./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/floats-cdfpl/square_1_false-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_82eca261-bd18-46fa-81a6-244957faf931/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_82eca261-bd18-46fa-81a6-244957faf931/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_82eca261-bd18-46fa-81a6-244957faf931/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_82eca261-bd18-46fa-81a6-244957faf931/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-cdfpl/square_1_false-unreach-call_true-termination.i -s /tmp/vcloud-vcloud-master/worker/working_dir_82eca261-bd18-46fa-81a6-244957faf931/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_82eca261-bd18-46fa-81a6-244957faf931/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 9b4984d971b5a5a3b565edf502e7d7464558f166 ............................................................................................................................................................................................................ 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_82eca261-bd18-46fa-81a6-244957faf931/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_82eca261-bd18-46fa-81a6-244957faf931/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_82eca261-bd18-46fa-81a6-244957faf931/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_82eca261-bd18-46fa-81a6-244957faf931/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-cdfpl/square_1_false-unreach-call_true-termination.i -s /tmp/vcloud-vcloud-master/worker/working_dir_82eca261-bd18-46fa-81a6-244957faf931/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_82eca261-bd18-46fa-81a6-244957faf931/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 9b4984d971b5a5a3b565edf502e7d7464558f166 ........................................................................................................................................................................................... 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 [2018-10-26 20:48:10,088 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-26 20:48:10,089 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-26 20:48:10,102 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-26 20:48:10,103 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-26 20:48:10,105 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-26 20:48:10,107 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-26 20:48:10,109 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-26 20:48:10,111 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-26 20:48:10,112 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-26 20:48:10,112 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-26 20:48:10,112 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-26 20:48:10,113 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-26 20:48:10,114 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-26 20:48:10,115 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-26 20:48:10,115 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-26 20:48:10,116 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-26 20:48:10,118 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-26 20:48:10,119 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-26 20:48:10,121 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-26 20:48:10,122 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-26 20:48:10,123 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-26 20:48:10,125 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-26 20:48:10,125 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-26 20:48:10,125 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-26 20:48:10,126 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-26 20:48:10,127 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-26 20:48:10,128 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-26 20:48:10,128 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-26 20:48:10,129 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-26 20:48:10,130 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-26 20:48:10,130 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-26 20:48:10,130 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-26 20:48:10,131 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-26 20:48:10,132 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-26 20:48:10,132 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-26 20:48:10,133 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_82eca261-bd18-46fa-81a6-244957faf931/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-10-26 20:48:10,145 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-26 20:48:10,145 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-26 20:48:10,146 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-26 20:48:10,146 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-26 20:48:10,146 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-26 20:48:10,147 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-26 20:48:10,147 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-26 20:48:10,148 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-26 20:48:10,148 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-26 20:48:10,148 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-26 20:48:10,148 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-26 20:48:10,148 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-26 20:48:10,148 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-26 20:48:10,149 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-26 20:48:10,149 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-26 20:48:10,149 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-26 20:48:10,149 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-26 20:48:10,149 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-26 20:48:10,149 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-26 20:48:10,150 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-26 20:48:10,150 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-26 20:48:10,150 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-26 20:48:10,150 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-26 20:48:10,150 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-26 20:48:10,150 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-26 20:48:10,151 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-10-26 20:48:10,151 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-26 20:48:10,151 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-26 20:48:10,151 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_82eca261-bd18-46fa-81a6-244957faf931/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 -> 9b4984d971b5a5a3b565edf502e7d7464558f166 [2018-10-26 20:48:10,188 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-26 20:48:10,203 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-26 20:48:10,209 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-26 20:48:10,210 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-26 20:48:10,210 INFO L276 PluginConnector]: CDTParser initialized [2018-10-26 20:48:10,211 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_82eca261-bd18-46fa-81a6-244957faf931/bin-2019/ukojak/../../sv-benchmarks/c/floats-cdfpl/square_1_false-unreach-call_true-termination.i [2018-10-26 20:48:10,276 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_82eca261-bd18-46fa-81a6-244957faf931/bin-2019/ukojak/data/b8985f0ce/a3b62f291a1e477bb7a6236950f64dca/FLAG77cf8b5eb [2018-10-26 20:48:10,640 INFO L298 CDTParser]: Found 1 translation units. [2018-10-26 20:48:10,640 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_82eca261-bd18-46fa-81a6-244957faf931/sv-benchmarks/c/floats-cdfpl/square_1_false-unreach-call_true-termination.i [2018-10-26 20:48:10,645 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_82eca261-bd18-46fa-81a6-244957faf931/bin-2019/ukojak/data/b8985f0ce/a3b62f291a1e477bb7a6236950f64dca/FLAG77cf8b5eb [2018-10-26 20:48:10,656 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_82eca261-bd18-46fa-81a6-244957faf931/bin-2019/ukojak/data/b8985f0ce/a3b62f291a1e477bb7a6236950f64dca [2018-10-26 20:48:10,659 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-26 20:48:10,660 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-26 20:48:10,661 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-26 20:48:10,661 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-26 20:48:10,664 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-26 20:48:10,665 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 08:48:10" (1/1) ... [2018-10-26 20:48:10,668 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48d206d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:48:10, skipping insertion in model container [2018-10-26 20:48:10,668 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 08:48:10" (1/1) ... [2018-10-26 20:48:10,678 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-26 20:48:10,696 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-26 20:48:10,822 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 20:48:10,825 INFO L189 MainTranslator]: Completed pre-run [2018-10-26 20:48:10,836 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 20:48:10,849 INFO L193 MainTranslator]: Completed translation [2018-10-26 20:48:10,849 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:48:10 WrapperNode [2018-10-26 20:48:10,849 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-26 20:48:10,850 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-26 20:48:10,850 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-26 20:48:10,850 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-26 20:48:10,859 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:48:10" (1/1) ... [2018-10-26 20:48:10,864 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:48:10" (1/1) ... [2018-10-26 20:48:10,880 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-26 20:48:10,880 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-26 20:48:10,880 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-26 20:48:10,880 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-26 20:48:10,887 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:48:10" (1/1) ... [2018-10-26 20:48:10,887 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:48:10" (1/1) ... [2018-10-26 20:48:10,888 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:48:10" (1/1) ... [2018-10-26 20:48:10,888 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:48:10" (1/1) ... [2018-10-26 20:48:10,889 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:48:10" (1/1) ... [2018-10-26 20:48:10,890 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:48:10" (1/1) ... [2018-10-26 20:48:10,891 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:48:10" (1/1) ... [2018-10-26 20:48:10,892 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-26 20:48:10,892 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-26 20:48:10,892 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-26 20:48:10,892 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-26 20:48:10,893 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:48:10" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_82eca261-bd18-46fa-81a6-244957faf931/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 [2018-10-26 20:48:11,012 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-26 20:48:11,012 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-26 20:48:11,294 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-26 20:48:11,295 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 08:48:11 BoogieIcfgContainer [2018-10-26 20:48:11,295 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-26 20:48:11,295 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-26 20:48:11,295 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-26 20:48:11,306 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-26 20:48:11,306 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 08:48:11" (1/1) ... [2018-10-26 20:48:11,317 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 20:48:11,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:48:11,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2018-10-26 20:48:11,357 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2018-10-26 20:48:11,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-26 20:48:11,360 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:48:11,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-26 20:48:11,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-26 20:48:11,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-26 20:48:11,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-26 20:48:11,464 WARN L496 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2018-10-26 20:48:11,483 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 26.10 08:48:11 ImpRootNode [2018-10-26 20:48:11,483 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-10-26 20:48:11,483 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-10-26 20:48:11,483 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-10-26 20:48:11,483 INFO L276 PluginConnector]: Witness Printer initialized [2018-10-26 20:48:11,484 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 08:48:11" (3/4) ... [2018-10-26 20:48:11,488 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-10-26 20:48:11,488 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-10-26 20:48:11,489 INFO L168 Benchmark]: Toolchain (without parser) took 829.63 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 163.1 MB). Free memory was 960.7 MB in the beginning and 1.1 GB in the end (delta: -178.2 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 20:48:11,493 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 20:48:11,493 INFO L168 Benchmark]: CACSL2BoogieTranslator took 188.96 ms. Allocated memory is still 1.0 GB. Free memory was 960.7 MB in the beginning and 950.0 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-10-26 20:48:11,496 INFO L168 Benchmark]: Boogie Procedure Inliner took 29.64 ms. Allocated memory is still 1.0 GB. Free memory is still 950.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 20:48:11,496 INFO L168 Benchmark]: Boogie Preprocessor took 11.74 ms. Allocated memory is still 1.0 GB. Free memory was 950.0 MB in the beginning and 947.3 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-10-26 20:48:11,498 INFO L168 Benchmark]: RCFGBuilder took 402.79 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 163.1 MB). Free memory was 947.3 MB in the beginning and 1.2 GB in the end (delta: -203.3 MB). Peak memory consumption was 22.8 MB. Max. memory is 11.5 GB. [2018-10-26 20:48:11,499 INFO L168 Benchmark]: CodeCheck took 187.57 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 11.7 MB). Peak memory consumption was 11.7 MB. Max. memory is 11.5 GB. [2018-10-26 20:48:11,501 INFO L168 Benchmark]: Witness Printer took 4.97 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. [2018-10-26 20:48:11,505 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 1 procedures, 9 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, 3 NumberOfCodeBlocks, 3 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: 15]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 14, overapproximation of someBinaryArithmeticFLOAToperation at line 12. Possible FailurePath: [L6] float IN = __VERIFIER_nondet_float(); [L9] float x = IN; [L11-L12] float result = 1.0f + 0.5f*x - 0.125f*x*x + 0.0625f*x*x*x - 0.0390625f*x*x*x*x; [L14] COND TRUE !(result >= 0.0f && result < 1.39f) [L15] __VERIFIER_error() * 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 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 188.96 ms. Allocated memory is still 1.0 GB. Free memory was 960.7 MB in the beginning and 950.0 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 29.64 ms. Allocated memory is still 1.0 GB. Free memory is still 950.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 11.74 ms. Allocated memory is still 1.0 GB. Free memory was 950.0 MB in the beginning and 947.3 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 402.79 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 163.1 MB). Free memory was 947.3 MB in the beginning and 1.2 GB in the end (delta: -203.3 MB). Peak memory consumption was 22.8 MB. Max. memory is 11.5 GB. * CodeCheck took 187.57 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 11.7 MB). Peak memory consumption was 11.7 MB. Max. memory is 11.5 GB. * Witness Printer took 4.97 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 [2018-10-26 20:48:13,475 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-26 20:48:13,476 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-26 20:48:13,487 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-26 20:48:13,487 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-26 20:48:13,488 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-26 20:48:13,489 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-26 20:48:13,490 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-26 20:48:13,491 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-26 20:48:13,492 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-26 20:48:13,493 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-26 20:48:13,493 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-26 20:48:13,494 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-26 20:48:13,495 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-26 20:48:13,495 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-26 20:48:13,496 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-26 20:48:13,497 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-26 20:48:13,498 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-26 20:48:13,500 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-26 20:48:13,501 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-26 20:48:13,502 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-26 20:48:13,503 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-26 20:48:13,505 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-26 20:48:13,505 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-26 20:48:13,505 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-26 20:48:13,506 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-26 20:48:13,507 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-26 20:48:13,508 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-26 20:48:13,508 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-26 20:48:13,509 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-26 20:48:13,510 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-26 20:48:13,510 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-26 20:48:13,510 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-26 20:48:13,511 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-26 20:48:13,511 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-26 20:48:13,512 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-26 20:48:13,512 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_82eca261-bd18-46fa-81a6-244957faf931/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-10-26 20:48:13,537 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-26 20:48:13,539 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-26 20:48:13,539 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-26 20:48:13,540 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-26 20:48:13,540 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-26 20:48:13,540 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-26 20:48:13,541 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-26 20:48:13,541 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-26 20:48:13,541 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-26 20:48:13,541 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-26 20:48:13,541 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-26 20:48:13,541 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-26 20:48:13,541 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-26 20:48:13,542 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-10-26 20:48:13,542 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-10-26 20:48:13,542 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-26 20:48:13,542 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-26 20:48:13,542 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-26 20:48:13,542 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-26 20:48:13,542 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-26 20:48:13,543 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-26 20:48:13,543 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-26 20:48:13,543 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-26 20:48:13,543 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-26 20:48:13,543 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-26 20:48:13,543 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-26 20:48:13,543 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-10-26 20:48:13,544 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-10-26 20:48:13,544 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-26 20:48:13,544 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-10-26 20:48:13,544 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-10-26 20:48:13,544 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_82eca261-bd18-46fa-81a6-244957faf931/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 -> 9b4984d971b5a5a3b565edf502e7d7464558f166 [2018-10-26 20:48:13,597 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-26 20:48:13,611 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-26 20:48:13,614 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-26 20:48:13,616 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-26 20:48:13,616 INFO L276 PluginConnector]: CDTParser initialized [2018-10-26 20:48:13,617 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_82eca261-bd18-46fa-81a6-244957faf931/bin-2019/ukojak/../../sv-benchmarks/c/floats-cdfpl/square_1_false-unreach-call_true-termination.i [2018-10-26 20:48:13,666 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_82eca261-bd18-46fa-81a6-244957faf931/bin-2019/ukojak/data/fba86c61a/2fbcf759804747f18e950ccc23b1dea1/FLAGaa39be870 [2018-10-26 20:48:14,045 INFO L298 CDTParser]: Found 1 translation units. [2018-10-26 20:48:14,046 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_82eca261-bd18-46fa-81a6-244957faf931/sv-benchmarks/c/floats-cdfpl/square_1_false-unreach-call_true-termination.i [2018-10-26 20:48:14,052 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_82eca261-bd18-46fa-81a6-244957faf931/bin-2019/ukojak/data/fba86c61a/2fbcf759804747f18e950ccc23b1dea1/FLAGaa39be870 [2018-10-26 20:48:14,063 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_82eca261-bd18-46fa-81a6-244957faf931/bin-2019/ukojak/data/fba86c61a/2fbcf759804747f18e950ccc23b1dea1 [2018-10-26 20:48:14,065 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-26 20:48:14,066 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-26 20:48:14,067 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-26 20:48:14,067 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-26 20:48:14,071 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-26 20:48:14,072 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 08:48:14" (1/1) ... [2018-10-26 20:48:14,074 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@74d80f6a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:48:14, skipping insertion in model container [2018-10-26 20:48:14,074 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 08:48:14" (1/1) ... [2018-10-26 20:48:14,083 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-26 20:48:14,100 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-26 20:48:14,263 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 20:48:14,271 INFO L189 MainTranslator]: Completed pre-run [2018-10-26 20:48:14,288 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 20:48:14,304 INFO L193 MainTranslator]: Completed translation [2018-10-26 20:48:14,304 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:48:14 WrapperNode [2018-10-26 20:48:14,304 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-26 20:48:14,305 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-26 20:48:14,305 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-26 20:48:14,305 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-26 20:48:14,314 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:48:14" (1/1) ... [2018-10-26 20:48:14,322 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:48:14" (1/1) ... [2018-10-26 20:48:14,339 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-26 20:48:14,339 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-26 20:48:14,339 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-26 20:48:14,339 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-26 20:48:14,349 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:48:14" (1/1) ... [2018-10-26 20:48:14,349 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:48:14" (1/1) ... [2018-10-26 20:48:14,351 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:48:14" (1/1) ... [2018-10-26 20:48:14,351 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:48:14" (1/1) ... [2018-10-26 20:48:14,354 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:48:14" (1/1) ... [2018-10-26 20:48:14,356 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:48:14" (1/1) ... [2018-10-26 20:48:14,357 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:48:14" (1/1) ... [2018-10-26 20:48:14,363 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-26 20:48:14,364 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-26 20:48:14,364 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-26 20:48:14,364 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-26 20:48:14,365 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:48:14" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_82eca261-bd18-46fa-81a6-244957faf931/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 [2018-10-26 20:48:14,424 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-26 20:48:14,424 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-26 20:48:44,904 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-26 20:48:44,905 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 08:48:44 BoogieIcfgContainer [2018-10-26 20:48:44,905 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-26 20:48:44,906 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-26 20:48:44,906 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-26 20:48:44,917 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-26 20:48:44,917 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 08:48:44" (1/1) ... [2018-10-26 20:48:44,929 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 20:48:44,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:48:44,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2018-10-26 20:48:44,967 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2018-10-26 20:48:44,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-26 20:48:44,970 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:48:45,020 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-10-26 20:48:55,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2018-10-26 20:48:55,333 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) [2018-10-26 20:48:55,336 INFO L168 Benchmark]: Toolchain (without parser) took 41270.56 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 126.4 MB). Free memory was 954.6 MB in the beginning and 1.1 GB in the end (delta: -142.9 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 20:48:55,338 INFO L168 Benchmark]: CDTParser took 0.15 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. [2018-10-26 20:48:55,339 INFO L168 Benchmark]: CACSL2BoogieTranslator took 237.78 ms. Allocated memory is still 1.0 GB. Free memory was 954.6 MB in the beginning and 943.9 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-10-26 20:48:55,339 INFO L168 Benchmark]: Boogie Procedure Inliner took 33.85 ms. Allocated memory is still 1.0 GB. Free memory was 943.9 MB in the beginning and 938.5 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-10-26 20:48:55,343 INFO L168 Benchmark]: Boogie Preprocessor took 24.41 ms. Allocated memory is still 1.0 GB. Free memory is still 938.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 20:48:55,344 INFO L168 Benchmark]: RCFGBuilder took 30541.43 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 126.4 MB). Free memory was 938.5 MB in the beginning and 1.1 GB in the end (delta: -165.9 MB). Peak memory consumption was 21.9 MB. Max. memory is 11.5 GB. [2018-10-26 20:48:55,346 INFO L168 Benchmark]: CodeCheck took 10429.74 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: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. [2018-10-26 20:48:55,351 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 0.15 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 237.78 ms. Allocated memory is still 1.0 GB. Free memory was 954.6 MB in the beginning and 943.9 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 33.85 ms. Allocated memory is still 1.0 GB. Free memory was 943.9 MB in the beginning and 938.5 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 24.41 ms. Allocated memory is still 1.0 GB. Free memory is still 938.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 30541.43 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 126.4 MB). Free memory was 938.5 MB in the beginning and 1.1 GB in the end (delta: -165.9 MB). Peak memory consumption was 21.9 MB. Max. memory is 11.5 GB. * CodeCheck took 10429.74 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: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...