./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/float-benchs/inv_Newton_false-unreach-call.c.p+cfa-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_50ae42c2-4ed5-4b0f-980f-306732be3065/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_50ae42c2-4ed5-4b0f-980f-306732be3065/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_50ae42c2-4ed5-4b0f-980f-306732be3065/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_50ae42c2-4ed5-4b0f-980f-306732be3065/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/inv_Newton_false-unreach-call.c.p+cfa-reducer.c -s /tmp/vcloud-vcloud-master/worker/working_dir_50ae42c2-4ed5-4b0f-980f-306732be3065/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_50ae42c2-4ed5-4b0f-980f-306732be3065/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 da6a2bab1a150f96c1704e6bd6399f84c7ef1968 ........................................................................................................................................................................................................................................................................................... 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_50ae42c2-4ed5-4b0f-980f-306732be3065/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_50ae42c2-4ed5-4b0f-980f-306732be3065/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_50ae42c2-4ed5-4b0f-980f-306732be3065/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_50ae42c2-4ed5-4b0f-980f-306732be3065/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/inv_Newton_false-unreach-call.c.p+cfa-reducer.c -s /tmp/vcloud-vcloud-master/worker/working_dir_50ae42c2-4ed5-4b0f-980f-306732be3065/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_50ae42c2-4ed5-4b0f-980f-306732be3065/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 da6a2bab1a150f96c1704e6bd6399f84c7ef1968 ............................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 19:09:29,729 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 19:09:29,740 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 19:09:29,750 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 19:09:29,750 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 19:09:29,751 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 19:09:29,751 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 19:09:29,753 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 19:09:29,754 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 19:09:29,755 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 19:09:29,756 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 19:09:29,756 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 19:09:29,757 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 19:09:29,758 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 19:09:29,759 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 19:09:29,759 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 19:09:29,760 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 19:09:29,761 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 19:09:29,763 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 19:09:29,765 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 19:09:29,765 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 19:09:29,766 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 19:09:29,769 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 19:09:29,769 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 19:09:29,769 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 19:09:29,770 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 19:09:29,771 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 19:09:29,771 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 19:09:29,772 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 19:09:29,773 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 19:09:29,773 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 19:09:29,774 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 19:09:29,774 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 19:09:29,774 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 19:09:29,775 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 19:09:29,775 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 19:09:29,776 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_50ae42c2-4ed5-4b0f-980f-306732be3065/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-18 19:09:29,788 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 19:09:29,789 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 19:09:29,789 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 19:09:29,789 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 19:09:29,790 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 19:09:29,790 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 19:09:29,790 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 19:09:29,791 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 19:09:29,791 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 19:09:29,791 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 19:09:29,791 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 19:09:29,791 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 19:09:29,791 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 19:09:29,791 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 19:09:29,792 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 19:09:29,792 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 19:09:29,792 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 19:09:29,792 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 19:09:29,792 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-18 19:09:29,792 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-18 19:09:29,793 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 19:09:29,793 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 19:09:29,793 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 19:09:29,793 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 19:09:29,793 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 19:09:29,793 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 19:09:29,793 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-18 19:09:29,794 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 19:09:29,794 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 19:09:29,794 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_50ae42c2-4ed5-4b0f-980f-306732be3065/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 -> da6a2bab1a150f96c1704e6bd6399f84c7ef1968 [2018-11-18 19:09:29,821 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 19:09:29,830 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 19:09:29,833 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 19:09:29,834 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 19:09:29,834 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 19:09:29,835 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_50ae42c2-4ed5-4b0f-980f-306732be3065/bin-2019/ukojak/../../sv-benchmarks/c/float-benchs/inv_Newton_false-unreach-call.c.p+cfa-reducer.c [2018-11-18 19:09:29,879 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_50ae42c2-4ed5-4b0f-980f-306732be3065/bin-2019/ukojak/data/5d894d607/918a44bc2c8545a9af846c3d531c286d/FLAGf8efb8b70 [2018-11-18 19:09:30,233 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 19:09:30,234 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_50ae42c2-4ed5-4b0f-980f-306732be3065/sv-benchmarks/c/float-benchs/inv_Newton_false-unreach-call.c.p+cfa-reducer.c [2018-11-18 19:09:30,239 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_50ae42c2-4ed5-4b0f-980f-306732be3065/bin-2019/ukojak/data/5d894d607/918a44bc2c8545a9af846c3d531c286d/FLAGf8efb8b70 [2018-11-18 19:09:30,252 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_50ae42c2-4ed5-4b0f-980f-306732be3065/bin-2019/ukojak/data/5d894d607/918a44bc2c8545a9af846c3d531c286d [2018-11-18 19:09:30,254 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 19:09:30,255 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 19:09:30,256 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 19:09:30,256 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 19:09:30,260 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 19:09:30,261 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 07:09:30" (1/1) ... [2018-11-18 19:09:30,263 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65ec56fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:09:30, skipping insertion in model container [2018-11-18 19:09:30,264 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 07:09:30" (1/1) ... [2018-11-18 19:09:30,274 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 19:09:30,299 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 19:09:30,471 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 19:09:30,474 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 19:09:30,496 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 19:09:30,513 INFO L195 MainTranslator]: Completed translation [2018-11-18 19:09:30,514 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:09:30 WrapperNode [2018-11-18 19:09:30,514 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 19:09:30,515 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 19:09:30,515 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 19:09:30,515 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 19:09:30,521 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:09:30" (1/1) ... [2018-11-18 19:09:30,531 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:09:30" (1/1) ... [2018-11-18 19:09:30,590 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 19:09:30,591 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 19:09:30,591 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 19:09:30,591 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 19:09:30,601 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:09:30" (1/1) ... [2018-11-18 19:09:30,601 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:09:30" (1/1) ... [2018-11-18 19:09:30,603 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:09:30" (1/1) ... [2018-11-18 19:09:30,603 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:09:30" (1/1) ... [2018-11-18 19:09:30,611 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:09:30" (1/1) ... [2018-11-18 19:09:30,613 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:09:30" (1/1) ... [2018-11-18 19:09:30,614 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:09:30" (1/1) ... [2018-11-18 19:09:30,615 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 19:09:30,616 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 19:09:30,616 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 19:09:30,616 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 19:09:30,617 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:09:30" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_50ae42c2-4ed5-4b0f-980f-306732be3065/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 [2018-11-18 19:09:30,665 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-11-18 19:09:30,665 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-18 19:09:30,665 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-11-18 19:09:30,665 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 19:09:30,665 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 19:09:30,665 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 19:09:30,665 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-18 19:09:30,666 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 19:09:30,866 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 19:09:30,866 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 07:09:30 BoogieIcfgContainer [2018-11-18 19:09:30,866 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 19:09:30,867 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-18 19:09:30,867 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-18 19:09:30,877 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-18 19:09:30,878 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 07:09:30" (1/1) ... [2018-11-18 19:09:30,888 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 19:09:30,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:09:30,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 19 states and 27 transitions. [2018-11-18 19:09:30,925 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 27 transitions. [2018-11-18 19:09:30,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-11-18 19:09:30,928 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:09:31,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:09:31,072 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:09:31,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:09:31,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 20 states and 28 transitions. [2018-11-18 19:09:31,115 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 28 transitions. [2018-11-18 19:09:31,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-11-18 19:09:31,115 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:09:31,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:09:31,171 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:09:31,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:09:31,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 22 states and 29 transitions. [2018-11-18 19:09:31,269 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 29 transitions. [2018-11-18 19:09:31,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-11-18 19:09:31,270 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:09:31,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:09:31,325 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:09:31,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:09:31,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 24 states and 30 transitions. [2018-11-18 19:09:31,375 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2018-11-18 19:09:31,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-11-18 19:09:31,376 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:09:31,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 19:09:31,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 19:09:31,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 19:09:31,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 19:09:31,458 WARN L493 CodeCheckObserver]: This program is UNSAFE, Check terminated with 4 iterations. [2018-11-18 19:09:31,494 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 18.11 07:09:31 ImpRootNode [2018-11-18 19:09:31,494 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-18 19:09:31,495 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 19:09:31,495 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 19:09:31,495 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 19:09:31,496 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 07:09:30" (3/4) ... [2018-11-18 19:09:31,499 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-18 19:09:31,499 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 19:09:31,500 INFO L168 Benchmark]: Toolchain (without parser) took 1245.28 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.6 MB). Free memory was 959.2 MB in the beginning and 1.1 GB in the end (delta: -102.5 MB). Peak memory consumption was 39.0 MB. Max. memory is 11.5 GB. [2018-11-18 19:09:31,501 INFO L168 Benchmark]: CDTParser took 0.13 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. [2018-11-18 19:09:31,502 INFO L168 Benchmark]: CACSL2BoogieTranslator took 258.26 ms. Allocated memory is still 1.0 GB. Free memory was 959.2 MB in the beginning and 945.6 MB in the end (delta: 13.6 MB). Peak memory consumption was 13.6 MB. Max. memory is 11.5 GB. [2018-11-18 19:09:31,502 INFO L168 Benchmark]: Boogie Procedure Inliner took 76.16 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.6 MB). Free memory was 945.6 MB in the beginning and 1.1 GB in the end (delta: -196.0 MB). Peak memory consumption was 14.5 MB. Max. memory is 11.5 GB. [2018-11-18 19:09:31,503 INFO L168 Benchmark]: Boogie Preprocessor took 24.72 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-18 19:09:31,504 INFO L168 Benchmark]: RCFGBuilder took 250.72 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: 19.7 MB). Peak memory consumption was 19.7 MB. Max. memory is 11.5 GB. [2018-11-18 19:09:31,504 INFO L168 Benchmark]: CodeCheck took 627.64 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: 54.9 MB). Peak memory consumption was 54.9 MB. Max. memory is 11.5 GB. [2018-11-18 19:09:31,505 INFO L168 Benchmark]: Witness Printer took 4.39 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. [2018-11-18 19:09:31,508 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, 21 locations, 1 error locations. UNSAFE Result, 0.5s OverallTime, 4 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 84 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 76 SolverSat, 48 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 273 GetRequests, 261 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 52 NumberOfCodeBlocks, 52 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 35 ConstructedInterpolants, 0 QuantifiedInterpolants, 645 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 1 PerfectInterpolantSequences, 0/2 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: 91]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of bitwiseAnd at line 40, overapproximation of someBinaryArithmeticDOUBLEoperation at line 48, overapproximation of someBinaryDOUBLEComparisonOperation at line 78, overapproximation of to_real at line 41. Possible FailurePath: [L1] int __return_main; [L12] double __return_104; [L15] double main__a; [L16] double main__r; [L17] main__a = __VERIFIER_nondet_double() [L18] int main____CPAchecker_TMP_0; VAL [__return_104=0, __return_main=0] [L19] COND TRUE main__a >= 20.0 VAL [__return_104=0, __return_main=0] [L21] COND TRUE main__a <= 30.0 [L23] main____CPAchecker_TMP_0 = 1 VAL [__return_104=0, __return_main=0] [L25] COND TRUE main____CPAchecker_TMP_0 != 0 [L28] double __tmp_1; [L29] __tmp_1 = main__a [L30] double inv__A; [L31] inv__A = __tmp_1 [L32] double inv__xi; [L33] double inv__xsi; [L34] double inv__temp; [L35] signed int inv__cond; [L36] signed int inv__exp; [L37] FCALL union double_int inv__A_u; [L38] FCALL union double_int inv__xi_u; [L39] FCALL inv__A_u.d = inv__A [L40] EXPR, FCALL inv__A_u.i [L40] inv__exp = ((signed int)(((inv__A_u.i) & 2146435072) >> 20)) - 1023 [L41] FCALL inv__xi_u.d = 1 [L42] FCALL inv__xi_u.i = (1023 - inv__exp) << 20 [L43] EXPR, FCALL inv__xi_u.d [L43] inv__xi = inv__xi_u.d [L44] inv__cond = 1 VAL [__return_104=0, __return_main=0] [L46] COND TRUE !(inv__cond == 0) [L48] inv__xsi = (2 * inv__xi) - ((inv__A * inv__xi) * inv__xi) [L49] inv__temp = inv__xsi - inv__xi [L50] int inv____CPAchecker_TMP_0; VAL [__return_104=0, __return_main=0] [L51] COND FALSE !(inv__temp > 1.0E-10) VAL [__return_104=0, __return_main=0] [L62] COND FALSE !(inv__temp < -1.0E-10) [L68] inv____CPAchecker_TMP_0 = 0 VAL [__return_104=0, __return_main=0] [L56] inv__cond = inv____CPAchecker_TMP_0 [L57] inv__xi = inv__xsi VAL [__return_104=0, __return_main=0] [L46] COND FALSE !(!(inv__cond == 0)) [L75] __return_104 = inv__xi [L76] main__r = __return_104 [L77] int main____CPAchecker_TMP_1; VAL [__return_104=12, __return_main=0] [L78] COND FALSE !(main__r >= 0) VAL [__return_104=12, __return_main=0] [L103] main____CPAchecker_TMP_1 = 0 VAL [__return_104=12, __return_main=0] [L85] int __tmp_2; [L86] __tmp_2 = main____CPAchecker_TMP_1 [L87] int __VERIFIER_assert__cond; [L88] __VERIFIER_assert__cond = __tmp_2 VAL [__return_104=12, __return_main=0] [L89] COND TRUE __VERIFIER_assert__cond == 0 VAL [__return_104=12, __return_main=0] [L91] __VERIFIER_error() VAL [__return_104=12, __return_main=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 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 258.26 ms. Allocated memory is still 1.0 GB. Free memory was 959.2 MB in the beginning and 945.6 MB in the end (delta: 13.6 MB). Peak memory consumption was 13.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 76.16 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.6 MB). Free memory was 945.6 MB in the beginning and 1.1 GB in the end (delta: -196.0 MB). Peak memory consumption was 14.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 24.72 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 250.72 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: 19.7 MB). Peak memory consumption was 19.7 MB. Max. memory is 11.5 GB. * CodeCheck took 627.64 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: 54.9 MB). Peak memory consumption was 54.9 MB. Max. memory is 11.5 GB. * Witness Printer took 4.39 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 0.1.23-5842f4b [2018-11-18 19:09:33,180 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 19:09:33,182 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 19:09:33,193 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 19:09:33,193 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 19:09:33,194 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 19:09:33,195 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 19:09:33,197 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 19:09:33,199 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 19:09:33,199 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 19:09:33,201 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 19:09:33,201 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 19:09:33,202 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 19:09:33,203 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 19:09:33,204 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 19:09:33,205 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 19:09:33,206 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 19:09:33,208 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 19:09:33,210 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 19:09:33,211 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 19:09:33,212 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 19:09:33,214 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 19:09:33,215 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 19:09:33,216 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 19:09:33,216 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 19:09:33,217 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 19:09:33,218 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 19:09:33,219 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 19:09:33,220 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 19:09:33,221 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 19:09:33,221 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 19:09:33,221 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 19:09:33,222 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 19:09:33,222 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 19:09:33,223 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 19:09:33,223 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 19:09:33,224 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_50ae42c2-4ed5-4b0f-980f-306732be3065/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-11-18 19:09:33,237 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 19:09:33,237 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 19:09:33,238 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 19:09:33,238 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 19:09:33,239 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 19:09:33,239 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 19:09:33,239 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 19:09:33,239 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 19:09:33,239 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 19:09:33,240 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 19:09:33,240 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 19:09:33,241 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 19:09:33,241 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 19:09:33,242 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-18 19:09:33,242 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-18 19:09:33,242 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 19:09:33,242 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 19:09:33,242 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 19:09:33,242 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 19:09:33,243 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-18 19:09:33,243 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-18 19:09:33,243 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 19:09:33,243 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 19:09:33,244 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 19:09:33,244 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 19:09:33,244 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 19:09:33,244 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 19:09:33,244 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-11-18 19:09:33,244 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-18 19:09:33,245 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 19:09:33,245 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-18 19:09:33,245 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-18 19:09:33,245 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_50ae42c2-4ed5-4b0f-980f-306732be3065/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 -> da6a2bab1a150f96c1704e6bd6399f84c7ef1968 [2018-11-18 19:09:33,283 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 19:09:33,294 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 19:09:33,298 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 19:09:33,299 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 19:09:33,299 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 19:09:33,300 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_50ae42c2-4ed5-4b0f-980f-306732be3065/bin-2019/ukojak/../../sv-benchmarks/c/float-benchs/inv_Newton_false-unreach-call.c.p+cfa-reducer.c [2018-11-18 19:09:33,356 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_50ae42c2-4ed5-4b0f-980f-306732be3065/bin-2019/ukojak/data/fb3d11671/59d4a03da1844b32961ef38fb3dcfd57/FLAGdfab32f73 [2018-11-18 19:09:33,712 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 19:09:33,713 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_50ae42c2-4ed5-4b0f-980f-306732be3065/sv-benchmarks/c/float-benchs/inv_Newton_false-unreach-call.c.p+cfa-reducer.c [2018-11-18 19:09:33,718 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_50ae42c2-4ed5-4b0f-980f-306732be3065/bin-2019/ukojak/data/fb3d11671/59d4a03da1844b32961ef38fb3dcfd57/FLAGdfab32f73 [2018-11-18 19:09:33,730 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_50ae42c2-4ed5-4b0f-980f-306732be3065/bin-2019/ukojak/data/fb3d11671/59d4a03da1844b32961ef38fb3dcfd57 [2018-11-18 19:09:33,732 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 19:09:33,733 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 19:09:33,734 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 19:09:33,734 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 19:09:33,737 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 19:09:33,737 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 07:09:33" (1/1) ... [2018-11-18 19:09:33,739 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e366777 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:09:33, skipping insertion in model container [2018-11-18 19:09:33,740 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 07:09:33" (1/1) ... [2018-11-18 19:09:33,746 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 19:09:33,766 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 19:09:33,919 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 19:09:33,925 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 19:09:33,950 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 19:09:33,974 INFO L195 MainTranslator]: Completed translation [2018-11-18 19:09:33,974 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:09:33 WrapperNode [2018-11-18 19:09:33,974 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 19:09:33,975 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 19:09:33,975 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 19:09:33,975 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 19:09:33,982 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:09:33" (1/1) ... [2018-11-18 19:09:33,991 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:09:33" (1/1) ... [2018-11-18 19:09:34,012 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 19:09:34,012 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 19:09:34,012 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 19:09:34,012 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 19:09:34,019 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:09:33" (1/1) ... [2018-11-18 19:09:34,020 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:09:33" (1/1) ... [2018-11-18 19:09:34,022 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:09:33" (1/1) ... [2018-11-18 19:09:34,023 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:09:33" (1/1) ... [2018-11-18 19:09:34,030 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:09:33" (1/1) ... [2018-11-18 19:09:34,080 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:09:33" (1/1) ... [2018-11-18 19:09:34,083 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:09:33" (1/1) ... [2018-11-18 19:09:34,086 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 19:09:34,086 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 19:09:34,086 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 19:09:34,087 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 19:09:34,087 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:09:33" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_50ae42c2-4ed5-4b0f-980f-306732be3065/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 [2018-11-18 19:09:34,128 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2018-11-18 19:09:34,129 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2018-11-18 19:09:34,129 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 19:09:34,129 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-11-18 19:09:34,129 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 19:09:34,129 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 19:09:34,129 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 19:09:34,129 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-18 19:09:34,306 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 19:09:37,286 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 19:09:37,287 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 07:09:37 BoogieIcfgContainer [2018-11-18 19:09:37,287 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 19:09:37,287 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-18 19:09:37,288 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-18 19:09:37,294 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-18 19:09:37,295 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 07:09:37" (1/1) ... [2018-11-18 19:09:37,301 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 19:09:37,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:09:37,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 19 states and 27 transitions. [2018-11-18 19:09:37,323 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 27 transitions. [2018-11-18 19:09:37,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-11-18 19:09:37,325 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:09:37,360 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 19:09:37,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:09:37,394 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 19:09:37,415 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:09:58,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:09:58,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 20 states and 28 transitions. [2018-11-18 19:09:58,143 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 28 transitions. [2018-11-18 19:09:58,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-11-18 19:09:58,143 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:09:58,144 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 19:09:58,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:09:58,180 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 19:09:58,205 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:09:58,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:09:58,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 22 states and 30 transitions. [2018-11-18 19:09:58,241 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 30 transitions. [2018-11-18 19:09:58,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-11-18 19:09:58,241 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:09:58,243 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 19:09:58,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:09:58,277 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 19:09:58,299 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-18 19:09:58,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:09:58,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 25 states and 34 transitions. [2018-11-18 19:09:58,356 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 34 transitions. [2018-11-18 19:09:58,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-11-18 19:09:58,359 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:09:58,361 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 19:10:08,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2018-11-18 19:10:08,736 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:505) 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) [2018-11-18 19:10:08,739 INFO L168 Benchmark]: Toolchain (without parser) took 35006.33 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 109.1 MB). Free memory was 943.8 MB in the beginning and 1.0 GB in the end (delta: -83.3 MB). Peak memory consumption was 25.8 MB. Max. memory is 11.5 GB. [2018-11-18 19:10:08,740 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 973.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 19:10:08,741 INFO L168 Benchmark]: CACSL2BoogieTranslator took 240.55 ms. Allocated memory is still 1.0 GB. Free memory was 943.8 MB in the beginning and 927.7 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-11-18 19:10:08,741 INFO L168 Benchmark]: Boogie Procedure Inliner took 36.96 ms. Allocated memory is still 1.0 GB. Free memory is still 927.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 19:10:08,742 INFO L168 Benchmark]: Boogie Preprocessor took 73.92 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 109.1 MB). Free memory was 927.7 MB in the beginning and 1.1 GB in the end (delta: -168.2 MB). Peak memory consumption was 15.8 MB. Max. memory is 11.5 GB. [2018-11-18 19:10:08,742 INFO L168 Benchmark]: RCFGBuilder took 3200.75 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 25.5 MB). Peak memory consumption was 25.5 MB. Max. memory is 11.5 GB. [2018-11-18 19:10:08,743 INFO L168 Benchmark]: CodeCheck took 31450.97 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 43.4 MB). Peak memory consumption was 43.4 MB. Max. memory is 11.5 GB. [2018-11-18 19:10:08,745 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:505) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 973.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 240.55 ms. Allocated memory is still 1.0 GB. Free memory was 943.8 MB in the beginning and 927.7 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 36.96 ms. Allocated memory is still 1.0 GB. Free memory is still 927.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 73.92 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 109.1 MB). Free memory was 927.7 MB in the beginning and 1.1 GB in the end (delta: -168.2 MB). Peak memory consumption was 15.8 MB. Max. memory is 11.5 GB. * RCFGBuilder took 3200.75 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 25.5 MB). Peak memory consumption was 25.5 MB. Max. memory is 11.5 GB. * CodeCheck took 31450.97 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 43.4 MB). Peak memory consumption was 43.4 MB. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...