./Ultimate.py --spec ../sv-benchmarks/c/properties/no-overflow.prp --file ../sv-benchmarks/c/bitvector/parity.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version da95e156 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/bitvector/parity.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1de4b71c160b63eb5d44a8d7bb23d6faff671aec ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis No suitable file found in config dir /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config using search string *Overflow*32bit*_Bitvector*.epf No suitable settings file found using Overflow*32bit*_Bitvector ERROR: UNSUPPORTED PROPERTY Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 11:26:56,659 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 11:26:56,661 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 11:26:56,681 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 11:26:56,683 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 11:26:56,693 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 11:26:56,695 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 11:26:56,707 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 11:26:56,713 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 11:26:56,718 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 11:26:56,720 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 11:26:56,726 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 11:26:56,729 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 11:26:56,731 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 11:26:56,737 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 11:26:56,739 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 11:26:56,742 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 11:26:56,743 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 11:26:56,748 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 11:26:56,754 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 11:26:56,761 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 11:26:56,765 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 11:26:56,766 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 11:26:56,771 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 11:26:56,781 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 11:26:56,782 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 11:26:56,782 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 11:26:56,784 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 11:26:56,784 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 11:26:56,785 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 11:26:56,785 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 11:26:56,786 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 11:26:56,789 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 11:26:56,791 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 11:26:56,792 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 11:26:56,794 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 11:26:56,795 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 11:26:56,795 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 11:26:56,796 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 11:26:56,799 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 11:26:56,801 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 11:26:56,801 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf [2019-11-27 11:26:56,833 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 11:26:56,833 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 11:26:56,836 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 11:26:56,837 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 11:26:56,837 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 11:26:56,837 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 11:26:56,840 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 11:26:56,840 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-27 11:26:56,840 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 11:26:56,840 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 11:26:56,841 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 11:26:56,842 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 11:26:56,842 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 11:26:56,842 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 11:26:56,842 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2019-11-27 11:26:56,843 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 11:26:56,843 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 11:26:56,843 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 11:26:56,843 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 11:26:56,846 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 11:26:56,846 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 11:26:56,846 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 11:26:56,846 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 11:26:56,847 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 11:26:56,847 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 11:26:56,847 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 11:26:56,847 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 11:26:56,847 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 11:26:56,848 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 11:26:56,848 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 11:26:56,849 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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 -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux 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 ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1de4b71c160b63eb5d44a8d7bb23d6faff671aec [2019-11-27 11:26:57,308 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 11:26:57,326 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 11:26:57,332 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 11:26:57,333 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 11:26:57,337 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 11:26:57,338 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/bitvector/parity.i [2019-11-27 11:26:57,445 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/165a32d29/cff321d451eb4c5ebf7772bb122a39ce/FLAGe79a05156 [2019-11-27 11:26:58,157 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 11:26:58,158 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/bitvector/parity.i [2019-11-27 11:26:58,168 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/165a32d29/cff321d451eb4c5ebf7772bb122a39ce/FLAGe79a05156 [2019-11-27 11:26:58,489 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/165a32d29/cff321d451eb4c5ebf7772bb122a39ce [2019-11-27 11:26:58,496 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 11:26:58,497 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 11:26:58,501 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 11:26:58,503 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 11:26:58,506 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 11:26:58,507 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:26:58" (1/1) ... [2019-11-27 11:26:58,510 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65aa4a6a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:26:58, skipping insertion in model container [2019-11-27 11:26:58,511 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:26:58" (1/1) ... [2019-11-27 11:26:58,517 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 11:26:58,566 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 11:26:58,869 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 11:26:58,874 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 11:26:58,901 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 11:26:58,914 INFO L208 MainTranslator]: Completed translation [2019-11-27 11:26:58,915 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:26:58 WrapperNode [2019-11-27 11:26:58,916 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 11:26:58,921 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 11:26:58,921 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 11:26:58,921 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 11:26:58,988 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:26:58" (1/1) ... [2019-11-27 11:26:59,012 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:26:58" (1/1) ... [2019-11-27 11:26:59,033 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 11:26:59,034 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 11:26:59,034 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 11:26:59,034 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 11:26:59,042 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:26:58" (1/1) ... [2019-11-27 11:26:59,042 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:26:58" (1/1) ... [2019-11-27 11:26:59,043 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:26:58" (1/1) ... [2019-11-27 11:26:59,043 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:26:58" (1/1) ... [2019-11-27 11:26:59,047 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:26:58" (1/1) ... [2019-11-27 11:26:59,053 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:26:58" (1/1) ... [2019-11-27 11:26:59,058 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:26:58" (1/1) ... [2019-11-27 11:26:59,063 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 11:26:59,069 INFO L168 Benchmark]: Toolchain (without parser) took 567.95 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 985.7 MB in the end (delta: -25.4 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 11:26:59,070 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 11:26:59,085 INFO L168 Benchmark]: CACSL2BoogieTranslator took 414.59 ms. Allocated memory is still 1.0 GB. Free memory was 960.3 MB in the beginning and 948.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 11:26:59,088 INFO L168 Benchmark]: Boogie Procedure Inliner took 113.19 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 991.4 MB in the end (delta: -42.6 MB). Peak memory consumption was 9.0 MB. Max. memory is 12.5 GB. [2019-11-27 11:26:59,091 INFO L168 Benchmark]: Boogie Preprocessor took 29.30 ms. Allocated memory is still 1.0 GB. Free memory was 991.4 MB in the beginning and 985.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 11:26:59,100 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 414.59 ms. Allocated memory is still 1.0 GB. Free memory was 960.3 MB in the beginning and 948.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 113.19 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 991.4 MB in the end (delta: -42.6 MB). Peak memory consumption was 9.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 29.30 ms. Allocated memory is still 1.0 GB. Free memory was 991.4 MB in the beginning and 985.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...