./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/bitvector/parity.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 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-Reach-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 ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1de4b71c160b63eb5d44a8d7bb23d6faff671aec ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis 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-Reach-32bit-Automizer_Bitvector.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 ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1de4b71c160b63eb5d44a8d7bb23d6faff671aec ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 20:38:07,563 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:38:07,569 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:38:07,605 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:38:07,607 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:38:07,609 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:38:07,617 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:38:07,627 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:38:07,634 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:38:07,640 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:38:07,642 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:38:07,647 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:38:07,649 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:38:07,652 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:38:07,655 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:38:07,658 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:38:07,661 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:38:07,663 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:38:07,670 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:38:07,675 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:38:07,684 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:38:07,692 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:38:07,693 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:38:07,697 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:38:07,704 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:38:07,705 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:38:07,707 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:38:07,709 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:38:07,712 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:38:07,713 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:38:07,713 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:38:07,714 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:38:07,717 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:38:07,719 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:38:07,723 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:38:07,724 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:38:07,725 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:38:07,725 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:38:07,727 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:38:07,728 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:38:07,731 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:38:07,733 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:38:07,791 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:38:07,794 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:38:07,795 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:38:07,797 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:38:07,797 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:38:07,797 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:38:07,800 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:38:07,800 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:38:07,802 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:38:07,802 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:38:07,802 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:38:07,803 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:38:07,805 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:38:07,806 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:38:07,806 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:38:07,807 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:38:07,807 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:38:07,807 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:38:07,808 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:38:07,810 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:38:07,810 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:38:07,810 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:38:07,811 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:38:07,811 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:38:07,812 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:38:07,812 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:38:07,815 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:38:07,815 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:38:07,816 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:38:07,816 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 ! call(__VERIFIER_error())) ) 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 [2019-11-24 20:38:08,396 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:38:08,425 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:38:08,430 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:38:08,435 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:38:08,439 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:38:08,440 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/bitvector/parity.i [2019-11-24 20:38:08,602 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/13b261056/455b69c52f024eb2ad25c117506aec16/FLAG204fa3596 [2019-11-24 20:38:09,681 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:38:09,683 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/bitvector/parity.i [2019-11-24 20:38:09,700 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/13b261056/455b69c52f024eb2ad25c117506aec16/FLAG204fa3596 [2019-11-24 20:38:09,743 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/13b261056/455b69c52f024eb2ad25c117506aec16 [2019-11-24 20:38:09,752 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:38:09,756 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:38:09,762 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:38:09,764 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:38:09,774 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:38:09,776 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:38:09" (1/1) ... [2019-11-24 20:38:09,784 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@74e4d0b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:09, skipping insertion in model container [2019-11-24 20:38:09,784 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:38:09" (1/1) ... [2019-11-24 20:38:09,802 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:38:09,862 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:38:10,302 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:38:10,314 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:38:10,357 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:38:10,381 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:38:10,384 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:10 WrapperNode [2019-11-24 20:38:10,384 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:38:10,385 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:38:10,385 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:38:10,385 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:38:10,474 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:10" (1/1) ... [2019-11-24 20:38:10,494 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:10" (1/1) ... [2019-11-24 20:38:10,541 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:38:10,541 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:38:10,543 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:38:10,543 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:38:10,562 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:10" (1/1) ... [2019-11-24 20:38:10,563 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:10" (1/1) ... [2019-11-24 20:38:10,564 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:10" (1/1) ... [2019-11-24 20:38:10,564 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:10" (1/1) ... [2019-11-24 20:38:10,569 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:10" (1/1) ... [2019-11-24 20:38:10,578 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:10" (1/1) ... [2019-11-24 20:38:10,585 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:10" (1/1) ... [2019-11-24 20:38:10,592 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:38:10,603 INFO L168 Benchmark]: Toolchain (without parser) took 841.19 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.3 MB in the end (delta: -29.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:38:10,604 INFO L168 Benchmark]: CDTParser took 0.96 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. [2019-11-24 20:38:10,618 INFO L168 Benchmark]: CACSL2BoogieTranslator took 622.52 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:38:10,624 INFO L168 Benchmark]: Boogie Procedure Inliner took 156.09 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 997.0 MB in the end (delta: -46.8 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. [2019-11-24 20:38:10,626 INFO L168 Benchmark]: Boogie Preprocessor took 51.33 ms. Allocated memory is still 1.0 GB. Free memory was 997.0 MB in the beginning and 991.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:38:10,637 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.96 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 622.52 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 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 156.09 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 997.0 MB in the end (delta: -46.8 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 51.33 ms. Allocated memory is still 1.0 GB. Free memory was 997.0 MB in the beginning and 991.3 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... ### Bit-precise run ### This is Ultimate 0.1.24-32f2683 [2019-11-24 20:38:14,398 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:38:14,404 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:38:14,440 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:38:14,440 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:38:14,443 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:38:14,446 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:38:14,461 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:38:14,468 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:38:14,473 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:38:14,476 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:38:14,480 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:38:14,483 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:38:14,486 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:38:14,489 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:38:14,492 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:38:14,495 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:38:14,498 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:38:14,505 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:38:14,511 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:38:14,519 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:38:14,529 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:38:14,533 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:38:14,536 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:38:14,546 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:38:14,549 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:38:14,549 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:38:14,553 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:38:14,554 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:38:14,555 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:38:14,557 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:38:14,561 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:38:14,562 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:38:14,566 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:38:14,567 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:38:14,570 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:38:14,572 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:38:14,575 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:38:14,575 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:38:14,576 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:38:14,578 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:38:14,581 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:38:14,633 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:38:14,638 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:38:14,639 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:38:14,645 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:38:14,646 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:38:14,646 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:38:14,647 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:38:14,647 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:38:14,648 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:38:14,648 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:38:14,650 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:38:14,650 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:38:14,651 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:38:14,652 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:38:14,653 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:38:14,654 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:38:14,654 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:38:14,655 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:38:14,655 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:38:14,658 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:38:14,658 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:38:14,659 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:38:14,659 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:38:14,660 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:38:14,660 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:38:14,660 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:38:14,661 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:38:14,661 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:38:14,663 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:38:14,663 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:38:14,665 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:38:14,665 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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 ! call(__VERIFIER_error())) ) 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 [2019-11-24 20:38:15,297 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:38:15,326 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:38:15,333 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:38:15,337 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:38:15,340 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:38:15,341 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/bitvector/parity.i [2019-11-24 20:38:15,495 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0934c7e55/515cf1046ed94a54a68b04329807143b/FLAGe4e0018d2 [2019-11-24 20:38:16,567 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:38:16,569 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/bitvector/parity.i [2019-11-24 20:38:16,587 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0934c7e55/515cf1046ed94a54a68b04329807143b/FLAGe4e0018d2 [2019-11-24 20:38:16,824 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0934c7e55/515cf1046ed94a54a68b04329807143b [2019-11-24 20:38:16,831 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:38:16,834 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:38:16,841 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:38:16,842 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:38:16,851 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:38:16,853 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:38:16" (1/1) ... [2019-11-24 20:38:16,860 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31007272 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:16, skipping insertion in model container [2019-11-24 20:38:16,861 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:38:16" (1/1) ... [2019-11-24 20:38:16,882 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:38:16,937 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:38:17,408 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:38:17,423 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:38:17,480 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:38:17,606 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:38:17,607 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:17 WrapperNode [2019-11-24 20:38:17,608 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:38:17,609 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:38:17,609 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:38:17,611 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:38:17,628 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:17" (1/1) ... [2019-11-24 20:38:17,647 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:17" (1/1) ... [2019-11-24 20:38:17,696 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:38:17,698 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:38:17,700 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:38:17,700 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:38:17,726 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:17" (1/1) ... [2019-11-24 20:38:17,727 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:17" (1/1) ... [2019-11-24 20:38:17,729 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:17" (1/1) ... [2019-11-24 20:38:17,730 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:17" (1/1) ... [2019-11-24 20:38:17,744 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:17" (1/1) ... [2019-11-24 20:38:17,759 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:17" (1/1) ... [2019-11-24 20:38:17,768 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:38:17" (1/1) ... [2019-11-24 20:38:17,778 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:38:17,784 INFO L168 Benchmark]: Toolchain (without parser) took 946.53 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.2 MB in the end (delta: -29.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:38:17,785 INFO L168 Benchmark]: CDTParser took 0.99 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. [2019-11-24 20:38:17,788 INFO L168 Benchmark]: CACSL2BoogieTranslator took 767.33 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 996.9 MB in the end (delta: -35.2 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:38:17,789 INFO L168 Benchmark]: Boogie Procedure Inliner took 88.65 ms. Allocated memory is still 1.0 GB. Free memory is still 996.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:38:17,790 INFO L168 Benchmark]: Boogie Preprocessor took 80.19 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 MB in the beginning and 991.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:38:17,807 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.99 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 767.33 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 996.9 MB in the end (delta: -35.2 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 88.65 ms. Allocated memory is still 1.0 GB. Free memory is still 996.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 80.19 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 MB in the beginning and 991.2 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...