./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-regression/test_while_int.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 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/ldv-regression/test_while_int.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 5a78e5ac8a70d10b48fa6c5955c8640de4def14b ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/ldv-regression/test_while_int.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 5a78e5ac8a70d10b48fa6c5955c8640de4def14b .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 16:11:05,794 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:11:05,799 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:11:05,839 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:11:05,841 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:11:05,844 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:11:05,853 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:11:05,871 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:11:05,873 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:11:05,880 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:11:05,881 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:11:05,887 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:11:05,887 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:11:05,893 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:11:05,898 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:11:05,903 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:11:05,907 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:11:05,910 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:11:05,915 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:11:05,927 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:11:05,933 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:11:05,937 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:11:05,941 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:11:05,947 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:11:05,954 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:11:05,955 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:11:05,955 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:11:05,958 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:11:05,959 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:11:05,963 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:11:05,963 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:11:05,964 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:11:05,966 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:11:05,970 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:11:05,973 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:11:05,974 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:11:05,976 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:11:05,978 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:11:05,978 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:11:05,982 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:11:05,984 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:11:05,988 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:11:06,025 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:11:06,028 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:11:06,032 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:11:06,034 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:11:06,034 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:11:06,035 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:11:06,035 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:11:06,037 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:11:06,037 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:11:06,037 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:11:06,039 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:11:06,039 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:11:06,040 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:11:06,041 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:11:06,041 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:11:06,042 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:11:06,044 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:11:06,044 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:11:06,044 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:11:06,045 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:11:06,045 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:11:06,045 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:11:06,045 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:11:06,046 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:11:06,047 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:11:06,047 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:11:06,047 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:11:06,050 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:11:06,050 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 -> 5a78e5ac8a70d10b48fa6c5955c8640de4def14b [2019-11-27 16:11:06,689 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:11:06,719 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:11:06,728 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:11:06,730 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:11:06,733 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:11:06,734 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-regression/test_while_int.i [2019-11-27 16:11:06,896 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2211e9f38/16345a5822034def93843d9267bb6ac1/FLAG053330ac9 [2019-11-27 16:11:07,853 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:11:07,856 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-regression/test_while_int.i [2019-11-27 16:11:07,877 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2211e9f38/16345a5822034def93843d9267bb6ac1/FLAG053330ac9 [2019-11-27 16:11:08,047 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2211e9f38/16345a5822034def93843d9267bb6ac1 [2019-11-27 16:11:08,054 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:11:08,059 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:11:08,064 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:11:08,064 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:11:08,071 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:11:08,073 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:11:08" (1/1) ... [2019-11-27 16:11:08,080 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70a9e384 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:08, skipping insertion in model container [2019-11-27 16:11:08,083 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:11:08" (1/1) ... [2019-11-27 16:11:08,104 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:11:08,146 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:11:08,518 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:11:08,523 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:11:08,536 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:11:08,568 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:11:08,569 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:08 WrapperNode [2019-11-27 16:11:08,570 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:11:08,580 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:11:08,581 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:11:08,581 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:11:08,596 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:08" (1/1) ... [2019-11-27 16:11:08,601 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:08" (1/1) ... [2019-11-27 16:11:08,718 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:11:08,720 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:11:08,721 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:11:08,721 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:11:08,745 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:08" (1/1) ... [2019-11-27 16:11:08,745 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:08" (1/1) ... [2019-11-27 16:11:08,746 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:08" (1/1) ... [2019-11-27 16:11:08,746 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:08" (1/1) ... [2019-11-27 16:11:08,754 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:08" (1/1) ... [2019-11-27 16:11:08,761 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:08" (1/1) ... [2019-11-27 16:11:08,762 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:08" (1/1) ... [2019-11-27 16:11:08,764 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:11:08,784 INFO L168 Benchmark]: Toolchain (without parser) took 708.15 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 996.9 MB in the end (delta: -29.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:11:08,786 INFO L168 Benchmark]: CDTParser took 1.30 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:11:08,789 INFO L168 Benchmark]: CACSL2BoogieTranslator took 506.94 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 956.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:11:08,795 INFO L168 Benchmark]: Boogie Procedure Inliner took 139.68 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 996.9 MB in the end (delta: -40.9 MB). Peak memory consumption was 9.3 MB. Max. memory is 12.5 GB. [2019-11-27 16:11:08,797 INFO L168 Benchmark]: Boogie Preprocessor took 44.31 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. [2019-11-27 16:11:08,807 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.30 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 506.94 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 956.0 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 139.68 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 996.9 MB in the end (delta: -40.9 MB). Peak memory consumption was 9.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 44.31 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. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 16:11:12,564 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:11:12,571 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:11:12,606 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:11:12,607 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:11:12,609 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:11:12,614 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:11:12,633 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:11:12,635 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:11:12,640 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:11:12,645 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:11:12,650 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:11:12,654 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:11:12,659 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:11:12,662 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:11:12,669 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:11:12,673 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:11:12,678 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:11:12,685 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:11:12,697 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:11:12,705 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:11:12,708 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:11:12,713 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:11:12,717 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:11:12,725 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:11:12,726 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:11:12,726 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:11:12,728 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:11:12,730 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:11:12,731 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:11:12,733 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:11:12,734 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:11:12,736 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:11:12,740 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:11:12,742 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:11:12,745 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:11:12,746 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:11:12,748 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:11:12,748 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:11:12,752 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:11:12,755 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:11:12,756 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:11:12,797 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:11:12,797 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:11:12,803 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:11:12,804 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:11:12,804 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:11:12,805 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:11:12,805 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:11:12,807 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:11:12,807 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:11:12,807 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:11:12,809 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:11:12,809 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:11:12,812 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:11:12,812 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:11:12,813 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:11:12,813 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:11:12,813 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:11:12,814 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:11:12,814 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:11:12,814 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:11:12,817 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:11:12,817 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:11:12,817 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:11:12,818 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:11:12,818 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:11:12,818 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:11:12,819 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:11:12,819 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:11:12,822 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:11:12,822 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:11:12,824 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 -> 5a78e5ac8a70d10b48fa6c5955c8640de4def14b [2019-11-27 16:11:13,455 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:11:13,484 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:11:13,493 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:11:13,495 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:11:13,500 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:11:13,502 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-regression/test_while_int.i [2019-11-27 16:11:13,660 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4ca182d52/b5e4024cdfed406594f86ebe388f184d/FLAGa1d6fe44e [2019-11-27 16:11:14,677 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:11:14,680 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-regression/test_while_int.i [2019-11-27 16:11:14,694 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4ca182d52/b5e4024cdfed406594f86ebe388f184d/FLAGa1d6fe44e [2019-11-27 16:11:14,736 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4ca182d52/b5e4024cdfed406594f86ebe388f184d [2019-11-27 16:11:14,747 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:11:14,749 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:11:14,754 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:11:14,755 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:11:14,762 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:11:14,765 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:11:14" (1/1) ... [2019-11-27 16:11:14,775 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@25f8899 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:14, skipping insertion in model container [2019-11-27 16:11:14,776 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:11:14" (1/1) ... [2019-11-27 16:11:14,793 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:11:14,840 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:11:15,281 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:11:15,295 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:11:15,335 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:11:15,373 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:11:15,375 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:15 WrapperNode [2019-11-27 16:11:15,378 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:11:15,379 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:11:15,379 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:11:15,379 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:11:15,486 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:15" (1/1) ... [2019-11-27 16:11:15,497 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:15" (1/1) ... [2019-11-27 16:11:15,542 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:11:15,544 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:11:15,544 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:11:15,544 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:11:15,563 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:15" (1/1) ... [2019-11-27 16:11:15,569 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:15" (1/1) ... [2019-11-27 16:11:15,570 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:15" (1/1) ... [2019-11-27 16:11:15,571 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:15" (1/1) ... [2019-11-27 16:11:15,581 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:15" (1/1) ... [2019-11-27 16:11:15,592 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:15" (1/1) ... [2019-11-27 16:11:15,593 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:15" (1/1) ... [2019-11-27 16:11:15,598 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:11:15,608 INFO L168 Benchmark]: Toolchain (without parser) took 854.11 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 997.1 MB in the end (delta: -36.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:11:15,612 INFO L168 Benchmark]: CDTParser took 0.33 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:11:15,614 INFO L168 Benchmark]: CACSL2BoogieTranslator took 624.06 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 16:11:15,619 INFO L168 Benchmark]: Boogie Procedure Inliner took 164.85 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 997.1 MB in the end (delta: -48.3 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. [2019-11-27 16:11:15,620 INFO L168 Benchmark]: Boogie Preprocessor took 56.72 ms. Allocated memory is still 1.0 GB. Free memory is still 997.1 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:11:15,632 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 624.06 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 164.85 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 997.1 MB in the end (delta: -48.3 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 56.72 ms. Allocated memory is still 1.0 GB. Free memory is still 997.1 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...