./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/list-properties/simple-2.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/list-properties/simple-2.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 17ff5ae56efea2deac29e7fa779d53a24810a7c7 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/list-properties/simple-2.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 17ff5ae56efea2deac29e7fa779d53a24810a7c7 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 21:07:16,663 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:07:16,669 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:07:16,696 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:07:16,698 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:07:16,710 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:07:16,715 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:07:16,740 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:07:16,743 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:07:16,751 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:07:16,753 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:07:16,758 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:07:16,760 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:07:16,764 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:07:16,769 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:07:16,773 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:07:16,779 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:07:16,783 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:07:16,786 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:07:16,795 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:07:16,803 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:07:16,809 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:07:16,811 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:07:16,816 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:07:16,824 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:07:16,825 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:07:16,825 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:07:16,830 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:07:16,831 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:07:16,834 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:07:16,836 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:07:16,840 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:07:16,841 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:07:16,844 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:07:16,846 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:07:16,849 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:07:16,850 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:07:16,851 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:07:16,851 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:07:16,856 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:07:16,858 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:07:16,859 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 21:07:16,900 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:07:16,902 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:07:16,909 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:07:16,909 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:07:16,909 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:07:16,910 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:07:16,910 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:07:16,910 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 21:07:16,911 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:07:16,911 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:07:16,915 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:07:16,915 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:07:16,916 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:07:16,916 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:07:16,916 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:07:16,917 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:07:16,917 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:07:16,917 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:07:16,918 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:07:16,918 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:07:16,919 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:07:16,919 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:07:16,921 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:07:16,921 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:07:16,921 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:07:16,922 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:07:16,922 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 21:07:16,924 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 21:07:16,924 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:07:16,924 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 -> 17ff5ae56efea2deac29e7fa779d53a24810a7c7 [2019-11-24 21:07:17,524 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:07:17,555 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:07:17,561 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:07:17,564 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:07:17,570 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:07:17,571 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/list-properties/simple-2.i [2019-11-24 21:07:17,731 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0dc00932c/2e084736678c4ace92f6338b8a3421cb/FLAG7699a9880 [2019-11-24 21:07:18,911 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:07:18,912 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/list-properties/simple-2.i [2019-11-24 21:07:18,947 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0dc00932c/2e084736678c4ace92f6338b8a3421cb/FLAG7699a9880 [2019-11-24 21:07:18,984 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0dc00932c/2e084736678c4ace92f6338b8a3421cb [2019-11-24 21:07:18,993 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:07:18,996 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:07:19,004 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:07:19,005 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:07:19,013 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:07:19,014 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:07:18" (1/1) ... [2019-11-24 21:07:19,023 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b4f2291 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:19, skipping insertion in model container [2019-11-24 21:07:19,024 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:07:18" (1/1) ... [2019-11-24 21:07:19,043 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:07:19,138 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:07:20,038 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:07:20,063 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:07:20,202 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:07:20,326 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:07:20,330 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:20 WrapperNode [2019-11-24 21:07:20,330 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:07:20,331 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:07:20,332 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:07:20,332 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:07:20,353 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:20" (1/1) ... [2019-11-24 21:07:20,401 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:20" (1/1) ... [2019-11-24 21:07:20,461 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:07:20,462 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:07:20,462 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:07:20,462 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:07:20,474 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:20" (1/1) ... [2019-11-24 21:07:20,474 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:20" (1/1) ... [2019-11-24 21:07:20,494 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:20" (1/1) ... [2019-11-24 21:07:20,495 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:20" (1/1) ... [2019-11-24 21:07:20,511 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:20" (1/1) ... [2019-11-24 21:07:20,523 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:20" (1/1) ... [2019-11-24 21:07:20,531 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:20" (1/1) ... [2019-11-24 21:07:20,536 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:07:20,554 INFO L168 Benchmark]: Toolchain (without parser) took 1544.09 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 973.9 MB in the end (delta: -12.2 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:07:20,562 INFO L168 Benchmark]: CDTParser took 0.85 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 21:07:20,568 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1326.53 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 973.9 MB in the end (delta: -12.2 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-24 21:07:20,570 INFO L168 Benchmark]: Boogie Procedure Inliner took 130.35 ms. Allocated memory is still 1.0 GB. Free memory is still 973.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:07:20,573 INFO L168 Benchmark]: Boogie Preprocessor took 75.95 ms. Allocated memory is still 1.0 GB. Free memory is still 973.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:07:20,582 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.85 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 1326.53 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 973.9 MB in the end (delta: -12.2 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 130.35 ms. Allocated memory is still 1.0 GB. Free memory is still 973.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 75.95 ms. Allocated memory is still 1.0 GB. Free memory is still 973.9 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 0.1.24-32f2683 [2019-11-24 21:07:24,327 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:07:24,329 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:07:24,363 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:07:24,365 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:07:24,367 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:07:24,369 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:07:24,391 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:07:24,395 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:07:24,400 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:07:24,402 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:07:24,407 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:07:24,408 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:07:24,411 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:07:24,415 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:07:24,421 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:07:24,423 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:07:24,427 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:07:24,432 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:07:24,440 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:07:24,447 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:07:24,456 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:07:24,458 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:07:24,460 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:07:24,470 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:07:24,470 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:07:24,471 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:07:24,474 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:07:24,476 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:07:24,478 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:07:24,481 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:07:24,482 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:07:24,483 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:07:24,487 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:07:24,488 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:07:24,491 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:07:24,492 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:07:24,493 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:07:24,494 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:07:24,495 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:07:24,498 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:07:24,500 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 21:07:24,537 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:07:24,540 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:07:24,544 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:07:24,546 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:07:24,546 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:07:24,547 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:07:24,547 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:07:24,549 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:07:24,549 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:07:24,549 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:07:24,551 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:07:24,551 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:07:24,554 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:07:24,555 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 21:07:24,555 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 21:07:24,555 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:07:24,555 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:07:24,556 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:07:24,556 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:07:24,556 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:07:24,557 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:07:24,559 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:07:24,559 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:07:24,559 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:07:24,560 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:07:24,560 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:07:24,560 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:07:24,561 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 21:07:24,562 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 21:07:24,562 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:07:24,563 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 21:07:24,565 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 -> 17ff5ae56efea2deac29e7fa779d53a24810a7c7 [2019-11-24 21:07:25,189 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:07:25,221 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:07:25,229 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:07:25,233 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:07:25,234 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:07:25,237 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/list-properties/simple-2.i [2019-11-24 21:07:25,394 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/460ba3c06/5c26a8236e5a4d328d9e00aa69724235/FLAG4f243e241 [2019-11-24 21:07:26,552 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:07:26,557 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/list-properties/simple-2.i [2019-11-24 21:07:26,594 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/460ba3c06/5c26a8236e5a4d328d9e00aa69724235/FLAG4f243e241 [2019-11-24 21:07:26,631 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/460ba3c06/5c26a8236e5a4d328d9e00aa69724235 [2019-11-24 21:07:26,639 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:07:26,645 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:07:26,648 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:07:26,651 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:07:26,655 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:07:26,660 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:07:26" (1/1) ... [2019-11-24 21:07:26,669 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6bcb722f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:26, skipping insertion in model container [2019-11-24 21:07:26,670 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:07:26" (1/1) ... [2019-11-24 21:07:26,689 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:07:26,802 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:07:27,691 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:07:27,728 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:07:27,861 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:07:27,991 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:07:27,994 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:27 WrapperNode [2019-11-24 21:07:27,995 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:07:27,996 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:07:27,996 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:07:27,998 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:07:28,019 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:27" (1/1) ... [2019-11-24 21:07:28,080 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:27" (1/1) ... [2019-11-24 21:07:28,121 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:07:28,122 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:07:28,122 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:07:28,123 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:07:28,133 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:27" (1/1) ... [2019-11-24 21:07:28,136 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:27" (1/1) ... [2019-11-24 21:07:28,146 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:27" (1/1) ... [2019-11-24 21:07:28,146 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:27" (1/1) ... [2019-11-24 21:07:28,180 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:27" (1/1) ... [2019-11-24 21:07:28,190 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:27" (1/1) ... [2019-11-24 21:07:28,194 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:27" (1/1) ... [2019-11-24 21:07:28,209 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:07:28,228 INFO L168 Benchmark]: Toolchain (without parser) took 1577.54 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 972.5 MB in the end (delta: -5.1 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:07:28,229 INFO L168 Benchmark]: CDTParser took 0.49 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. [2019-11-24 21:07:28,230 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1347.66 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 978.2 MB in the end (delta: -10.8 MB). Peak memory consumption was 26.5 MB. Max. memory is 12.5 GB. [2019-11-24 21:07:28,232 INFO L168 Benchmark]: Boogie Procedure Inliner took 126.14 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:07:28,233 INFO L168 Benchmark]: Boogie Preprocessor took 97.95 ms. Allocated memory is still 1.0 GB. Free memory was 978.2 MB in the beginning and 972.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:07:28,242 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.49 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 1347.66 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 978.2 MB in the end (delta: -10.8 MB). Peak memory consumption was 26.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 126.14 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 97.95 ms. Allocated memory is still 1.0 GB. Free memory was 978.2 MB in the beginning and 972.5 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...