./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem12_label08.c --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/eca-rers2012/Problem12_label08.c -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 c9258f6fd55e3f497d606266a019dca6ee42d0dc .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/eca-rers2012/Problem12_label08.c -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 c9258f6fd55e3f497d606266a019dca6ee42d0dc ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 15:55:14,714 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:55:14,717 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:55:14,754 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:55:14,756 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:55:14,761 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:55:14,763 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:55:14,781 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:55:14,787 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:55:14,791 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:55:14,794 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:55:14,801 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:55:14,801 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:55:14,807 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:55:14,811 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:55:14,815 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:55:14,819 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:55:14,821 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:55:14,829 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:55:14,834 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:55:14,843 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:55:14,852 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:55:14,854 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:55:14,859 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:55:14,866 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:55:14,867 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:55:14,867 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:55:14,870 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:55:14,872 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:55:14,873 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:55:14,875 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:55:14,876 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:55:14,878 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:55:14,881 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:55:14,884 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:55:14,886 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:55:14,889 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:55:14,890 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:55:14,890 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:55:14,894 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:55:14,896 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:55:14,897 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:55:14,938 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:55:14,940 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:55:14,946 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:55:14,947 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:55:14,947 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:55:14,947 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:55:14,948 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:55:14,950 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:55:14,950 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:55:14,950 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:55:14,952 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:55:14,952 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:55:14,952 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:55:14,953 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:55:14,955 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:55:14,955 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:55:14,955 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:55:14,956 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:55:14,956 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:55:14,956 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:55:14,960 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:55:14,960 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:55:14,961 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:55:14,961 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:55:14,961 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:55:14,961 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:55:14,962 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:55:14,962 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:55:14,962 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 -> c9258f6fd55e3f497d606266a019dca6ee42d0dc [2019-11-27 15:55:15,604 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:55:15,633 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:55:15,641 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:55:15,644 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:55:15,649 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:55:15,650 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label08.c [2019-11-27 15:55:15,812 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f6b8f0ee5/c6a72167a985428895b9e97e992e710b/FLAGb7113d18c [2019-11-27 15:55:17,435 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:55:17,436 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label08.c [2019-11-27 15:55:17,511 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f6b8f0ee5/c6a72167a985428895b9e97e992e710b/FLAGb7113d18c [2019-11-27 15:55:17,552 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f6b8f0ee5/c6a72167a985428895b9e97e992e710b [2019-11-27 15:55:17,561 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:55:17,563 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:55:17,567 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:55:17,570 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:55:17,576 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:55:17,579 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:55:17" (1/1) ... [2019-11-27 15:55:17,588 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31a3ff3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:17, skipping insertion in model container [2019-11-27 15:55:17,589 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:55:17" (1/1) ... [2019-11-27 15:55:17,609 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:55:17,899 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:55:20,741 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:55:20,754 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:55:22,175 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:55:22,242 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:55:22,245 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:22 WrapperNode [2019-11-27 15:55:22,246 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:55:22,247 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:55:22,248 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:55:22,248 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:55:22,267 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:22" (1/1) ... [2019-11-27 15:55:22,386 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:22" (1/1) ... [2019-11-27 15:55:23,035 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:55:23,037 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:55:23,037 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:55:23,039 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:55:23,062 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:22" (1/1) ... [2019-11-27 15:55:23,064 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:22" (1/1) ... [2019-11-27 15:55:23,168 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:22" (1/1) ... [2019-11-27 15:55:23,172 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:22" (1/1) ... [2019-11-27 15:55:23,555 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:22" (1/1) ... [2019-11-27 15:55:23,628 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:22" (1/1) ... [2019-11-27 15:55:23,716 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:22" (1/1) ... [2019-11-27 15:55:24,389 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:55:24,400 INFO L168 Benchmark]: Toolchain (without parser) took 6829.35 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 911.7 MB in the end (delta: 38.5 MB). Peak memory consumption was 318.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:24,403 INFO L168 Benchmark]: CDTParser took 0.34 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 15:55:24,405 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4679.76 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 820.8 MB in the end (delta: 129.4 MB). Peak memory consumption was 129.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:24,408 INFO L168 Benchmark]: Boogie Procedure Inliner took 789.20 ms. Allocated memory is still 1.0 GB. Free memory was 820.8 MB in the beginning and 752.1 MB in the end (delta: 68.8 MB). Peak memory consumption was 68.8 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:24,414 INFO L168 Benchmark]: Boogie Preprocessor took 1352.71 ms. Allocated memory is still 1.0 GB. Free memory was 752.1 MB in the beginning and 911.7 MB in the end (delta: -159.7 MB). Peak memory consumption was 119.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:24,425 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 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 4679.76 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 820.8 MB in the end (delta: 129.4 MB). Peak memory consumption was 129.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 789.20 ms. Allocated memory is still 1.0 GB. Free memory was 820.8 MB in the beginning and 752.1 MB in the end (delta: 68.8 MB). Peak memory consumption was 68.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1352.71 ms. Allocated memory is still 1.0 GB. Free memory was 752.1 MB in the beginning and 911.7 MB in the end (delta: -159.7 MB). Peak memory consumption was 119.7 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 0.1.24-509859d [2019-11-27 15:55:28,451 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:55:28,457 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:55:28,493 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:55:28,493 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:55:28,496 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:55:28,501 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:55:28,518 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:55:28,522 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:55:28,528 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:55:28,532 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:55:28,538 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:55:28,539 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:55:28,545 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:55:28,551 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:55:28,556 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:55:28,561 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:55:28,563 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:55:28,569 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:55:28,579 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:55:28,586 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:55:28,590 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:55:28,596 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:55:28,598 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:55:28,608 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:55:28,609 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:55:28,609 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:55:28,611 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:55:28,612 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:55:28,615 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:55:28,616 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:55:28,619 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:55:28,620 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:55:28,624 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:55:28,626 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:55:28,629 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:55:28,631 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:55:28,632 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:55:28,632 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:55:28,636 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:55:28,640 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:55:28,642 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:55:28,685 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:55:28,686 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:55:28,691 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:55:28,691 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:55:28,694 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:55:28,694 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:55:28,695 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:55:28,695 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:55:28,695 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:55:28,696 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:55:28,697 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:55:28,697 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:55:28,699 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:55:28,699 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:55:28,700 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:55:28,700 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:55:28,702 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:55:28,702 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:55:28,702 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:55:28,703 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:55:28,703 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:55:28,705 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:55:28,705 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:55:28,706 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:55:28,706 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:55:28,706 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:55:28,709 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:55:28,709 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:55:28,709 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:55:28,710 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:55:28,711 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 -> c9258f6fd55e3f497d606266a019dca6ee42d0dc [2019-11-27 15:55:29,347 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:55:29,376 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:55:29,383 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:55:29,388 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:55:29,391 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:55:29,393 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label08.c [2019-11-27 15:55:29,560 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a4d095a23/33e29d4aacd8452291331d296b0d1575/FLAGdbb3738db [2019-11-27 15:55:31,472 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:55:31,475 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label08.c [2019-11-27 15:55:31,588 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a4d095a23/33e29d4aacd8452291331d296b0d1575/FLAGdbb3738db [2019-11-27 15:55:31,628 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a4d095a23/33e29d4aacd8452291331d296b0d1575 [2019-11-27 15:55:31,637 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:55:31,645 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:55:31,648 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:55:31,650 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:55:31,657 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:55:31,658 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:55:31" (1/1) ... [2019-11-27 15:55:31,669 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ae0ad6a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:31, skipping insertion in model container [2019-11-27 15:55:31,670 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:55:31" (1/1) ... [2019-11-27 15:55:31,690 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:55:31,986 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:55:35,237 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:55:35,255 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:55:36,764 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:55:36,831 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:55:36,833 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:36 WrapperNode [2019-11-27 15:55:36,834 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:55:36,835 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:55:36,838 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:55:36,838 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:55:36,858 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:36" (1/1) ... [2019-11-27 15:55:36,993 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:36" (1/1) ... [2019-11-27 15:55:37,398 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:55:37,403 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:55:37,404 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:55:37,404 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:55:37,426 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:36" (1/1) ... [2019-11-27 15:55:37,430 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:36" (1/1) ... [2019-11-27 15:55:37,511 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:36" (1/1) ... [2019-11-27 15:55:37,513 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:36" (1/1) ... [2019-11-27 15:55:38,064 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:36" (1/1) ... [2019-11-27 15:55:38,120 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:36" (1/1) ... [2019-11-27 15:55:38,195 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:36" (1/1) ... [2019-11-27 15:55:38,276 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:55:38,284 INFO L168 Benchmark]: Toolchain (without parser) took 6637.13 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 938.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 283.8 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:38,286 INFO L168 Benchmark]: CDTParser took 0.37 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:55:38,290 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5186.76 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 775.0 MB in the end (delta: 175.3 MB). Peak memory consumption was 175.3 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:38,292 INFO L168 Benchmark]: Boogie Procedure Inliner took 568.05 ms. Allocated memory is still 1.0 GB. Free memory was 775.0 MB in the beginning and 740.6 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:38,297 INFO L168 Benchmark]: Boogie Preprocessor took 872.80 ms. Allocated memory is still 1.0 GB. Free memory was 740.6 MB in the beginning and 938.8 MB in the end (delta: -198.2 MB). Peak memory consumption was 74.1 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:38,307 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37 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 5186.76 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 775.0 MB in the end (delta: 175.3 MB). Peak memory consumption was 175.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 568.05 ms. Allocated memory is still 1.0 GB. Free memory was 775.0 MB in the beginning and 740.6 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 872.80 ms. Allocated memory is still 1.0 GB. Free memory was 740.6 MB in the beginning and 938.8 MB in the end (delta: -198.2 MB). Peak memory consumption was 74.1 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...