./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem12_label20.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 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_label20.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 f6e53bbff1b5ab148aad810c5c6aeade951d7542 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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_label20.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 f6e53bbff1b5ab148aad810c5c6aeade951d7542 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:38:30,658 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:38:30,663 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:38:30,697 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:38:30,698 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:38:30,700 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:38:30,705 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:38:30,720 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:38:30,727 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:38:30,732 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:38:30,734 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:38:30,739 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:38:30,740 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:38:30,745 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:38:30,747 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:38:30,751 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:38:30,753 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:38:30,756 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:38:30,760 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:38:30,768 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:38:30,776 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:38:30,784 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:38:30,786 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:38:30,792 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:38:30,799 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:38:30,800 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:38:30,800 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:38:30,803 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:38:30,807 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:38:30,808 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:38:30,809 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:38:30,810 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:38:30,812 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:38:30,815 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:38:30,818 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:38:30,819 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:38:30,821 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:38:30,822 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:38:30,823 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:38:30,827 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:38:30,829 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:38:30,830 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:38:30,883 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:38:30,886 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:38:30,892 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:38:30,897 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:38:30,897 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:38:30,898 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:38:30,898 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:38:30,898 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:38:30,899 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:38:30,899 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:38:30,899 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:38:30,899 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:38:30,902 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:38:30,902 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:38:30,903 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:38:30,903 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:38:30,903 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:38:30,903 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:38:30,905 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:38:30,908 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:38:30,908 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:38:30,910 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:38:30,910 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:38:30,910 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:38:30,911 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:38:30,912 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:38:30,912 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:38:30,915 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:38:30,918 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 -> f6e53bbff1b5ab148aad810c5c6aeade951d7542 [2019-11-25 22:38:31,533 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:38:31,563 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:38:31,572 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:38:31,573 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:38:31,576 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:38:31,581 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label20.c [2019-11-25 22:38:31,743 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9af0a70a4/e352af4561184ab39e5a86307a28cecc/FLAG89e709e70 [2019-11-25 22:38:33,376 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:38:33,378 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label20.c [2019-11-25 22:38:33,447 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9af0a70a4/e352af4561184ab39e5a86307a28cecc/FLAG89e709e70 [2019-11-25 22:38:33,488 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9af0a70a4/e352af4561184ab39e5a86307a28cecc [2019-11-25 22:38:33,494 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:38:33,502 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:38:33,504 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:38:33,507 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:38:33,511 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:38:33,518 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:38:33" (1/1) ... [2019-11-25 22:38:33,524 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 25.11 10:38:33, skipping insertion in model container [2019-11-25 22:38:33,524 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:38:33" (1/1) ... [2019-11-25 22:38:33,542 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:38:33,853 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:38:36,699 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:38:36,713 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:38:38,126 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:38:38,204 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:38:38,207 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:38 WrapperNode [2019-11-25 22:38:38,210 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:38:38,211 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:38:38,212 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:38:38,215 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:38:38,236 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:38" (1/1) ... [2019-11-25 22:38:38,386 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:38" (1/1) ... [2019-11-25 22:38:39,121 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:38:39,124 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:38:39,126 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:38:39,126 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:38:39,151 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:38" (1/1) ... [2019-11-25 22:38:39,154 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:38" (1/1) ... [2019-11-25 22:38:39,222 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:38" (1/1) ... [2019-11-25 22:38:39,223 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:38" (1/1) ... [2019-11-25 22:38:39,547 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:38" (1/1) ... [2019-11-25 22:38:39,621 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:38" (1/1) ... [2019-11-25 22:38:39,802 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:38" (1/1) ... [2019-11-25 22:38:40,542 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:38:40,553 INFO L168 Benchmark]: Toolchain (without parser) took 7045.15 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 912.7 MB in the end (delta: 37.6 MB). Peak memory consumption was 318.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:38:40,554 INFO L168 Benchmark]: CDTParser took 0.45 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. [2019-11-25 22:38:40,558 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4706.69 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 820.7 MB in the end (delta: 129.5 MB). Peak memory consumption was 129.6 MB. Max. memory is 12.5 GB. [2019-11-25 22:38:40,560 INFO L168 Benchmark]: Boogie Procedure Inliner took 912.07 ms. Allocated memory is still 1.0 GB. Free memory was 820.7 MB in the beginning and 752.0 MB in the end (delta: 68.8 MB). Peak memory consumption was 68.8 MB. Max. memory is 12.5 GB. [2019-11-25 22:38:40,566 INFO L168 Benchmark]: Boogie Preprocessor took 1418.52 ms. Allocated memory is still 1.0 GB. Free memory was 752.0 MB in the beginning and 912.7 MB in the end (delta: -160.7 MB). Peak memory consumption was 120.2 MB. Max. memory is 12.5 GB. [2019-11-25 22:38:40,579 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.45 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 4706.69 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 820.7 MB in the end (delta: 129.5 MB). Peak memory consumption was 129.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 912.07 ms. Allocated memory is still 1.0 GB. Free memory was 820.7 MB in the beginning and 752.0 MB in the end (delta: 68.8 MB). Peak memory consumption was 68.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1418.52 ms. Allocated memory is still 1.0 GB. Free memory was 752.0 MB in the beginning and 912.7 MB in the end (delta: -160.7 MB). Peak memory consumption was 120.2 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 0.1.24-65d6cd2 [2019-11-25 22:38:44,505 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:38:44,508 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:38:44,543 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:38:44,544 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:38:44,547 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:38:44,556 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:38:44,572 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:38:44,575 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:38:44,583 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:38:44,584 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:38:44,590 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:38:44,592 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:38:44,600 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:38:44,601 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:38:44,604 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:38:44,608 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:38:44,610 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:38:44,617 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:38:44,626 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:38:44,634 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:38:44,641 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:38:44,643 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:38:44,646 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:38:44,655 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:38:44,655 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:38:44,658 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:38:44,660 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:38:44,661 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:38:44,665 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:38:44,665 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:38:44,666 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:38:44,669 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:38:44,671 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:38:44,674 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:38:44,675 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:38:44,676 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:38:44,679 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:38:44,679 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:38:44,680 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:38:44,686 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:38:44,687 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:38:44,727 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:38:44,727 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:38:44,731 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:38:44,734 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:38:44,734 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:38:44,735 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:38:44,735 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:38:44,735 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:38:44,737 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:38:44,737 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:38:44,738 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:38:44,740 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:38:44,740 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:38:44,741 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:38:44,741 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:38:44,743 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:38:44,743 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:38:44,743 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:38:44,744 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:38:44,744 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:38:44,745 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:38:44,745 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:38:44,748 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:38:44,748 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:38:44,749 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:38:44,749 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:38:44,749 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:38:44,749 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:38:44,750 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:38:44,750 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:38:44,751 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 -> f6e53bbff1b5ab148aad810c5c6aeade951d7542 [2019-11-25 22:38:45,304 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:38:45,334 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:38:45,340 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:38:45,346 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:38:45,347 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:38:45,351 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label20.c [2019-11-25 22:38:45,509 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a62ea0891/68702ebd868f40b9b92568df329df061/FLAG87a495848 [2019-11-25 22:38:47,234 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:38:47,239 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label20.c [2019-11-25 22:38:47,324 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a62ea0891/68702ebd868f40b9b92568df329df061/FLAG87a495848 [2019-11-25 22:38:47,365 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a62ea0891/68702ebd868f40b9b92568df329df061 [2019-11-25 22:38:47,375 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:38:47,382 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:38:47,384 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:38:47,385 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:38:47,394 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:38:47,398 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:38:47" (1/1) ... [2019-11-25 22:38:47,405 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 25.11 10:38:47, skipping insertion in model container [2019-11-25 22:38:47,405 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:38:47" (1/1) ... [2019-11-25 22:38:47,423 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:38:47,711 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:38:50,942 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:38:50,961 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:38:52,433 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:38:52,499 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:38:52,503 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:52 WrapperNode [2019-11-25 22:38:52,504 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:38:52,508 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:38:52,508 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:38:52,508 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:38:52,529 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:52" (1/1) ... [2019-11-25 22:38:52,672 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:52" (1/1) ... [2019-11-25 22:38:53,087 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:38:53,087 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:38:53,088 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:38:53,088 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:38:53,111 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:52" (1/1) ... [2019-11-25 22:38:53,112 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:52" (1/1) ... [2019-11-25 22:38:53,172 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:52" (1/1) ... [2019-11-25 22:38:53,172 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:52" (1/1) ... [2019-11-25 22:38:53,410 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:52" (1/1) ... [2019-11-25 22:38:53,491 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:52" (1/1) ... [2019-11-25 22:38:53,570 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:52" (1/1) ... [2019-11-25 22:38:53,988 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:38:53,998 INFO L168 Benchmark]: Toolchain (without parser) took 6613.38 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 941.7 MB in the end (delta: 8.5 MB). Peak memory consumption was 288.0 MB. Max. memory is 12.5 GB. [2019-11-25 22:38:53,999 INFO L168 Benchmark]: CDTParser took 0.43 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. [2019-11-25 22:38:54,003 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5123.37 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: 175.2 MB). Peak memory consumption was 175.3 MB. Max. memory is 12.5 GB. [2019-11-25 22:38:54,005 INFO L168 Benchmark]: Boogie Procedure Inliner took 579.31 ms. Allocated memory is still 1.0 GB. Free memory was 775.0 MB in the beginning and 740.5 MB in the end (delta: 34.5 MB). Peak memory consumption was 34.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:38:54,009 INFO L168 Benchmark]: Boogie Preprocessor took 904.61 ms. Allocated memory is still 1.0 GB. Free memory was 740.5 MB in the beginning and 941.7 MB in the end (delta: -201.2 MB). Peak memory consumption was 78.2 MB. Max. memory is 12.5 GB. [2019-11-25 22:38:54,019 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43 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 5123.37 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: 175.2 MB). Peak memory consumption was 175.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 579.31 ms. Allocated memory is still 1.0 GB. Free memory was 775.0 MB in the beginning and 740.5 MB in the end (delta: 34.5 MB). Peak memory consumption was 34.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 904.61 ms. Allocated memory is still 1.0 GB. Free memory was 740.5 MB in the beginning and 941.7 MB in the end (delta: -201.2 MB). Peak memory consumption was 78.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...