./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem14_label32.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 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/Problem14_label32.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 b17d8b704c4d90069798a3313de2551dfcebcaee .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem14_label32.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 b17d8b704c4d90069798a3313de2551dfcebcaee ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:48:25,568 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:48:25,575 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:48:25,608 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:48:25,610 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:48:25,614 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:48:25,619 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:48:25,635 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:48:25,637 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:48:25,643 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:48:25,645 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:48:25,650 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:48:25,654 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:48:25,658 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:48:25,662 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:48:25,667 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:48:25,668 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:48:25,672 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:48:25,678 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:48:25,686 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:48:25,693 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:48:25,701 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:48:25,706 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:48:25,708 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:48:25,716 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:48:25,716 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:48:25,717 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:48:25,720 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:48:25,721 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:48:25,725 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:48:25,725 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:48:25,726 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:48:25,727 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:48:25,732 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:48:25,734 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:48:25,735 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:48:25,738 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:48:25,738 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:48:25,738 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:48:25,739 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:48:25,743 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:48:25,745 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:48:25,782 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:48:25,786 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:48:25,789 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:48:25,791 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:48:25,791 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:48:25,792 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:48:25,792 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:48:25,794 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:48:25,794 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:48:25,794 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:48:25,796 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:48:25,796 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:48:25,799 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:48:25,799 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:48:25,800 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:48:25,800 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:48:25,800 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:48:25,801 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:48:25,801 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:48:25,801 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:48:25,802 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:48:25,804 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:48:25,804 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:48:25,805 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:48:25,805 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:48:25,805 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:48:25,805 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:48:25,807 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:48:25,807 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 -> b17d8b704c4d90069798a3313de2551dfcebcaee [2019-11-26 16:48:26,325 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:48:26,358 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:48:26,366 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:48:26,371 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:48:26,371 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:48:26,372 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem14_label32.c [2019-11-26 16:48:26,559 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a880c96e2/be891893235749f29103a81fecce3416/FLAG11d4a9986 [2019-11-26 16:48:27,819 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:48:27,824 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem14_label32.c [2019-11-26 16:48:27,855 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a880c96e2/be891893235749f29103a81fecce3416/FLAG11d4a9986 [2019-11-26 16:48:27,893 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a880c96e2/be891893235749f29103a81fecce3416 [2019-11-26 16:48:27,902 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:48:27,909 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:48:27,911 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:48:27,914 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:48:27,918 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:48:27,925 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:48:27" (1/1) ... [2019-11-26 16:48:27,931 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63b80273 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:27, skipping insertion in model container [2019-11-26 16:48:27,932 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:48:27" (1/1) ... [2019-11-26 16:48:27,951 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:48:28,068 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:48:29,189 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:48:29,202 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:48:29,538 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:48:29,577 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:48:29,580 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:29 WrapperNode [2019-11-26 16:48:29,581 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:48:29,584 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:48:29,585 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:48:29,585 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:48:29,605 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:29" (1/1) ... [2019-11-26 16:48:29,653 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:29" (1/1) ... [2019-11-26 16:48:29,807 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:48:29,809 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:48:29,812 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:48:29,812 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:48:29,832 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:29" (1/1) ... [2019-11-26 16:48:29,836 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:29" (1/1) ... [2019-11-26 16:48:29,852 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:29" (1/1) ... [2019-11-26 16:48:29,852 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:29" (1/1) ... [2019-11-26 16:48:29,917 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:29" (1/1) ... [2019-11-26 16:48:29,960 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:29" (1/1) ... [2019-11-26 16:48:29,992 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:29" (1/1) ... [2019-11-26 16:48:30,014 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:48:30,029 INFO L168 Benchmark]: Toolchain (without parser) took 2120.92 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 944.4 MB in the end (delta: 17.3 MB). Peak memory consumption was 17.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:30,030 INFO L168 Benchmark]: CDTParser took 1.41 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. [2019-11-26 16:48:30,032 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1672.02 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 961.6 MB in the end (delta: 99.4 kB). Peak memory consumption was 27.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:30,034 INFO L168 Benchmark]: Boogie Procedure Inliner took 224.95 ms. Allocated memory is still 1.0 GB. Free memory was 961.6 MB in the beginning and 950.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:30,039 INFO L168 Benchmark]: Boogie Preprocessor took 212.81 ms. Allocated memory is still 1.0 GB. Free memory was 950.1 MB in the beginning and 944.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:30,050 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.41 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 1672.02 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 961.6 MB in the end (delta: 99.4 kB). Peak memory consumption was 27.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 224.95 ms. Allocated memory is still 1.0 GB. Free memory was 961.6 MB in the beginning and 950.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 212.81 ms. Allocated memory is still 1.0 GB. Free memory was 950.1 MB in the beginning and 944.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:48:34,085 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:48:34,092 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:48:34,127 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:48:34,129 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:48:34,133 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:48:34,140 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:48:34,155 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:48:34,164 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:48:34,170 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:48:34,173 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:48:34,178 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:48:34,180 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:48:34,186 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:48:34,191 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:48:34,193 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:48:34,196 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:48:34,201 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:48:34,208 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:48:34,217 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:48:34,224 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:48:34,234 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:48:34,236 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:48:34,238 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:48:34,246 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:48:34,247 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:48:34,247 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:48:34,251 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:48:34,252 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:48:34,255 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:48:34,255 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:48:34,257 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:48:34,261 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:48:34,262 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:48:34,267 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:48:34,268 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:48:34,269 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:48:34,271 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:48:34,271 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:48:34,275 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:48:34,277 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:48:34,279 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:48:34,319 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:48:34,320 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:48:34,322 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:48:34,327 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:48:34,327 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:48:34,328 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:48:34,328 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:48:34,328 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:48:34,329 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:48:34,329 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:48:34,331 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:48:34,333 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:48:34,333 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:48:34,334 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:48:34,334 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:48:34,335 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:48:34,335 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:48:34,337 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:48:34,337 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:48:34,338 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:48:34,338 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:48:34,338 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:48:34,340 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:48:34,340 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:48:34,340 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:48:34,341 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:48:34,341 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:48:34,343 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:48:34,343 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:48:34,343 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:48:34,345 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 -> b17d8b704c4d90069798a3313de2551dfcebcaee [2019-11-26 16:48:34,916 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:48:34,946 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:48:34,951 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:48:34,957 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:48:34,957 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:48:34,962 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem14_label32.c [2019-11-26 16:48:35,120 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/126cf665a/02f90cfdcbdf46f0a87ba5614fc3089d/FLAG61ff807a1 [2019-11-26 16:48:36,293 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:48:36,304 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem14_label32.c [2019-11-26 16:48:36,339 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/126cf665a/02f90cfdcbdf46f0a87ba5614fc3089d/FLAG61ff807a1 [2019-11-26 16:48:36,769 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/126cf665a/02f90cfdcbdf46f0a87ba5614fc3089d [2019-11-26 16:48:36,782 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:48:36,786 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:48:36,789 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:48:36,791 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:48:36,797 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:48:36,801 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:48:36" (1/1) ... [2019-11-26 16:48:36,806 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6369c289 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:36, skipping insertion in model container [2019-11-26 16:48:36,808 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:48:36" (1/1) ... [2019-11-26 16:48:36,826 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:48:36,939 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:48:38,187 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:48:38,200 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:48:38,573 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:48:38,612 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:48:38,613 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:38 WrapperNode [2019-11-26 16:48:38,613 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:48:38,619 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:48:38,619 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:48:38,620 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:48:38,635 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:38" (1/1) ... [2019-11-26 16:48:38,696 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:38" (1/1) ... [2019-11-26 16:48:38,874 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:48:38,876 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:48:38,879 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:48:38,879 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:48:38,899 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:38" (1/1) ... [2019-11-26 16:48:38,900 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:38" (1/1) ... [2019-11-26 16:48:38,928 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:38" (1/1) ... [2019-11-26 16:48:38,932 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:38" (1/1) ... [2019-11-26 16:48:39,008 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:38" (1/1) ... [2019-11-26 16:48:39,048 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:38" (1/1) ... [2019-11-26 16:48:39,070 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:38" (1/1) ... [2019-11-26 16:48:39,102 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:48:39,114 INFO L168 Benchmark]: Toolchain (without parser) took 2322.18 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 960.4 MB in the end (delta: -156.5 kB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:48:39,117 INFO L168 Benchmark]: CDTParser took 0.52 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. [2019-11-26 16:48:39,119 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1825.00 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 977.6 MB in the end (delta: -17.3 MB). Peak memory consumption was 40.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:39,126 INFO L168 Benchmark]: Boogie Procedure Inliner took 256.75 ms. Allocated memory is still 1.0 GB. Free memory was 977.6 MB in the beginning and 966.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:39,129 INFO L168 Benchmark]: Boogie Preprocessor took 229.73 ms. Allocated memory is still 1.0 GB. Free memory was 966.1 MB in the beginning and 960.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:39,135 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.52 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 1825.00 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 977.6 MB in the end (delta: -17.3 MB). Peak memory consumption was 40.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 256.75 ms. Allocated memory is still 1.0 GB. Free memory was 977.6 MB in the beginning and 966.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 229.73 ms. Allocated memory is still 1.0 GB. Free memory was 966.1 MB in the beginning and 960.4 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...