./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem12_label44.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_label44.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 89d12ebc97c326ee057d1312424a341878341d56 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_label44.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 89d12ebc97c326ee057d1312424a341878341d56 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 22:38:50,647 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:38:50,654 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:38:50,697 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:38:50,698 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:38:50,711 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:38:50,719 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:38:50,743 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:38:50,747 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:38:50,756 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:38:50,758 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:38:50,761 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:38:50,764 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:38:50,771 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:38:50,772 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:38:50,777 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:38:50,781 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:38:50,786 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:38:50,790 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:38:50,801 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:38:50,809 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:38:50,819 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:38:50,821 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:38:50,826 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:38:50,833 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:38:50,833 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:38:50,834 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:38:50,837 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:38:50,839 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:38:50,840 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:38:50,845 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:38:50,846 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:38:50,847 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:38:50,848 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:38:50,852 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:38:50,853 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:38:50,855 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:38:50,856 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:38:50,859 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:38:50,861 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:38:50,862 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:38:50,865 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:38:50,901 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:38:50,903 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:38:50,908 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:38:50,909 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:38:50,910 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:38:50,911 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:38:50,911 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:38:50,911 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:38:50,912 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:38:50,912 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:38:50,914 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:38:50,914 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:38:50,914 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:38:50,917 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:38:50,917 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:38:50,918 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:38:50,918 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:38:50,918 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:38:50,919 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:38:50,919 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:38:50,919 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:38:50,922 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:38:50,922 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:38:50,922 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:38:50,923 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:38:50,923 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:38:50,923 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:38:50,924 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:38:50,924 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 89d12ebc97c326ee057d1312424a341878341d56 [2019-11-25 22:38:51,522 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:38:51,554 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:38:51,565 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:38:51,570 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:38:51,571 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:38:51,573 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label44.c [2019-11-25 22:38:51,742 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f11799e27/4adab01ed7e84509851157d5b93d258a/FLAGd863d1ab0 [2019-11-25 22:38:53,708 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:38:53,709 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label44.c [2019-11-25 22:38:53,783 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f11799e27/4adab01ed7e84509851157d5b93d258a/FLAGd863d1ab0 [2019-11-25 22:38:53,826 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f11799e27/4adab01ed7e84509851157d5b93d258a [2019-11-25 22:38:53,840 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:38:53,843 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:38:53,846 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:38:53,848 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:38:53,860 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:38:53,862 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:38:53" (1/1) ... [2019-11-25 22:38:53,873 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:53, skipping insertion in model container [2019-11-25 22:38:53,874 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:38:53" (1/1) ... [2019-11-25 22:38:53,896 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:38:54,290 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:38:57,273 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:38:57,287 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:38:58,627 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:38:58,691 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:38:58,696 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:58 WrapperNode [2019-11-25 22:38:58,699 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:38:58,700 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:38:58,700 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:38:58,700 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:38:58,722 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:58" (1/1) ... [2019-11-25 22:38:58,842 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:58" (1/1) ... [2019-11-25 22:38:59,541 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:38:59,543 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:38:59,545 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:38:59,545 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:38:59,568 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:58" (1/1) ... [2019-11-25 22:38:59,570 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:58" (1/1) ... [2019-11-25 22:38:59,642 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:58" (1/1) ... [2019-11-25 22:38:59,645 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:58" (1/1) ... [2019-11-25 22:38:59,973 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:58" (1/1) ... [2019-11-25 22:39:00,038 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:58" (1/1) ... [2019-11-25 22:39:00,214 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:58" (1/1) ... [2019-11-25 22:39:01,029 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:39:01,037 INFO L168 Benchmark]: Toolchain (without parser) took 7190.05 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 911.0 MB in the end (delta: 45.0 MB). Peak memory consumption was 324.9 MB. Max. memory is 12.5 GB. [2019-11-25 22:39:01,038 INFO L168 Benchmark]: CDTParser took 0.46 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. [2019-11-25 22:39:01,041 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4853.01 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 820.8 MB in the end (delta: 135.2 MB). Peak memory consumption was 135.3 MB. Max. memory is 12.5 GB. [2019-11-25 22:39:01,044 INFO L168 Benchmark]: Boogie Procedure Inliner took 843.29 ms. Allocated memory is still 1.0 GB. Free memory was 820.8 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 22:39:01,050 INFO L168 Benchmark]: Boogie Preprocessor took 1485.71 ms. Allocated memory is still 1.0 GB. Free memory was 752.0 MB in the beginning and 911.0 MB in the end (delta: -159.0 MB). Peak memory consumption was 120.9 MB. Max. memory is 12.5 GB. [2019-11-25 22:39:01,060 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.46 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 4853.01 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 820.8 MB in the end (delta: 135.2 MB). Peak memory consumption was 135.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 843.29 ms. Allocated memory is still 1.0 GB. Free memory was 820.8 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 1485.71 ms. Allocated memory is still 1.0 GB. Free memory was 752.0 MB in the beginning and 911.0 MB in the end (delta: -159.0 MB). Peak memory consumption was 120.9 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 22:39:05,122 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:39:05,128 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:39:05,164 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:39:05,165 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:39:05,170 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:39:05,175 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:39:05,196 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:39:05,198 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:39:05,204 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:39:05,209 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:39:05,212 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:39:05,213 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:39:05,220 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:39:05,223 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:39:05,227 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:39:05,233 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:39:05,236 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:39:05,242 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:39:05,253 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:39:05,259 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:39:05,265 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:39:05,270 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:39:05,274 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:39:05,281 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:39:05,283 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:39:05,283 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:39:05,287 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:39:05,288 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:39:05,292 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:39:05,292 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:39:05,293 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:39:05,297 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:39:05,300 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:39:05,303 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:39:05,305 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:39:05,306 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:39:05,308 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:39:05,308 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:39:05,313 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:39:05,315 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:39:05,316 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:39:05,359 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:39:05,360 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:39:05,364 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:39:05,368 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:39:05,368 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:39:05,369 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:39:05,369 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:39:05,369 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:39:05,370 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:39:05,370 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:39:05,373 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:39:05,373 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:39:05,374 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:39:05,374 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:39:05,375 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:39:05,376 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:39:05,376 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:39:05,376 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:39:05,379 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:39:05,379 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:39:05,380 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:39:05,380 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:39:05,380 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:39:05,381 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:39:05,381 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:39:05,381 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:39:05,382 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:39:05,384 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:39:05,384 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:39:05,384 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:39:05,386 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 -> 89d12ebc97c326ee057d1312424a341878341d56 [2019-11-25 22:39:06,020 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:39:06,062 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:39:06,076 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:39:06,083 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:39:06,084 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:39:06,086 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label44.c [2019-11-25 22:39:06,246 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7846adda6/cfc4ad0d42314faeb86226292e275e90/FLAG891e436e5 [2019-11-25 22:39:07,916 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:39:07,917 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label44.c [2019-11-25 22:39:07,997 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7846adda6/cfc4ad0d42314faeb86226292e275e90/FLAG891e436e5 [2019-11-25 22:39:08,040 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7846adda6/cfc4ad0d42314faeb86226292e275e90 [2019-11-25 22:39:08,054 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:39:08,059 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:39:08,061 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:39:08,064 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:39:08,071 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:39:08,072 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:39:08" (1/1) ... [2019-11-25 22:39:08,081 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cad85d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:08, skipping insertion in model container [2019-11-25 22:39:08,082 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:39:08" (1/1) ... [2019-11-25 22:39:08,105 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:39:08,459 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:39:11,751 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:39:11,768 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:39:13,211 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:39:13,281 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:39:13,284 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:13 WrapperNode [2019-11-25 22:39:13,285 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:39:13,286 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:39:13,288 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:39:13,288 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:39:13,311 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:13" (1/1) ... [2019-11-25 22:39:13,443 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:13" (1/1) ... [2019-11-25 22:39:13,804 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:39:13,805 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:39:13,805 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:39:13,805 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:39:13,828 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:13" (1/1) ... [2019-11-25 22:39:13,830 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:13" (1/1) ... [2019-11-25 22:39:13,891 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:13" (1/1) ... [2019-11-25 22:39:13,895 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:13" (1/1) ... [2019-11-25 22:39:14,116 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:13" (1/1) ... [2019-11-25 22:39:14,179 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:13" (1/1) ... [2019-11-25 22:39:14,242 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:13" (1/1) ... [2019-11-25 22:39:14,296 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:39:14,306 INFO L168 Benchmark]: Toolchain (without parser) took 6243.61 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 717.7 MB in the end (delta: 232.5 MB). Peak memory consumption was 232.6 MB. Max. memory is 12.5 GB. [2019-11-25 22:39:14,307 INFO L168 Benchmark]: CDTParser took 3.61 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 22:39:14,311 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5224.14 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 780.7 MB in the end (delta: 169.5 MB). Peak memory consumption was 169.6 MB. Max. memory is 12.5 GB. [2019-11-25 22:39:14,313 INFO L168 Benchmark]: Boogie Procedure Inliner took 518.31 ms. Allocated memory is still 1.0 GB. Free memory was 780.7 MB in the beginning and 746.3 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-25 22:39:14,317 INFO L168 Benchmark]: Boogie Preprocessor took 492.15 ms. Allocated memory is still 1.0 GB. Free memory was 746.3 MB in the beginning and 717.7 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-25 22:39:14,328 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.61 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 5224.14 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 780.7 MB in the end (delta: 169.5 MB). Peak memory consumption was 169.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 518.31 ms. Allocated memory is still 1.0 GB. Free memory was 780.7 MB in the beginning and 746.3 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 492.15 ms. Allocated memory is still 1.0 GB. Free memory was 746.3 MB in the beginning and 717.7 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...