./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem10_label20.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/Problem10_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 5d9d392c14a131e49f1eaea557bfd69667def3c2 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem10_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 5d9d392c14a131e49f1eaea557bfd69667def3c2 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:45:00,757 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:45:00,765 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:45:00,798 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:45:00,802 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:45:00,804 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:45:00,810 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:45:00,825 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:45:00,827 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:45:00,832 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:45:00,838 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:45:00,841 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:45:00,844 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:45:00,848 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:45:00,853 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:45:00,856 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:45:00,860 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:45:00,865 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:45:00,868 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:45:00,874 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:45:00,884 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:45:00,892 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:45:00,893 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:45:00,899 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:45:00,906 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:45:00,909 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:45:00,909 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:45:00,911 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:45:00,912 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:45:00,916 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:45:00,917 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:45:00,918 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:45:00,920 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:45:00,923 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:45:00,926 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:45:00,928 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:45:00,929 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:45:00,931 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:45:00,931 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:45:00,932 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:45:00,937 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:45:00,938 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:45:00,980 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:45:00,980 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:45:00,983 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:45:00,984 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:45:00,984 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:45:00,985 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:45:00,985 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:45:00,985 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:45:00,987 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:45:00,987 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:45:00,988 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:45:00,988 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:45:00,989 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:45:00,990 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:45:00,990 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:45:00,991 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:45:00,993 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:45:00,993 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:45:00,994 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:45:00,994 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:45:00,994 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:45:00,994 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:45:00,996 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:45:00,996 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:45:00,996 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:45:00,999 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:45:00,999 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:45:00,999 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:45:01,000 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 -> 5d9d392c14a131e49f1eaea557bfd69667def3c2 [2019-11-26 16:45:01,546 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:45:01,582 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:45:01,589 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:45:01,591 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:45:01,594 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:45:01,595 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem10_label20.c [2019-11-26 16:45:01,763 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c1ea28daf/9faa48860aef4f0f97893d3010b91cac/FLAG5296688b7 [2019-11-26 16:45:02,915 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:45:02,916 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem10_label20.c [2019-11-26 16:45:02,950 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c1ea28daf/9faa48860aef4f0f97893d3010b91cac/FLAG5296688b7 [2019-11-26 16:45:03,421 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c1ea28daf/9faa48860aef4f0f97893d3010b91cac [2019-11-26 16:45:03,430 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:45:03,433 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:45:03,436 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:45:03,438 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:45:03,445 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:45:03,447 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:45:03" (1/1) ... [2019-11-26 16:45:03,456 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e1aada and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:03, skipping insertion in model container [2019-11-26 16:45:03,457 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:45:03" (1/1) ... [2019-11-26 16:45:03,475 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:45:03,600 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:45:04,555 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:45:04,568 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:45:04,972 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:45:05,016 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:45:05,017 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:05 WrapperNode [2019-11-26 16:45:05,018 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:45:05,019 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:45:05,021 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:45:05,021 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:45:05,043 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:05" (1/1) ... [2019-11-26 16:45:05,085 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:05" (1/1) ... [2019-11-26 16:45:05,249 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:45:05,251 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:45:05,255 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:45:05,255 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:45:05,274 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:05" (1/1) ... [2019-11-26 16:45:05,278 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:05" (1/1) ... [2019-11-26 16:45:05,301 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:05" (1/1) ... [2019-11-26 16:45:05,302 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:05" (1/1) ... [2019-11-26 16:45:05,356 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:05" (1/1) ... [2019-11-26 16:45:05,397 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:05" (1/1) ... [2019-11-26 16:45:05,416 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:05" (1/1) ... [2019-11-26 16:45:05,448 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:45:05,452 INFO L168 Benchmark]: Toolchain (without parser) took 2017.83 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 966.5 MB in the end (delta: -6.2 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:45:05,457 INFO L168 Benchmark]: CDTParser took 1.29 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 16:45:05,459 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1582.62 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 983.6 MB in the end (delta: -23.4 MB). Peak memory consumption was 34.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:45:05,463 INFO L168 Benchmark]: Boogie Procedure Inliner took 231.62 ms. Allocated memory is still 1.0 GB. Free memory was 983.6 MB in the beginning and 972.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:45:05,465 INFO L168 Benchmark]: Boogie Preprocessor took 197.18 ms. Allocated memory is still 1.0 GB. Free memory was 972.2 MB in the beginning and 966.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:45:05,476 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.29 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 1582.62 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 983.6 MB in the end (delta: -23.4 MB). Peak memory consumption was 34.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 231.62 ms. Allocated memory is still 1.0 GB. Free memory was 983.6 MB in the beginning and 972.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 197.18 ms. Allocated memory is still 1.0 GB. Free memory was 972.2 MB in the beginning and 966.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:45:09,264 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:45:09,267 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:45:09,293 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:45:09,294 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:45:09,296 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:45:09,311 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:45:09,329 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:45:09,335 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:45:09,339 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:45:09,341 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:45:09,348 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:45:09,349 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:45:09,353 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:45:09,357 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:45:09,363 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:45:09,365 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:45:09,370 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:45:09,373 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:45:09,383 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:45:09,390 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:45:09,398 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:45:09,401 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:45:09,406 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:45:09,413 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:45:09,413 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:45:09,414 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:45:09,417 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:45:09,418 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:45:09,421 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:45:09,421 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:45:09,423 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:45:09,424 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:45:09,429 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:45:09,431 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:45:09,433 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:45:09,434 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:45:09,435 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:45:09,436 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:45:09,437 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:45:09,442 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:45:09,443 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:45:09,482 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:45:09,485 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:45:09,487 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:45:09,488 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:45:09,488 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:45:09,490 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:45:09,490 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:45:09,490 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:45:09,491 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:45:09,491 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:45:09,494 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:45:09,494 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:45:09,495 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:45:09,495 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:45:09,495 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:45:09,498 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:45:09,498 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:45:09,498 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:45:09,499 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:45:09,499 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:45:09,499 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:45:09,499 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:45:09,500 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:45:09,500 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:45:09,503 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:45:09,503 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:45:09,503 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:45:09,504 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:45:09,504 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:45:09,504 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:45:09,505 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 -> 5d9d392c14a131e49f1eaea557bfd69667def3c2 [2019-11-26 16:45:10,096 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:45:10,124 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:45:10,133 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:45:10,139 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:45:10,140 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:45:10,141 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem10_label20.c [2019-11-26 16:45:10,297 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b49491f1c/3a36e20864194f32bae75cbb5d3196e6/FLAG6800d233a [2019-11-26 16:45:11,468 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:45:11,469 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem10_label20.c [2019-11-26 16:45:11,515 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b49491f1c/3a36e20864194f32bae75cbb5d3196e6/FLAG6800d233a [2019-11-26 16:45:12,004 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b49491f1c/3a36e20864194f32bae75cbb5d3196e6 [2019-11-26 16:45:12,013 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:45:12,016 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:45:12,020 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:45:12,022 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:45:12,033 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:45:12,034 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:45:12" (1/1) ... [2019-11-26 16:45:12,040 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e1aada and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:12, skipping insertion in model container [2019-11-26 16:45:12,041 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:45:12" (1/1) ... [2019-11-26 16:45:12,059 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:45:12,172 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:45:13,336 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:45:13,348 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:45:13,688 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:45:13,728 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:45:13,731 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:13 WrapperNode [2019-11-26 16:45:13,731 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:45:13,732 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:45:13,734 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:45:13,735 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:45:13,758 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:13" (1/1) ... [2019-11-26 16:45:13,814 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:13" (1/1) ... [2019-11-26 16:45:13,971 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:45:13,973 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:45:13,973 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:45:13,974 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:45:14,002 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:13" (1/1) ... [2019-11-26 16:45:14,004 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:13" (1/1) ... [2019-11-26 16:45:14,023 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:13" (1/1) ... [2019-11-26 16:45:14,023 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:13" (1/1) ... [2019-11-26 16:45:14,090 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:13" (1/1) ... [2019-11-26 16:45:14,121 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:13" (1/1) ... [2019-11-26 16:45:14,147 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:13" (1/1) ... [2019-11-26 16:45:14,171 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:45:14,183 INFO L168 Benchmark]: Toolchain (without parser) took 2162.16 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 966.7 MB in the end (delta: -5.0 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:45:14,186 INFO L168 Benchmark]: CDTParser took 0.38 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 16:45:14,187 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1711.61 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 978.1 MB in the end (delta: -16.5 MB). Peak memory consumption was 33.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:45:14,190 INFO L168 Benchmark]: Boogie Procedure Inliner took 240.16 ms. Allocated memory is still 1.0 GB. Free memory was 978.1 MB in the beginning and 972.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:45:14,192 INFO L168 Benchmark]: Boogie Preprocessor took 202.73 ms. Allocated memory is still 1.0 GB. Free memory was 972.4 MB in the beginning and 966.7 MB in the end (delta: 5.8 MB). Peak memory consumption was 5.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:45:14,202 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38 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 1711.61 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 978.1 MB in the end (delta: -16.5 MB). Peak memory consumption was 33.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 240.16 ms. Allocated memory is still 1.0 GB. Free memory was 978.1 MB in the beginning and 972.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 202.73 ms. Allocated memory is still 1.0 GB. Free memory was 972.4 MB in the beginning and 966.7 MB in the end (delta: 5.8 MB). Peak memory consumption was 5.8 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...