./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem02_label36.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/Problem02_label36.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 9fc45ae4ddf84075a39a55d475a45c859aa435e6 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem02_label36.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 9fc45ae4ddf84075a39a55d475a45c859aa435e6 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 22:26:12,843 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:26:12,846 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:26:12,882 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:26:12,885 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:26:12,887 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:26:12,892 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:26:12,910 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:26:12,917 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:26:12,921 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:26:12,926 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:26:12,928 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:26:12,933 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:26:12,937 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:26:12,941 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:26:12,945 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:26:12,946 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:26:12,950 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:26:12,955 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:26:12,962 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:26:12,971 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:26:12,979 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:26:12,985 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:26:12,988 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:26:12,996 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:26:12,997 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:26:12,997 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:26:13,000 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:26:13,004 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:26:13,005 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:26:13,006 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:26:13,007 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:26:13,009 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:26:13,011 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:26:13,015 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:26:13,016 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:26:13,018 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:26:13,019 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:26:13,019 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:26:13,022 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:26:13,025 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:26:13,029 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:26:13,071 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:26:13,072 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:26:13,076 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:26:13,079 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:26:13,079 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:26:13,080 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:26:13,080 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:26:13,080 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:26:13,081 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:26:13,081 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:26:13,085 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:26:13,085 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:26:13,086 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:26:13,086 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:26:13,087 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:26:13,087 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:26:13,087 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:26:13,088 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:26:13,088 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:26:13,089 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:26:13,091 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:26:13,091 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:26:13,092 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:26:13,092 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:26:13,092 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:26:13,092 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:26:13,093 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:26:13,096 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:26:13,096 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 -> 9fc45ae4ddf84075a39a55d475a45c859aa435e6 [2019-11-25 22:26:13,675 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:26:13,709 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:26:13,719 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:26:13,721 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:26:13,721 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:26:13,722 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem02_label36.c [2019-11-25 22:26:13,882 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7fbc40888/166bd67c19e148c9b04c5c4136880692/FLAG3276dc783 [2019-11-25 22:26:15,169 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:26:15,172 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem02_label36.c [2019-11-25 22:26:15,206 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7fbc40888/166bd67c19e148c9b04c5c4136880692/FLAG3276dc783 [2019-11-25 22:26:15,567 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7fbc40888/166bd67c19e148c9b04c5c4136880692 [2019-11-25 22:26:15,572 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:26:15,583 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:26:15,591 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:26:15,595 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:26:15,602 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:26:15,603 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:26:15" (1/1) ... [2019-11-25 22:26:15,610 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50affd84 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:15, skipping insertion in model container [2019-11-25 22:26:15,614 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:26:15" (1/1) ... [2019-11-25 22:26:15,635 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:26:15,742 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:26:16,786 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:26:16,803 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:26:17,056 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:26:17,095 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:26:17,098 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:17 WrapperNode [2019-11-25 22:26:17,099 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:26:17,100 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:26:17,101 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:26:17,103 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:26:17,121 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:17" (1/1) ... [2019-11-25 22:26:17,169 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:17" (1/1) ... [2019-11-25 22:26:17,303 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:26:17,308 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:26:17,308 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:26:17,309 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:26:17,331 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:17" (1/1) ... [2019-11-25 22:26:17,331 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:17" (1/1) ... [2019-11-25 22:26:17,347 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:17" (1/1) ... [2019-11-25 22:26:17,347 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:17" (1/1) ... [2019-11-25 22:26:17,405 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:17" (1/1) ... [2019-11-25 22:26:17,433 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:17" (1/1) ... [2019-11-25 22:26:17,457 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:17" (1/1) ... [2019-11-25 22:26:17,474 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:26:17,485 INFO L168 Benchmark]: Toolchain (without parser) took 1908.15 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 972.5 MB in the end (delta: -6.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:26:17,488 INFO L168 Benchmark]: CDTParser took 0.28 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 22:26:17,494 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1509.42 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 984.0 MB in the end (delta: -18.0 MB). Peak memory consumption was 33.6 MB. Max. memory is 12.5 GB. [2019-11-25 22:26:17,497 INFO L168 Benchmark]: Boogie Procedure Inliner took 207.20 ms. Allocated memory is still 1.0 GB. Free memory was 984.0 MB in the beginning and 978.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:26:17,499 INFO L168 Benchmark]: Boogie Preprocessor took 171.74 ms. Allocated memory is still 1.0 GB. Free memory was 978.3 MB in the beginning and 972.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:26:17,510 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 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 1509.42 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 984.0 MB in the end (delta: -18.0 MB). Peak memory consumption was 33.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 207.20 ms. Allocated memory is still 1.0 GB. Free memory was 984.0 MB in the beginning and 978.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 171.74 ms. Allocated memory is still 1.0 GB. Free memory was 978.3 MB in the beginning and 972.5 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 0.1.24-65d6cd2 [2019-11-25 22:26:21,428 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:26:21,435 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:26:21,470 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:26:21,473 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:26:21,475 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:26:21,477 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:26:21,493 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:26:21,502 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:26:21,507 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:26:21,509 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:26:21,515 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:26:21,516 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:26:21,519 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:26:21,524 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:26:21,526 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:26:21,529 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:26:21,531 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:26:21,537 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:26:21,543 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:26:21,553 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:26:21,562 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:26:21,564 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:26:21,569 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:26:21,576 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:26:21,577 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:26:21,577 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:26:21,581 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:26:21,581 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:26:21,585 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:26:21,585 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:26:21,586 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:26:21,589 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:26:21,592 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:26:21,596 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:26:21,596 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:26:21,599 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:26:21,601 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:26:21,601 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:26:21,602 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:26:21,605 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:26:21,607 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:26:21,662 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:26:21,665 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:26:21,669 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:26:21,674 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:26:21,674 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:26:21,676 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:26:21,677 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:26:21,677 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:26:21,678 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:26:21,678 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:26:21,678 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:26:21,678 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:26:21,681 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:26:21,682 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:26:21,683 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:26:21,683 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:26:21,683 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:26:21,684 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:26:21,684 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:26:21,684 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:26:21,686 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:26:21,686 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:26:21,686 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:26:21,687 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:26:21,689 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:26:21,689 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:26:21,689 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:26:21,690 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:26:21,694 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:26:21,694 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:26:21,696 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 -> 9fc45ae4ddf84075a39a55d475a45c859aa435e6 [2019-11-25 22:26:22,254 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:26:22,295 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:26:22,303 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:26:22,310 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:26:22,311 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:26:22,312 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem02_label36.c [2019-11-25 22:26:22,484 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/14a13828e/e7c261c54f6b4655b80e20c27aee780f/FLAGb0f3a3415 [2019-11-25 22:26:23,759 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:26:23,760 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem02_label36.c [2019-11-25 22:26:23,800 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/14a13828e/e7c261c54f6b4655b80e20c27aee780f/FLAGb0f3a3415 [2019-11-25 22:26:23,839 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/14a13828e/e7c261c54f6b4655b80e20c27aee780f [2019-11-25 22:26:23,850 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:26:23,852 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:26:23,856 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:26:23,859 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:26:23,868 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:26:23,869 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:26:23" (1/1) ... [2019-11-25 22:26:23,876 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e6a88b6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:23, skipping insertion in model container [2019-11-25 22:26:23,877 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:26:23" (1/1) ... [2019-11-25 22:26:23,897 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:26:24,006 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:26:25,059 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:26:25,074 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:26:25,300 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:26:25,331 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:26:25,337 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:25 WrapperNode [2019-11-25 22:26:25,338 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:26:25,338 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:26:25,339 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:26:25,339 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:26:25,363 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:25" (1/1) ... [2019-11-25 22:26:25,412 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:25" (1/1) ... [2019-11-25 22:26:25,555 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:26:25,565 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:26:25,567 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:26:25,567 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:26:25,589 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:25" (1/1) ... [2019-11-25 22:26:25,590 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:25" (1/1) ... [2019-11-25 22:26:25,608 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:25" (1/1) ... [2019-11-25 22:26:25,609 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:25" (1/1) ... [2019-11-25 22:26:25,669 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:25" (1/1) ... [2019-11-25 22:26:25,704 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:25" (1/1) ... [2019-11-25 22:26:25,722 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:25" (1/1) ... [2019-11-25 22:26:25,752 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:26:25,763 INFO L168 Benchmark]: Toolchain (without parser) took 1910.34 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 960.7 MB in the end (delta: 955.8 kB). Peak memory consumption was 1.0 MB. Max. memory is 12.5 GB. [2019-11-25 22:26:25,766 INFO L168 Benchmark]: CDTParser took 2.61 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 22:26:25,770 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1481.77 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 972.2 MB in the end (delta: -10.5 MB). Peak memory consumption was 21.1 MB. Max. memory is 12.5 GB. [2019-11-25 22:26:25,772 INFO L168 Benchmark]: Boogie Procedure Inliner took 217.40 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. [2019-11-25 22:26:25,774 INFO L168 Benchmark]: Boogie Preprocessor took 187.87 ms. Allocated memory is still 1.0 GB. Free memory was 966.5 MB in the beginning and 960.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:26:25,785 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.61 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 1481.77 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 972.2 MB in the end (delta: -10.5 MB). Peak memory consumption was 21.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 217.40 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. * Boogie Preprocessor took 187.87 ms. Allocated memory is still 1.0 GB. Free memory was 966.5 MB in the beginning and 960.7 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...