./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem17_label17.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/Problem17_label17.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 657ada9a5a575c357a2176a48232b454638e858d ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Problem17_label17.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 657ada9a5a575c357a2176a48232b454638e858d ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 16:50:17,738 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:50:17,743 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:50:17,777 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:50:17,778 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:50:17,783 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:50:17,785 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:50:17,798 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:50:17,807 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:50:17,813 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:50:17,814 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:50:17,820 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:50:17,822 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:50:17,827 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:50:17,829 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:50:17,831 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:50:17,835 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:50:17,836 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:50:17,841 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:50:17,849 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:50:17,857 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:50:17,864 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:50:17,866 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:50:17,870 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:50:17,879 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:50:17,879 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:50:17,880 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:50:17,883 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:50:17,884 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:50:17,885 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:50:17,888 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:50:17,889 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:50:17,890 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:50:17,894 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:50:17,898 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:50:17,899 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:50:17,900 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:50:17,901 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:50:17,901 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:50:17,904 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:50:17,906 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:50:17,910 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:50:17,963 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:50:17,966 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:50:17,967 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:50:17,973 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:50:17,973 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:50:17,974 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:50:17,974 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:50:17,974 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:50:17,976 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:50:17,977 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:50:17,978 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:50:17,978 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:50:17,981 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:50:17,982 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:50:17,983 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:50:17,983 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:50:17,983 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:50:17,984 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:50:17,984 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:50:17,984 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:50:17,984 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:50:17,986 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:50:17,986 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:50:17,987 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:50:17,989 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:50:17,989 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:50:17,989 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:50:17,992 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:50:17,992 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 -> 657ada9a5a575c357a2176a48232b454638e858d [2019-11-26 16:50:18,531 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:50:18,560 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:50:18,567 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:50:18,571 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:50:18,571 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:50:18,576 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label17.c [2019-11-26 16:50:18,727 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2cd7b9023/c11457fab3fd4313bb1e9e77dc6a89d9/FLAGbbf7754c6 [2019-11-26 16:50:20,321 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:50:20,325 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label17.c [2019-11-26 16:50:20,378 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2cd7b9023/c11457fab3fd4313bb1e9e77dc6a89d9/FLAGbbf7754c6 [2019-11-26 16:50:20,416 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2cd7b9023/c11457fab3fd4313bb1e9e77dc6a89d9 [2019-11-26 16:50:20,422 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:50:20,426 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:50:20,431 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:50:20,431 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:50:20,439 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:50:20,442 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:50:20" (1/1) ... [2019-11-26 16:50:20,450 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@210c1c05 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:20, skipping insertion in model container [2019-11-26 16:50:20,451 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:50:20" (1/1) ... [2019-11-26 16:50:20,469 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:50:20,693 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:50:22,850 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:50:22,861 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:50:23,735 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:50:23,785 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:50:23,787 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:23 WrapperNode [2019-11-26 16:50:23,788 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:50:23,791 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:50:23,791 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:50:23,795 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:50:23,817 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:23" (1/1) ... [2019-11-26 16:50:23,929 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:23" (1/1) ... [2019-11-26 16:50:24,526 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:50:24,529 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:50:24,530 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:50:24,532 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:50:24,556 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:23" (1/1) ... [2019-11-26 16:50:24,557 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:23" (1/1) ... [2019-11-26 16:50:24,655 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:23" (1/1) ... [2019-11-26 16:50:24,659 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:23" (1/1) ... [2019-11-26 16:50:25,010 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:23" (1/1) ... [2019-11-26 16:50:25,081 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:23" (1/1) ... [2019-11-26 16:50:25,173 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:23" (1/1) ... [2019-11-26 16:50:25,284 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:50:25,297 INFO L168 Benchmark]: Toolchain (without parser) took 4863.41 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 781.8 MB in the end (delta: 174.1 MB). Peak memory consumption was 174.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:25,298 INFO L168 Benchmark]: CDTParser took 3.58 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 16:50:25,304 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3359.17 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 873.6 MB in the end (delta: 76.6 MB). Peak memory consumption was 76.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:25,306 INFO L168 Benchmark]: Boogie Procedure Inliner took 737.70 ms. Allocated memory is still 1.0 GB. Free memory was 873.6 MB in the beginning and 816.3 MB in the end (delta: 57.3 MB). Peak memory consumption was 57.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:25,311 INFO L168 Benchmark]: Boogie Preprocessor took 758.02 ms. Allocated memory is still 1.0 GB. Free memory was 816.3 MB in the beginning and 781.8 MB in the end (delta: 34.5 MB). Peak memory consumption was 34.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:25,326 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.58 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 3359.17 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 873.6 MB in the end (delta: 76.6 MB). Peak memory consumption was 76.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 737.70 ms. Allocated memory is still 1.0 GB. Free memory was 873.6 MB in the beginning and 816.3 MB in the end (delta: 57.3 MB). Peak memory consumption was 57.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 758.02 ms. Allocated memory is still 1.0 GB. Free memory was 816.3 MB in the beginning and 781.8 MB in the end (delta: 34.5 MB). Peak memory consumption was 34.5 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 16:50:29,381 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:50:29,385 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:50:29,419 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:50:29,420 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:50:29,423 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:50:29,428 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:50:29,442 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:50:29,450 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:50:29,454 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:50:29,460 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:50:29,463 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:50:29,463 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:50:29,467 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:50:29,470 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:50:29,475 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:50:29,477 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:50:29,478 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:50:29,483 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:50:29,490 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:50:29,496 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:50:29,505 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:50:29,506 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:50:29,511 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:50:29,518 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:50:29,521 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:50:29,521 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:50:29,523 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:50:29,524 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:50:29,527 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:50:29,529 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:50:29,530 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:50:29,532 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:50:29,536 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:50:29,538 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:50:29,541 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:50:29,542 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:50:29,543 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:50:29,543 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:50:29,544 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:50:29,548 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:50:29,549 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:50:29,602 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:50:29,610 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:50:29,611 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:50:29,615 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:50:29,615 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:50:29,616 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:50:29,616 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:50:29,616 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:50:29,617 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:50:29,617 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:50:29,617 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:50:29,618 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:50:29,620 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:50:29,620 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:50:29,621 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:50:29,621 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:50:29,621 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:50:29,623 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:50:29,623 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:50:29,623 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:50:29,624 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:50:29,626 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:50:29,626 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:50:29,626 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:50:29,627 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:50:29,627 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:50:29,627 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:50:29,629 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:50:29,630 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:50:29,630 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:50:29,631 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 -> 657ada9a5a575c357a2176a48232b454638e858d [2019-11-26 16:50:30,131 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:50:30,171 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:50:30,177 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:50:30,185 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:50:30,185 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:50:30,188 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label17.c [2019-11-26 16:50:30,339 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/386d6f120/6d81860b99574f108a18cfa2dc4975dd/FLAGec24f1cec [2019-11-26 16:50:31,839 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:50:31,840 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label17.c [2019-11-26 16:50:31,895 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/386d6f120/6d81860b99574f108a18cfa2dc4975dd/FLAGec24f1cec [2019-11-26 16:50:32,022 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/386d6f120/6d81860b99574f108a18cfa2dc4975dd [2019-11-26 16:50:32,031 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:50:32,037 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:50:32,041 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:50:32,044 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:50:32,050 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:50:32,053 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:50:32" (1/1) ... [2019-11-26 16:50:32,061 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e84eedf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:32, skipping insertion in model container [2019-11-26 16:50:32,062 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:50:32" (1/1) ... [2019-11-26 16:50:32,082 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:50:32,299 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:50:34,858 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:50:34,869 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:50:36,047 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:50:36,100 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:50:36,100 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:36 WrapperNode [2019-11-26 16:50:36,101 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:50:36,104 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:50:36,104 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:50:36,105 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:50:36,126 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:36" (1/1) ... [2019-11-26 16:50:36,228 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:36" (1/1) ... [2019-11-26 16:50:36,529 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:50:36,534 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:50:36,534 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:50:36,535 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:50:36,555 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:36" (1/1) ... [2019-11-26 16:50:36,558 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:36" (1/1) ... [2019-11-26 16:50:36,606 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:36" (1/1) ... [2019-11-26 16:50:36,609 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:36" (1/1) ... [2019-11-26 16:50:36,790 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:36" (1/1) ... [2019-11-26 16:50:36,851 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:36" (1/1) ... [2019-11-26 16:50:36,908 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:36" (1/1) ... [2019-11-26 16:50:36,967 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:50:36,977 INFO L168 Benchmark]: Toolchain (without parser) took 4936.29 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.4 MB in the beginning and 797.4 MB in the end (delta: 157.0 MB). Peak memory consumption was 157.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:36,979 INFO L168 Benchmark]: CDTParser took 1.63 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 16:50:36,983 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4060.06 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.6 MB in the beginning and 837.7 MB in the end (delta: 110.9 MB). Peak memory consumption was 111.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:36,988 INFO L168 Benchmark]: Boogie Procedure Inliner took 429.74 ms. Allocated memory is still 1.0 GB. Free memory was 837.7 MB in the beginning and 814.6 MB in the end (delta: 23.2 MB). Peak memory consumption was 23.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:36,991 INFO L168 Benchmark]: Boogie Preprocessor took 436.66 ms. Allocated memory is still 1.0 GB. Free memory was 814.6 MB in the beginning and 797.4 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:37,002 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.63 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 4060.06 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.6 MB in the beginning and 837.7 MB in the end (delta: 110.9 MB). Peak memory consumption was 111.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 429.74 ms. Allocated memory is still 1.0 GB. Free memory was 837.7 MB in the beginning and 814.6 MB in the end (delta: 23.2 MB). Peak memory consumption was 23.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 436.66 ms. Allocated memory is still 1.0 GB. Free memory was 814.6 MB in the beginning and 797.4 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...