./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem17_label32.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 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_label32.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 301cdc68b8130528d3aa626f4dcabbe459fea6ad ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_label32.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 301cdc68b8130528d3aa626f4dcabbe459fea6ad ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 20:56:26,614 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:56:26,618 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:56:26,657 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:56:26,659 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:56:26,662 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:56:26,672 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:56:26,688 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:56:26,692 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:56:26,698 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:56:26,699 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:56:26,705 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:56:26,707 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:56:26,712 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:56:26,718 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:56:26,720 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:56:26,723 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:56:26,728 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:56:26,732 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:56:26,742 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:56:26,749 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:56:26,756 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:56:26,758 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:56:26,763 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:56:26,772 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:56:26,773 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:56:26,773 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:56:26,775 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:56:26,776 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:56:26,777 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:56:26,780 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:56:26,781 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:56:26,782 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:56:26,786 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:56:26,789 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:56:26,791 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:56:26,792 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:56:26,794 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:56:26,794 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:56:26,795 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:56:26,797 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:56:26,802 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:56:26,839 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:56:26,841 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:56:26,846 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:56:26,846 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:56:26,847 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:56:26,847 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:56:26,848 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:56:26,848 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:56:26,850 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:56:26,850 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:56:26,851 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:56:26,852 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:56:26,852 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:56:26,853 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:56:26,856 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:56:26,856 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:56:26,857 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:56:26,857 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:56:26,857 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:56:26,857 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:56:26,858 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:56:26,858 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:56:26,858 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:56:26,859 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:56:26,859 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:56:26,859 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:56:26,859 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:56:26,861 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:56:26,861 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:56:26,861 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 -> 301cdc68b8130528d3aa626f4dcabbe459fea6ad [2019-11-24 20:56:27,463 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:56:27,492 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:56:27,501 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:56:27,503 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:56:27,507 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:56:27,508 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label32.c [2019-11-24 20:56:27,664 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5fcd4672d/bc9a2e57281d4405a80991b6e7b8e505/FLAG97f847b9e [2019-11-24 20:56:29,361 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:56:29,362 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label32.c [2019-11-24 20:56:29,413 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5fcd4672d/bc9a2e57281d4405a80991b6e7b8e505/FLAG97f847b9e [2019-11-24 20:56:29,452 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5fcd4672d/bc9a2e57281d4405a80991b6e7b8e505 [2019-11-24 20:56:29,463 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:56:29,468 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:56:29,471 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:56:29,472 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:56:29,479 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:56:29,483 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:56:29" (1/1) ... [2019-11-24 20:56:29,493 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22abccbe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:29, skipping insertion in model container [2019-11-24 20:56:29,494 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:56:29" (1/1) ... [2019-11-24 20:56:29,515 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:56:29,710 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:56:31,720 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:56:31,732 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:56:32,580 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:56:32,624 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:56:32,630 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:32 WrapperNode [2019-11-24 20:56:32,631 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:56:32,632 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:56:32,635 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:56:32,635 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:56:32,656 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:32" (1/1) ... [2019-11-24 20:56:32,766 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:32" (1/1) ... [2019-11-24 20:56:33,305 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:56:33,306 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:56:33,306 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:56:33,306 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:56:33,328 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:32" (1/1) ... [2019-11-24 20:56:33,332 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:32" (1/1) ... [2019-11-24 20:56:33,428 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:32" (1/1) ... [2019-11-24 20:56:33,431 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:32" (1/1) ... [2019-11-24 20:56:33,749 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:32" (1/1) ... [2019-11-24 20:56:33,819 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:32" (1/1) ... [2019-11-24 20:56:33,945 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:32" (1/1) ... [2019-11-24 20:56:34,039 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:56:34,051 INFO L168 Benchmark]: Toolchain (without parser) took 4578.69 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 781.4 MB in the end (delta: 180.2 MB). Peak memory consumption was 180.3 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:34,052 INFO L168 Benchmark]: CDTParser took 0.82 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. [2019-11-24 20:56:34,057 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3160.17 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 873.6 MB in the end (delta: 82.3 MB). Peak memory consumption was 82.4 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:34,060 INFO L168 Benchmark]: Boogie Procedure Inliner took 673.25 ms. Allocated memory is still 1.0 GB. Free memory was 873.6 MB in the beginning and 815.8 MB in the end (delta: 57.8 MB). Peak memory consumption was 57.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:34,067 INFO L168 Benchmark]: Boogie Preprocessor took 734.73 ms. Allocated memory is still 1.0 GB. Free memory was 815.8 MB in the beginning and 781.4 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:34,076 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.82 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 3160.17 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 873.6 MB in the end (delta: 82.3 MB). Peak memory consumption was 82.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 673.25 ms. Allocated memory is still 1.0 GB. Free memory was 873.6 MB in the beginning and 815.8 MB in the end (delta: 57.8 MB). Peak memory consumption was 57.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 734.73 ms. Allocated memory is still 1.0 GB. Free memory was 815.8 MB in the beginning and 781.4 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 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 0.1.24-32f2683 [2019-11-24 20:56:37,942 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:56:37,948 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:56:37,983 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:56:37,985 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:56:37,987 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:56:37,990 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:56:38,007 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:56:38,015 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:56:38,022 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:56:38,024 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:56:38,030 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:56:38,032 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:56:38,039 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:56:38,044 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:56:38,049 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:56:38,052 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:56:38,057 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:56:38,064 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:56:38,071 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:56:38,078 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:56:38,088 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:56:38,090 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:56:38,092 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:56:38,100 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:56:38,103 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:56:38,103 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:56:38,105 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:56:38,106 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:56:38,109 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:56:38,111 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:56:38,112 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:56:38,113 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:56:38,117 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:56:38,122 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:56:38,123 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:56:38,124 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:56:38,124 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:56:38,125 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:56:38,126 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:56:38,130 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:56:38,131 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:56:38,170 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:56:38,172 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:56:38,176 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:56:38,177 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:56:38,177 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:56:38,178 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:56:38,178 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:56:38,180 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:56:38,180 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:56:38,180 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:56:38,182 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:56:38,183 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:56:38,183 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:56:38,184 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:56:38,186 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:56:38,186 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:56:38,186 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:56:38,187 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:56:38,187 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:56:38,187 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:56:38,191 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:56:38,191 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:56:38,192 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:56:38,192 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:56:38,192 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:56:38,193 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:56:38,193 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:56:38,193 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:56:38,193 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:56:38,194 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:56:38,195 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:56:38,197 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 -> 301cdc68b8130528d3aa626f4dcabbe459fea6ad [2019-11-24 20:56:38,778 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:56:38,808 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:56:38,815 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:56:38,820 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:56:38,821 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:56:38,822 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label32.c [2019-11-24 20:56:39,000 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9204760ff/8cffe4ba50fe4f3f9121908ac0723169/FLAGfb6f6521e [2019-11-24 20:56:40,631 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:56:40,633 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label32.c [2019-11-24 20:56:40,691 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9204760ff/8cffe4ba50fe4f3f9121908ac0723169/FLAGfb6f6521e [2019-11-24 20:56:40,728 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9204760ff/8cffe4ba50fe4f3f9121908ac0723169 [2019-11-24 20:56:40,739 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:56:40,741 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:56:40,743 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:56:40,746 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:56:40,753 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:56:40,754 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:56:40" (1/1) ... [2019-11-24 20:56:40,763 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 24.11 08:56:40, skipping insertion in model container [2019-11-24 20:56:40,763 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:56:40" (1/1) ... [2019-11-24 20:56:40,783 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:56:40,992 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:56:43,379 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:56:43,394 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:56:44,552 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:56:44,601 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:56:44,605 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:44 WrapperNode [2019-11-24 20:56:44,606 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:56:44,607 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:56:44,610 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:56:44,611 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:56:44,629 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:44" (1/1) ... [2019-11-24 20:56:44,731 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:44" (1/1) ... [2019-11-24 20:56:44,985 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:56:44,990 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:56:44,990 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:56:44,991 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:56:45,011 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:44" (1/1) ... [2019-11-24 20:56:45,012 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:44" (1/1) ... [2019-11-24 20:56:45,057 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:44" (1/1) ... [2019-11-24 20:56:45,057 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:44" (1/1) ... [2019-11-24 20:56:45,207 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:44" (1/1) ... [2019-11-24 20:56:45,264 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:44" (1/1) ... [2019-11-24 20:56:45,317 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:44" (1/1) ... [2019-11-24 20:56:45,372 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:56:45,383 INFO L168 Benchmark]: Toolchain (without parser) took 4637.93 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 782.2 MB in the end (delta: 173.8 MB). Peak memory consumption was 173.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:45,384 INFO L168 Benchmark]: CDTParser took 0.28 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. [2019-11-24 20:56:45,387 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3863.73 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 822.3 MB in the end (delta: 128.0 MB). Peak memory consumption was 128.0 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:45,388 INFO L168 Benchmark]: Boogie Procedure Inliner took 382.74 ms. Allocated memory is still 1.0 GB. Free memory was 822.3 MB in the beginning and 799.4 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:45,392 INFO L168 Benchmark]: Boogie Preprocessor took 382.70 ms. Allocated memory is still 1.0 GB. Free memory was 799.4 MB in the beginning and 782.2 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:45,403 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 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 3863.73 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 822.3 MB in the end (delta: 128.0 MB). Peak memory consumption was 128.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 382.74 ms. Allocated memory is still 1.0 GB. Free memory was 822.3 MB in the beginning and 799.4 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 382.70 ms. Allocated memory is still 1.0 GB. Free memory was 799.4 MB in the beginning and 782.2 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...