./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem19_label35.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 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/Problem19_label35.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 35ead4d9eb191cd410bd9598f1f5cffe903aa029 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem19_label35.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 35ead4d9eb191cd410bd9598f1f5cffe903aa029 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:39:35,770 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:39:35,777 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:39:35,813 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:39:35,813 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:39:35,818 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:39:35,824 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:39:35,838 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:39:35,843 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:39:35,848 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:39:35,853 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:39:35,857 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:39:35,860 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:39:35,864 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:39:35,870 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:39:35,872 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:39:35,876 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:39:35,881 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:39:35,887 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:39:35,897 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:39:35,903 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:39:35,908 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:39:35,913 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:39:35,918 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:39:35,925 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:39:35,926 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:39:35,928 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:39:35,930 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:39:35,933 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:39:35,934 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:39:35,935 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:39:35,938 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:39:35,939 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:39:35,942 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:39:35,945 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:39:35,947 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:39:35,951 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:39:35,951 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:39:35,951 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:39:35,956 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:39:35,959 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:39:35,961 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:39:36,002 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:39:36,006 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:39:36,009 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:39:36,010 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:39:36,010 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:39:36,010 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:39:36,013 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:39:36,013 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:39:36,014 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:39:36,014 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:39:36,015 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:39:36,016 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:39:36,016 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:39:36,018 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:39:36,018 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:39:36,019 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:39:36,019 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:39:36,019 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:39:36,020 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:39:36,022 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:39:36,022 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:39:36,022 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:39:36,023 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:39:36,023 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:39:36,023 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:39:36,025 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:39:36,025 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:39:36,025 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:39:36,026 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 -> 35ead4d9eb191cd410bd9598f1f5cffe903aa029 [2019-11-27 09:39:36,582 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:39:36,611 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:39:36,619 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:39:36,624 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:39:36,625 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:39:36,626 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem19_label35.c [2019-11-27 09:39:36,806 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cb9b2fac8/2ce01c99b7c64a37b11a9396213b4408/FLAG4d2f5b57d [2019-11-27 09:39:38,882 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:39:38,885 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem19_label35.c [2019-11-27 09:39:38,978 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cb9b2fac8/2ce01c99b7c64a37b11a9396213b4408/FLAG4d2f5b57d [2019-11-27 09:39:39,020 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cb9b2fac8/2ce01c99b7c64a37b11a9396213b4408 [2019-11-27 09:39:39,031 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:39:39,033 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:39:39,037 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:39:39,038 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:39:39,046 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:39:39,049 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:39:39" (1/1) ... [2019-11-27 09:39:39,058 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 27.11 09:39:39, skipping insertion in model container [2019-11-27 09:39:39,058 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:39:39" (1/1) ... [2019-11-27 09:39:39,078 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:39:39,613 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:39:44,478 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:39:44,493 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:39:47,699 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:39:47,817 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:39:47,818 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:47 WrapperNode [2019-11-27 09:39:47,820 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:39:47,824 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:39:47,824 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:39:47,825 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:39:47,843 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:47" (1/1) ... [2019-11-27 09:39:48,016 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:47" (1/1) ... [2019-11-27 09:39:49,298 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:39:49,300 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:39:49,301 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:39:49,301 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:39:49,325 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:47" (1/1) ... [2019-11-27 09:39:49,326 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:47" (1/1) ... [2019-11-27 09:39:49,509 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:47" (1/1) ... [2019-11-27 09:39:49,512 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:47" (1/1) ... [2019-11-27 09:39:51,087 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:47" (1/1) ... [2019-11-27 09:39:51,192 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:47" (1/1) ... [2019-11-27 09:39:51,509 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:47" (1/1) ... [2019-11-27 09:39:51,863 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:39:51,875 INFO L168 Benchmark]: Toolchain (without parser) took 12834.44 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 931.6 MB in the beginning and 776.1 MB in the end (delta: 155.5 MB). Peak memory consumption was 381.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:39:51,876 INFO L168 Benchmark]: CDTParser took 2.28 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. [2019-11-27 09:39:51,878 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8782.98 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 931.6 MB in the beginning and 866.7 MB in the end (delta: 64.9 MB). Peak memory consumption was 268.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:39:51,881 INFO L168 Benchmark]: Boogie Procedure Inliner took 1476.25 ms. Allocated memory is still 1.0 GB. Free memory was 866.7 MB in the beginning and 696.3 MB in the end (delta: 170.4 MB). Peak memory consumption was 170.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:39:51,887 INFO L168 Benchmark]: Boogie Preprocessor took 2564.27 ms. Allocated memory is still 1.0 GB. Free memory was 696.3 MB in the beginning and 776.1 MB in the end (delta: -79.8 MB). Peak memory consumption was 146.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:39:51,896 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.28 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 8782.98 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 931.6 MB in the beginning and 866.7 MB in the end (delta: 64.9 MB). Peak memory consumption was 268.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1476.25 ms. Allocated memory is still 1.0 GB. Free memory was 866.7 MB in the beginning and 696.3 MB in the end (delta: 170.4 MB). Peak memory consumption was 170.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 2564.27 ms. Allocated memory is still 1.0 GB. Free memory was 696.3 MB in the beginning and 776.1 MB in the end (delta: -79.8 MB). Peak memory consumption was 146.3 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-da95e15 [2019-11-27 09:39:55,971 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:39:55,977 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:39:56,012 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:39:56,015 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:39:56,018 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:39:56,019 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:39:56,022 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:39:56,047 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:39:56,050 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:39:56,052 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:39:56,058 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:39:56,060 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:39:56,063 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:39:56,066 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:39:56,071 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:39:56,076 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:39:56,078 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:39:56,082 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:39:56,088 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:39:56,097 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:39:56,101 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:39:56,107 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:39:56,112 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:39:56,120 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:39:56,121 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:39:56,124 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:39:56,126 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:39:56,127 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:39:56,130 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:39:56,132 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:39:56,133 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:39:56,137 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:39:56,138 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:39:56,141 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:39:56,144 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:39:56,145 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:39:56,146 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:39:56,149 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:39:56,153 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:39:56,154 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:39:56,157 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:39:56,200 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:39:56,203 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:39:56,206 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:39:56,209 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:39:56,209 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:39:56,210 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:39:56,210 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:39:56,211 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:39:56,211 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:39:56,211 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:39:56,213 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:39:56,213 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:39:56,216 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:39:56,217 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:39:56,217 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:39:56,217 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:39:56,218 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:39:56,218 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:39:56,218 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:39:56,219 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:39:56,221 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:39:56,221 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:39:56,222 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:39:56,222 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:39:56,222 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:39:56,224 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:39:56,224 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:39:56,224 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:39:56,225 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:39:56,226 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:39:56,227 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 -> 35ead4d9eb191cd410bd9598f1f5cffe903aa029 [2019-11-27 09:39:56,918 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:39:56,946 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:39:56,957 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:39:56,959 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:39:56,963 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:39:56,965 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem19_label35.c [2019-11-27 09:39:57,140 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/560e09b10/b11b1420db26434e892910195942d395/FLAG38f845313 [2019-11-27 09:39:59,354 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:39:59,358 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem19_label35.c [2019-11-27 09:39:59,465 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/560e09b10/b11b1420db26434e892910195942d395/FLAG38f845313 [2019-11-27 09:39:59,513 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/560e09b10/b11b1420db26434e892910195942d395 [2019-11-27 09:39:59,522 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:39:59,531 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:39:59,533 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:39:59,535 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:39:59,542 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:39:59,545 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:39:59" (1/1) ... [2019-11-27 09:39:59,556 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bc0b2b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:59, skipping insertion in model container [2019-11-27 09:39:59,556 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:39:59" (1/1) ... [2019-11-27 09:39:59,579 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:40:00,085 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:40:05,974 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:40:05,990 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:40:08,496 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:40:08,620 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:40:08,620 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:40:08 WrapperNode [2019-11-27 09:40:08,621 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:40:08,622 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:40:08,622 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:40:08,622 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:40:08,635 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:40:08" (1/1) ... [2019-11-27 09:40:08,829 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:40:08" (1/1) ... [2019-11-27 09:40:09,443 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:40:09,447 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:40:09,447 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:40:09,448 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:40:09,470 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:40:08" (1/1) ... [2019-11-27 09:40:09,473 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:40:08" (1/1) ... [2019-11-27 09:40:09,594 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:40:08" (1/1) ... [2019-11-27 09:40:09,597 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:40:08" (1/1) ... [2019-11-27 09:40:10,629 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:40:08" (1/1) ... [2019-11-27 09:40:10,759 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:40:08" (1/1) ... [2019-11-27 09:40:10,902 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:40:08" (1/1) ... [2019-11-27 09:40:11,029 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:40:11,040 INFO L168 Benchmark]: Toolchain (without parser) took 11508.02 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 867.8 MB in the end (delta: 71.0 MB). Peak memory consumption was 319.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:40:11,041 INFO L168 Benchmark]: CDTParser took 0.44 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. [2019-11-27 09:40:11,042 INFO L168 Benchmark]: CACSL2BoogieTranslator took 9088.46 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 766.1 MB in the end (delta: 172.6 MB). Peak memory consumption was 259.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:40:11,044 INFO L168 Benchmark]: Boogie Procedure Inliner took 825.01 ms. Allocated memory is still 1.0 GB. Free memory was 766.1 MB in the beginning and 693.8 MB in the end (delta: 72.4 MB). Peak memory consumption was 72.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:40:11,048 INFO L168 Benchmark]: Boogie Preprocessor took 1582.14 ms. Allocated memory is still 1.0 GB. Free memory was 693.8 MB in the beginning and 867.8 MB in the end (delta: -174.0 MB). Peak memory consumption was 74.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:40:11,058 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.44 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 9088.46 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 766.1 MB in the end (delta: 172.6 MB). Peak memory consumption was 259.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 825.01 ms. Allocated memory is still 1.0 GB. Free memory was 766.1 MB in the beginning and 693.8 MB in the end (delta: 72.4 MB). Peak memory consumption was 72.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1582.14 ms. Allocated memory is still 1.0 GB. Free memory was 693.8 MB in the beginning and 867.8 MB in the end (delta: -174.0 MB). Peak memory consumption was 74.8 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...