./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem11_label29.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 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/Problem11_label29.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 52b3474bf1bded499861a2780b6381bd3e81b0d2 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem11_label29.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 52b3474bf1bded499861a2780b6381bd3e81b0d2 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 15:54:52,784 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:54:52,789 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:54:52,811 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:54:52,813 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:54:52,828 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:54:52,834 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:54:52,849 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:54:52,853 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:54:52,860 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:54:52,861 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:54:52,867 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:54:52,869 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:54:52,874 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:54:52,878 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:54:52,881 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:54:52,887 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:54:52,890 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:54:52,894 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:54:52,903 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:54:52,910 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:54:52,915 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:54:52,921 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:54:52,923 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:54:52,931 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:54:52,931 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:54:52,933 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:54:52,937 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:54:52,938 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:54:52,939 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:54:52,941 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:54:52,942 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:54:52,942 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:54:52,947 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:54:52,949 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:54:52,949 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:54:52,951 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:54:52,952 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:54:52,954 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:54:52,956 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:54:52,960 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:54:52,961 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:54:52,999 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:54:52,999 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:54:53,006 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:54:53,007 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:54:53,007 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:54:53,008 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:54:53,008 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:54:53,008 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:54:53,009 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:54:53,009 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:54:53,010 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:54:53,011 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:54:53,012 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:54:53,012 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:54:53,012 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:54:53,015 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:54:53,015 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:54:53,015 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:54:53,016 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:54:53,016 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:54:53,016 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:54:53,017 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:54:53,018 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:54:53,018 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:54:53,021 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:54:53,021 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:54:53,021 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:54:53,022 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:54:53,022 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 -> 52b3474bf1bded499861a2780b6381bd3e81b0d2 [2019-11-27 15:54:53,642 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:54:53,674 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:54:53,683 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:54:53,687 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:54:53,689 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:54:53,693 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem11_label29.c [2019-11-27 15:54:53,858 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0192c40ce/01d58245109f4dfc98c0af214de7ae2c/FLAG51ab23f70 [2019-11-27 15:54:55,263 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:54:55,264 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem11_label29.c [2019-11-27 15:54:55,315 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0192c40ce/01d58245109f4dfc98c0af214de7ae2c/FLAG51ab23f70 [2019-11-27 15:54:55,353 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0192c40ce/01d58245109f4dfc98c0af214de7ae2c [2019-11-27 15:54:55,362 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:54:55,368 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:54:55,373 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:54:55,374 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:54:55,383 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:54:55,384 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:54:55" (1/1) ... [2019-11-27 15:54:55,391 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f019929 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:55, skipping insertion in model container [2019-11-27 15:54:55,391 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:54:55" (1/1) ... [2019-11-27 15:54:55,411 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:54:55,540 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:54:56,994 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:54:57,009 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:54:57,410 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:54:57,450 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:54:57,452 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:57 WrapperNode [2019-11-27 15:54:57,453 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:54:57,456 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:54:57,456 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:54:57,456 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:54:57,478 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:57" (1/1) ... [2019-11-27 15:54:57,534 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:57" (1/1) ... [2019-11-27 15:54:57,734 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:54:57,737 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:54:57,738 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:54:57,738 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:54:57,759 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:57" (1/1) ... [2019-11-27 15:54:57,762 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:57" (1/1) ... [2019-11-27 15:54:57,785 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:57" (1/1) ... [2019-11-27 15:54:57,788 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:57" (1/1) ... [2019-11-27 15:54:57,881 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:57" (1/1) ... [2019-11-27 15:54:57,930 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:57" (1/1) ... [2019-11-27 15:54:57,985 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:57" (1/1) ... [2019-11-27 15:54:58,033 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:54:58,044 INFO L168 Benchmark]: Toolchain (without parser) took 2676.05 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 921.7 MB in the end (delta: 40.0 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-27 15:54:58,047 INFO L168 Benchmark]: CDTParser took 0.40 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 15:54:58,050 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2081.82 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 950.3 MB in the end (delta: 5.6 MB). Peak memory consumption was 21.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:54:58,053 INFO L168 Benchmark]: Boogie Procedure Inliner took 281.60 ms. Allocated memory is still 1.0 GB. Free memory was 950.3 MB in the beginning and 933.2 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:54:58,056 INFO L168 Benchmark]: Boogie Preprocessor took 299.27 ms. Allocated memory is still 1.0 GB. Free memory was 933.2 MB in the beginning and 921.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:54:58,067 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40 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 2081.82 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 950.3 MB in the end (delta: 5.6 MB). Peak memory consumption was 21.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 281.60 ms. Allocated memory is still 1.0 GB. Free memory was 950.3 MB in the beginning and 933.2 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 299.27 ms. Allocated memory is still 1.0 GB. Free memory was 933.2 MB in the beginning and 921.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 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 0.1.24-509859d [2019-11-27 15:55:01,774 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:55:01,777 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:55:01,808 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:55:01,809 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:55:01,820 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:55:01,823 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:55:01,840 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:55:01,843 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:55:01,849 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:55:01,854 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:55:01,857 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:55:01,858 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:55:01,864 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:55:01,865 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:55:01,870 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:55:01,875 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:55:01,878 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:55:01,883 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:55:01,890 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:55:01,899 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:55:01,907 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:55:01,909 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:55:01,914 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:55:01,922 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:55:01,922 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:55:01,923 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:55:01,925 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:55:01,926 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:55:01,927 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:55:01,931 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:55:01,932 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:55:01,933 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:55:01,934 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:55:01,939 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:55:01,940 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:55:01,941 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:55:01,941 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:55:01,944 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:55:01,945 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:55:01,948 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:55:01,950 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:55:01,989 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:55:01,991 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:55:01,995 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:55:01,998 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:55:01,998 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:55:01,999 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:55:01,999 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:55:01,999 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:55:02,000 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:55:02,000 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:55:02,002 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:55:02,002 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:55:02,004 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:55:02,004 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:55:02,005 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:55:02,005 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:55:02,007 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:55:02,007 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:55:02,007 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:55:02,008 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:55:02,008 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:55:02,010 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:55:02,010 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:55:02,010 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:55:02,011 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:55:02,011 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:55:02,013 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:55:02,013 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:55:02,013 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:55:02,014 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:55:02,015 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 -> 52b3474bf1bded499861a2780b6381bd3e81b0d2 [2019-11-27 15:55:02,583 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:55:02,615 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:55:02,622 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:55:02,627 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:55:02,631 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:55:02,633 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem11_label29.c [2019-11-27 15:55:02,801 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2ec49cfbf/1fa7d580b7044a96a1e39aa5497573cb/FLAGc5cca4fe1 [2019-11-27 15:55:04,102 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:55:04,103 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem11_label29.c [2019-11-27 15:55:04,134 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2ec49cfbf/1fa7d580b7044a96a1e39aa5497573cb/FLAGc5cca4fe1 [2019-11-27 15:55:04,168 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2ec49cfbf/1fa7d580b7044a96a1e39aa5497573cb [2019-11-27 15:55:04,179 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:55:04,181 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:55:04,188 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:55:04,189 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:55:04,196 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:55:04,197 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:55:04" (1/1) ... [2019-11-27 15:55:04,206 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63b80273 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:04, skipping insertion in model container [2019-11-27 15:55:04,207 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:55:04" (1/1) ... [2019-11-27 15:55:04,225 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:55:04,347 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:55:05,765 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:55:05,777 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:55:06,190 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:55:06,228 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:55:06,232 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:06 WrapperNode [2019-11-27 15:55:06,233 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:55:06,234 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:55:06,234 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:55:06,234 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:55:06,254 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:06" (1/1) ... [2019-11-27 15:55:06,312 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:06" (1/1) ... [2019-11-27 15:55:06,455 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:55:06,458 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:55:06,458 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:55:06,459 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:55:06,479 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:06" (1/1) ... [2019-11-27 15:55:06,481 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:06" (1/1) ... [2019-11-27 15:55:06,493 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:06" (1/1) ... [2019-11-27 15:55:06,495 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:06" (1/1) ... [2019-11-27 15:55:06,582 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:06" (1/1) ... [2019-11-27 15:55:06,616 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:06" (1/1) ... [2019-11-27 15:55:06,644 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:06" (1/1) ... [2019-11-27 15:55:06,664 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:55:06,675 INFO L168 Benchmark]: Toolchain (without parser) took 2490.51 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 920.5 MB in the end (delta: 45.5 MB). Peak memory consumption was 45.6 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:06,676 INFO L168 Benchmark]: CDTParser took 0.37 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 15:55:06,680 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2045.01 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 937.7 MB in the end (delta: 22.6 MB). Peak memory consumption was 22.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:06,682 INFO L168 Benchmark]: Boogie Procedure Inliner took 223.94 ms. Allocated memory is still 1.0 GB. Free memory was 937.7 MB in the beginning and 926.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:06,686 INFO L168 Benchmark]: Boogie Preprocessor took 210.70 ms. Allocated memory is still 1.0 GB. Free memory was 926.2 MB in the beginning and 920.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:06,697 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37 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 2045.01 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 937.7 MB in the end (delta: 22.6 MB). Peak memory consumption was 22.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 223.94 ms. Allocated memory is still 1.0 GB. Free memory was 937.7 MB in the beginning and 926.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 210.70 ms. Allocated memory is still 1.0 GB. Free memory was 926.2 MB in the beginning and 920.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...