./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem12_label41.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem12_label41.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 8dd4d8b8dd8ffeb0ef34cde48f2a48c446284362 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem12_label41.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 8dd4d8b8dd8ffeb0ef34cde48f2a48c446284362 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:46:43,766 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:46:43,769 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:46:43,806 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:46:43,808 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:46:43,814 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:46:43,817 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:46:43,826 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:46:43,845 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:46:43,847 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:46:43,850 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:46:43,854 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:46:43,856 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:46:43,861 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:46:43,864 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:46:43,869 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:46:43,871 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:46:43,878 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:46:43,883 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:46:43,892 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:46:43,899 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:46:43,906 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:46:43,908 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:46:43,913 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:46:43,920 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:46:43,923 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:46:43,923 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:46:43,926 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:46:43,926 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:46:43,929 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:46:43,931 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:46:43,932 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:46:43,934 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:46:43,938 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:46:43,941 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:46:43,943 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:46:43,947 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:46:43,947 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:46:43,948 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:46:43,952 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:46:43,957 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:46:43,958 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:46:43,998 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:46:43,999 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:46:44,005 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:46:44,005 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:46:44,005 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:46:44,006 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:46:44,006 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:46:44,006 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:46:44,009 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:46:44,009 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:46:44,011 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:46:44,011 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:46:44,011 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:46:44,012 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:46:44,012 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:46:44,014 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:46:44,014 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:46:44,014 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:46:44,015 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:46:44,017 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:46:44,017 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:46:44,017 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:46:44,018 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:46:44,018 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:46:44,018 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:46:44,020 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:46:44,020 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:46:44,020 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:46:44,020 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 -> 8dd4d8b8dd8ffeb0ef34cde48f2a48c446284362 [2019-11-26 16:46:44,565 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:46:44,597 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:46:44,604 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:46:44,607 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:46:44,611 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:46:44,613 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label41.c [2019-11-26 16:46:44,780 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cd0fd563a/0d866197f5a845b3be2726d464d74346/FLAG61aa177e2 [2019-11-26 16:46:46,432 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:46:46,434 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label41.c [2019-11-26 16:46:46,513 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cd0fd563a/0d866197f5a845b3be2726d464d74346/FLAG61aa177e2 [2019-11-26 16:46:46,551 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cd0fd563a/0d866197f5a845b3be2726d464d74346 [2019-11-26 16:46:46,559 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:46:46,565 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:46:46,567 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:46:46,567 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:46:46,574 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:46:46,577 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:46:46" (1/1) ... [2019-11-26 16:46:46,587 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cad85d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:46, skipping insertion in model container [2019-11-26 16:46:46,587 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:46:46" (1/1) ... [2019-11-26 16:46:46,606 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:46:46,890 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:46:49,787 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:46:49,800 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:46:51,332 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:46:51,397 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:46:51,400 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:51 WrapperNode [2019-11-26 16:46:51,401 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:46:51,403 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:46:51,405 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:46:51,405 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:46:51,432 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:51" (1/1) ... [2019-11-26 16:46:51,575 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:51" (1/1) ... [2019-11-26 16:46:52,271 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:46:52,273 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:46:52,274 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:46:52,277 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:46:52,294 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:51" (1/1) ... [2019-11-26 16:46:52,300 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:51" (1/1) ... [2019-11-26 16:46:52,406 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:51" (1/1) ... [2019-11-26 16:46:52,407 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:51" (1/1) ... [2019-11-26 16:46:52,748 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:51" (1/1) ... [2019-11-26 16:46:52,818 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:51" (1/1) ... [2019-11-26 16:46:52,997 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:51" (1/1) ... [2019-11-26 16:46:53,858 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:46:53,868 INFO L168 Benchmark]: Toolchain (without parser) took 7299.54 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 912.1 MB in the end (delta: 38.1 MB). Peak memory consumption was 316.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:53,869 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. [2019-11-26 16:46:53,873 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4835.55 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 820.8 MB in the end (delta: 129.5 MB). Peak memory consumption was 129.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:53,875 INFO L168 Benchmark]: Boogie Procedure Inliner took 870.07 ms. Allocated memory is still 1.0 GB. Free memory was 820.8 MB in the beginning and 752.0 MB in the end (delta: 68.8 MB). Peak memory consumption was 68.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:53,878 INFO L168 Benchmark]: Boogie Preprocessor took 1585.35 ms. Allocated memory is still 1.0 GB. Free memory was 752.0 MB in the beginning and 912.1 MB in the end (delta: -160.1 MB). Peak memory consumption was 117.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:53,890 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 4835.55 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 820.8 MB in the end (delta: 129.5 MB). Peak memory consumption was 129.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 870.07 ms. Allocated memory is still 1.0 GB. Free memory was 820.8 MB in the beginning and 752.0 MB in the end (delta: 68.8 MB). Peak memory consumption was 68.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1585.35 ms. Allocated memory is still 1.0 GB. Free memory was 752.0 MB in the beginning and 912.1 MB in the end (delta: -160.1 MB). Peak memory consumption was 117.9 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:46:57,832 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:46:57,837 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:46:57,866 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:46:57,868 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:46:57,871 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:46:57,873 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:46:57,901 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:46:57,904 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:46:57,912 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:46:57,914 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:46:57,921 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:46:57,922 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:46:57,927 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:46:57,931 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:46:57,937 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:46:57,939 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:46:57,944 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:46:57,950 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:46:57,959 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:46:57,967 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:46:57,975 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:46:57,977 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:46:57,981 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:46:57,989 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:46:57,992 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:46:57,992 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:46:57,994 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:46:57,995 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:46:58,000 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:46:58,000 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:46:58,001 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:46:58,002 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:46:58,005 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:46:58,008 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:46:58,010 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:46:58,013 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:46:58,014 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:46:58,014 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:46:58,015 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:46:58,018 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:46:58,022 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:46:58,065 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:46:58,067 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:46:58,071 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:46:58,075 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:46:58,075 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:46:58,076 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:46:58,076 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:46:58,076 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:46:58,077 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:46:58,077 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:46:58,078 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:46:58,078 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:46:58,079 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:46:58,079 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:46:58,080 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:46:58,083 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:46:58,083 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:46:58,084 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:46:58,084 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:46:58,084 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:46:58,084 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:46:58,085 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:46:58,085 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:46:58,085 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:46:58,086 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:46:58,088 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:46:58,088 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:46:58,088 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:46:58,089 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:46:58,089 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:46:58,091 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 -> 8dd4d8b8dd8ffeb0ef34cde48f2a48c446284362 [2019-11-26 16:46:58,676 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:46:58,706 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:46:58,714 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:46:58,719 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:46:58,719 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:46:58,722 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label41.c [2019-11-26 16:46:58,869 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1be5f6d14/0377ff58cba94b1eacde49c08bdaacf0/FLAG4b6129d7a [2019-11-26 16:47:00,652 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:47:00,653 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label41.c [2019-11-26 16:47:00,739 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1be5f6d14/0377ff58cba94b1eacde49c08bdaacf0/FLAG4b6129d7a [2019-11-26 16:47:00,781 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1be5f6d14/0377ff58cba94b1eacde49c08bdaacf0 [2019-11-26 16:47:00,788 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:47:00,794 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:47:00,798 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:47:00,799 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:47:00,808 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:47:00,809 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:47:00" (1/1) ... [2019-11-26 16:47:00,818 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@210c1c05 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:00, skipping insertion in model container [2019-11-26 16:47:00,819 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:47:00" (1/1) ... [2019-11-26 16:47:00,837 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:47:01,110 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:47:04,315 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:47:04,333 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:47:05,959 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:47:06,029 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:47:06,031 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:06 WrapperNode [2019-11-26 16:47:06,031 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:47:06,032 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:47:06,032 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:47:06,034 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:47:06,054 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:06" (1/1) ... [2019-11-26 16:47:06,183 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:06" (1/1) ... [2019-11-26 16:47:06,523 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:47:06,526 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:47:06,526 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:47:06,527 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:47:06,550 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:06" (1/1) ... [2019-11-26 16:47:06,550 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:06" (1/1) ... [2019-11-26 16:47:06,614 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:06" (1/1) ... [2019-11-26 16:47:06,617 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:06" (1/1) ... [2019-11-26 16:47:06,899 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:06" (1/1) ... [2019-11-26 16:47:07,293 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:06" (1/1) ... [2019-11-26 16:47:07,370 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:06" (1/1) ... [2019-11-26 16:47:07,469 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:47:07,479 INFO L168 Benchmark]: Toolchain (without parser) took 6681.94 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 934.3 MB in the end (delta: 21.7 MB). Peak memory consumption was 289.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:07,481 INFO L168 Benchmark]: CDTParser took 1.49 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. [2019-11-26 16:47:07,486 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5233.19 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 775.0 MB in the end (delta: 180.9 MB). Peak memory consumption was 181.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:07,487 INFO L168 Benchmark]: Boogie Procedure Inliner took 493.73 ms. Allocated memory is still 1.0 GB. Free memory was 775.0 MB in the beginning and 740.7 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:07,490 INFO L168 Benchmark]: Boogie Preprocessor took 946.63 ms. Allocated memory is still 1.0 GB. Free memory was 740.7 MB in the beginning and 934.3 MB in the end (delta: -193.6 MB). Peak memory consumption was 74.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:07,500 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.49 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 5233.19 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 775.0 MB in the end (delta: 180.9 MB). Peak memory consumption was 181.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 493.73 ms. Allocated memory is still 1.0 GB. Free memory was 775.0 MB in the beginning and 740.7 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 946.63 ms. Allocated memory is still 1.0 GB. Free memory was 740.7 MB in the beginning and 934.3 MB in the end (delta: -193.6 MB). Peak memory consumption was 74.6 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...