./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem13_label40.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/Problem13_label40.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 4d1222a9f6011597e0173ac069e4fa6c9d465d2d ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Problem13_label40.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 4d1222a9f6011597e0173ac069e4fa6c9d465d2d ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 16:47:41,709 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:47:41,715 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:47:41,748 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:47:41,751 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:47:41,753 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:47:41,757 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:47:41,771 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:47:41,779 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:47:41,785 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:47:41,786 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:47:41,791 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:47:41,794 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:47:41,796 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:47:41,800 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:47:41,801 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:47:41,805 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:47:41,807 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:47:41,814 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:47:41,818 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:47:41,826 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:47:41,831 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:47:41,834 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:47:41,836 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:47:41,845 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:47:41,848 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:47:41,848 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:47:41,850 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:47:41,851 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:47:41,853 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:47:41,854 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:47:41,858 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:47:41,859 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:47:41,860 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:47:41,863 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:47:41,864 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:47:41,866 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:47:41,866 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:47:41,867 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:47:41,870 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:47:41,873 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:47:41,874 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:47:41,930 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:47:41,933 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:47:41,934 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:47:41,939 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:47:41,942 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:47:41,942 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:47:41,942 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:47:41,943 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:47:41,943 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:47:41,943 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:47:41,944 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:47:41,944 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:47:41,944 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:47:41,944 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:47:41,947 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:47:41,948 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:47:41,948 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:47:41,948 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:47:41,949 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:47:41,949 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:47:41,949 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:47:41,950 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:47:41,952 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:47:41,953 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:47:41,953 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:47:41,953 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:47:41,953 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:47:41,954 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:47:41,957 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 -> 4d1222a9f6011597e0173ac069e4fa6c9d465d2d [2019-11-26 16:47:42,569 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:47:42,599 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:47:42,607 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:47:42,611 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:47:42,615 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:47:42,617 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem13_label40.c [2019-11-26 16:47:42,787 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/47863306f/31f2cb41351e47d38736f1978d8f3d0a/FLAG8afa554d8 [2019-11-26 16:47:44,584 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:47:44,587 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem13_label40.c [2019-11-26 16:47:44,673 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/47863306f/31f2cb41351e47d38736f1978d8f3d0a/FLAG8afa554d8 [2019-11-26 16:47:44,716 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/47863306f/31f2cb41351e47d38736f1978d8f3d0a [2019-11-26 16:47:44,724 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:47:44,730 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:47:44,735 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:47:44,736 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:47:44,749 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:47:44,751 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:47:44" (1/1) ... [2019-11-26 16:47:44,759 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c32a73e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:44, skipping insertion in model container [2019-11-26 16:47:44,760 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:47:44" (1/1) ... [2019-11-26 16:47:44,781 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:47:45,158 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:47:48,564 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:47:48,577 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:47:50,394 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:47:50,483 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:47:50,484 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:50 WrapperNode [2019-11-26 16:47:50,484 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:47:50,485 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:47:50,487 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:47:50,487 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:47:50,510 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:50" (1/1) ... [2019-11-26 16:47:50,639 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:50" (1/1) ... [2019-11-26 16:47:51,969 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:47:51,973 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:47:51,974 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:47:51,974 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:47:51,997 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:50" (1/1) ... [2019-11-26 16:47:51,999 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:50" (1/1) ... [2019-11-26 16:47:52,157 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:50" (1/1) ... [2019-11-26 16:47:52,161 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:50" (1/1) ... [2019-11-26 16:47:52,616 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:50" (1/1) ... [2019-11-26 16:47:52,684 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:50" (1/1) ... [2019-11-26 16:47:52,862 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:50" (1/1) ... [2019-11-26 16:47:53,039 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:47:53,050 INFO L168 Benchmark]: Toolchain (without parser) took 8317.18 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 803.8 MB in the end (delta: 140.7 MB). Peak memory consumption was 140.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:53,052 INFO L168 Benchmark]: CDTParser took 0.45 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 16:47:53,055 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5749.54 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 773.8 MB in the end (delta: 170.7 MB). Peak memory consumption was 170.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:53,058 INFO L168 Benchmark]: Boogie Procedure Inliner took 1487.29 ms. Allocated memory is still 1.0 GB. Free memory was 773.8 MB in the beginning and 870.7 MB in the end (delta: -96.9 MB). Peak memory consumption was 128.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:53,062 INFO L168 Benchmark]: Boogie Preprocessor took 1071.26 ms. Allocated memory is still 1.0 GB. Free memory was 870.7 MB in the beginning and 803.8 MB in the end (delta: 66.9 MB). Peak memory consumption was 66.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:53,074 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.45 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 5749.54 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 773.8 MB in the end (delta: 170.7 MB). Peak memory consumption was 170.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1487.29 ms. Allocated memory is still 1.0 GB. Free memory was 773.8 MB in the beginning and 870.7 MB in the end (delta: -96.9 MB). Peak memory consumption was 128.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1071.26 ms. Allocated memory is still 1.0 GB. Free memory was 870.7 MB in the beginning and 803.8 MB in the end (delta: 66.9 MB). Peak memory consumption was 66.9 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 16:47:57,084 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:47:57,091 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:47:57,126 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:47:57,129 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:47:57,132 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:47:57,136 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:47:57,154 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:47:57,157 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:47:57,163 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:47:57,165 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:47:57,169 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:47:57,172 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:47:57,176 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:47:57,180 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:47:57,187 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:47:57,188 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:47:57,192 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:47:57,198 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:47:57,205 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:47:57,213 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:47:57,221 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:47:57,224 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:47:57,229 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:47:57,237 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:47:57,238 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:47:57,240 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:47:57,242 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:47:57,245 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:47:57,247 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:47:57,248 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:47:57,251 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:47:57,252 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:47:57,258 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:47:57,260 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:47:57,262 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:47:57,266 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:47:57,267 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:47:57,267 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:47:57,271 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:47:57,273 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:47:57,274 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:47:57,317 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:47:57,320 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:47:57,324 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:47:57,325 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:47:57,325 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:47:57,328 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:47:57,328 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:47:57,328 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:47:57,329 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:47:57,329 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:47:57,330 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:47:57,331 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:47:57,331 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:47:57,331 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:47:57,332 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:47:57,332 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:47:57,333 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:47:57,333 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:47:57,335 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:47:57,335 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:47:57,335 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:47:57,336 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:47:57,336 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:47:57,336 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:47:57,338 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:47:57,338 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:47:57,338 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:47:57,339 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:47:57,339 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:47:57,341 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:47:57,342 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 -> 4d1222a9f6011597e0173ac069e4fa6c9d465d2d [2019-11-26 16:47:57,878 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:47:57,915 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:47:57,922 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:47:57,933 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:47:57,934 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:47:57,936 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem13_label40.c [2019-11-26 16:47:58,110 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c037b5392/79bd7d2980114e70be87919548644105/FLAG2fe6c4d68 [2019-11-26 16:47:59,876 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:47:59,879 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem13_label40.c [2019-11-26 16:47:59,965 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c037b5392/79bd7d2980114e70be87919548644105/FLAG2fe6c4d68 [2019-11-26 16:48:00,004 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c037b5392/79bd7d2980114e70be87919548644105 [2019-11-26 16:48:00,014 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:48:00,018 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:48:00,022 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:48:00,024 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:48:00,034 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:48:00,036 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:48:00" (1/1) ... [2019-11-26 16:48:00,043 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:00, skipping insertion in model container [2019-11-26 16:48:00,044 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:48:00" (1/1) ... [2019-11-26 16:48:00,064 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:48:00,408 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:48:04,004 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:48:04,023 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:48:05,698 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:48:05,775 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:48:05,777 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:05 WrapperNode [2019-11-26 16:48:05,778 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:48:05,779 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:48:05,782 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:48:05,782 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:48:05,804 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:05" (1/1) ... [2019-11-26 16:48:05,951 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:05" (1/1) ... [2019-11-26 16:48:06,657 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:48:06,660 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:48:06,660 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:48:06,661 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:48:06,684 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:05" (1/1) ... [2019-11-26 16:48:06,684 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:05" (1/1) ... [2019-11-26 16:48:06,759 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:05" (1/1) ... [2019-11-26 16:48:06,764 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:05" (1/1) ... [2019-11-26 16:48:07,079 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:05" (1/1) ... [2019-11-26 16:48:07,167 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:05" (1/1) ... [2019-11-26 16:48:07,225 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:05" (1/1) ... [2019-11-26 16:48:07,290 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:48:07,298 INFO L168 Benchmark]: Toolchain (without parser) took 7274.39 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 883.3 MB in the end (delta: 61.2 MB). Peak memory consumption was 61.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:07,299 INFO L168 Benchmark]: CDTParser took 0.54 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 16:48:07,302 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5756.09 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 722.3 MB in the end (delta: 222.2 MB). Peak memory consumption was 222.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:07,305 INFO L168 Benchmark]: Boogie Procedure Inliner took 880.75 ms. Allocated memory is still 1.0 GB. Free memory was 722.3 MB in the beginning and 917.4 MB in the end (delta: -195.1 MB). Peak memory consumption was 44.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:07,310 INFO L168 Benchmark]: Boogie Preprocessor took 629.92 ms. Allocated memory is still 1.0 GB. Free memory was 917.4 MB in the beginning and 883.3 MB in the end (delta: 34.1 MB). Peak memory consumption was 34.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:07,318 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.54 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 5756.09 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 722.3 MB in the end (delta: 222.2 MB). Peak memory consumption was 222.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 880.75 ms. Allocated memory is still 1.0 GB. Free memory was 722.3 MB in the beginning and 917.4 MB in the end (delta: -195.1 MB). Peak memory consumption was 44.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 629.92 ms. Allocated memory is still 1.0 GB. Free memory was 917.4 MB in the beginning and 883.3 MB in the end (delta: 34.1 MB). Peak memory consumption was 34.1 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...