./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem12_label43.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem12_label43.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 070b986a2b2b248cef67dcb314503ce0d3c825f4 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_label43.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 070b986a2b2b248cef67dcb314503ce0d3c825f4 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:33:56,722 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:33:56,729 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:33:56,762 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:33:56,764 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:33:56,766 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:33:56,769 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:33:56,796 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:33:56,807 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:33:56,810 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:33:56,813 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:33:56,819 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:33:56,820 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:33:56,827 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:33:56,830 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:33:56,838 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:33:56,842 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:33:56,845 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:33:56,851 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:33:56,862 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:33:56,869 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:33:56,876 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:33:56,880 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:33:56,887 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:33:56,897 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:33:56,897 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:33:56,898 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:33:56,903 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:33:56,904 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:33:56,905 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:33:56,908 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:33:56,909 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:33:56,912 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:33:56,915 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:33:56,919 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:33:56,923 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:33:56,925 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:33:56,925 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:33:56,925 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:33:56,930 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:33:56,934 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:33:56,935 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:33:56,981 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:33:56,983 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:33:56,992 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:33:56,992 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:33:56,993 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:33:56,993 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:33:56,993 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:33:56,995 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:33:56,995 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:33:56,996 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:33:56,999 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:33:57,000 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:33:57,000 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:33:57,001 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:33:57,001 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:33:57,001 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:33:57,003 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:33:57,004 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:33:57,006 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:33:57,006 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:33:57,006 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:33:57,007 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:33:57,007 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:33:57,011 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:33:57,011 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:33:57,012 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:33:57,012 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:33:57,013 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:33:57,013 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 -> 070b986a2b2b248cef67dcb314503ce0d3c825f4 [2019-11-27 09:33:57,725 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:33:57,765 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:33:57,776 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:33:57,779 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:33:57,783 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:33:57,784 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label43.c [2019-11-27 09:33:57,955 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1bd4d9af9/5c87f1bb0425446cab5de9084c5f94d0/FLAGb64f94c30 [2019-11-27 09:33:59,666 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:33:59,669 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label43.c [2019-11-27 09:33:59,732 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1bd4d9af9/5c87f1bb0425446cab5de9084c5f94d0/FLAGb64f94c30 [2019-11-27 09:33:59,771 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1bd4d9af9/5c87f1bb0425446cab5de9084c5f94d0 [2019-11-27 09:33:59,778 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:33:59,783 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:33:59,788 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:33:59,788 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:33:59,794 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:33:59,799 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:33:59" (1/1) ... [2019-11-27 09:33:59,807 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22abccbe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:59, skipping insertion in model container [2019-11-27 09:33:59,808 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:33:59" (1/1) ... [2019-11-27 09:33:59,826 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:34:00,123 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:34:02,896 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:34:02,909 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:34:04,227 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:34:04,298 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:34:04,299 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:04 WrapperNode [2019-11-27 09:34:04,300 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:34:04,302 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:34:04,304 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:34:04,304 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:34:04,329 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:04" (1/1) ... [2019-11-27 09:34:04,453 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:04" (1/1) ... [2019-11-27 09:34:05,165 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:34:05,171 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:34:05,171 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:34:05,171 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:34:05,195 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:04" (1/1) ... [2019-11-27 09:34:05,198 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:04" (1/1) ... [2019-11-27 09:34:05,297 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:04" (1/1) ... [2019-11-27 09:34:05,298 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:04" (1/1) ... [2019-11-27 09:34:05,595 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:04" (1/1) ... [2019-11-27 09:34:05,658 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:04" (1/1) ... [2019-11-27 09:34:05,756 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:04" (1/1) ... [2019-11-27 09:34:06,444 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:34:06,457 INFO L168 Benchmark]: Toolchain (without parser) took 6667.77 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 913.2 MB in the end (delta: 42.8 MB). Peak memory consumption was 322.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:34:06,458 INFO L168 Benchmark]: CDTParser took 0.33 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:34:06,462 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4513.26 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 820.8 MB in the end (delta: 135.2 MB). Peak memory consumption was 135.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:34:06,464 INFO L168 Benchmark]: Boogie Procedure Inliner took 868.74 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. [2019-11-27 09:34:06,468 INFO L168 Benchmark]: Boogie Preprocessor took 1276.77 ms. Allocated memory is still 1.0 GB. Free memory was 752.0 MB in the beginning and 913.2 MB in the end (delta: -161.1 MB). Peak memory consumption was 118.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:34:06,481 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 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 4513.26 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 820.8 MB in the end (delta: 135.2 MB). Peak memory consumption was 135.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 868.74 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 1276.77 ms. Allocated memory is still 1.0 GB. Free memory was 752.0 MB in the beginning and 913.2 MB in the end (delta: -161.1 MB). Peak memory consumption was 118.3 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 09:34:10,644 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:34:10,651 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:34:10,672 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:34:10,674 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:34:10,688 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:34:10,690 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:34:10,708 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:34:10,710 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:34:10,716 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:34:10,718 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:34:10,724 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:34:10,725 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:34:10,732 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:34:10,736 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:34:10,738 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:34:10,742 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:34:10,747 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:34:10,751 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:34:10,760 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:34:10,768 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:34:10,775 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:34:10,777 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:34:10,783 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:34:10,789 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:34:10,790 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:34:10,790 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:34:10,792 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:34:10,794 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:34:10,795 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:34:10,799 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:34:10,800 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:34:10,801 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:34:10,806 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:34:10,808 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:34:10,808 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:34:10,810 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:34:10,812 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:34:10,812 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:34:10,813 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:34:10,819 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:34:10,820 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:34:10,859 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:34:10,861 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:34:10,869 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:34:10,870 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:34:10,870 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:34:10,870 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:34:10,871 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:34:10,872 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:34:10,872 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:34:10,874 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:34:10,875 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:34:10,876 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:34:10,876 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:34:10,879 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:34:10,880 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:34:10,880 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:34:10,880 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:34:10,881 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:34:10,881 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:34:10,881 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:34:10,882 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:34:10,882 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:34:10,884 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:34:10,884 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:34:10,885 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:34:10,885 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:34:10,887 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:34:10,887 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:34:10,888 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:34:10,888 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:34:10,890 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 -> 070b986a2b2b248cef67dcb314503ce0d3c825f4 [2019-11-27 09:34:11,532 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:34:11,565 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:34:11,571 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:34:11,576 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:34:11,578 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:34:11,580 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label43.c [2019-11-27 09:34:11,741 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/11ff853ba/b3aaa25720de4dedb6996cd6f5b93f84/FLAGee9fbe83b [2019-11-27 09:34:13,590 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:34:13,596 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label43.c [2019-11-27 09:34:13,658 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/11ff853ba/b3aaa25720de4dedb6996cd6f5b93f84/FLAGee9fbe83b [2019-11-27 09:34:13,697 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/11ff853ba/b3aaa25720de4dedb6996cd6f5b93f84 [2019-11-27 09:34:13,707 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:34:13,710 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:34:13,716 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:34:13,717 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:34:13,724 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:34:13,725 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:34:13" (1/1) ... [2019-11-27 09:34:13,734 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 27.11 09:34:13, skipping insertion in model container [2019-11-27 09:34:13,735 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:34:13" (1/1) ... [2019-11-27 09:34:13,756 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:34:14,056 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:34:17,364 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:34:17,383 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:34:18,978 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:34:19,053 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:34:19,057 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:19 WrapperNode [2019-11-27 09:34:19,057 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:34:19,058 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:34:19,058 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:34:19,059 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:34:19,081 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:19" (1/1) ... [2019-11-27 09:34:19,212 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:19" (1/1) ... [2019-11-27 09:34:19,569 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:34:19,570 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:34:19,570 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:34:19,570 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:34:19,595 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:19" (1/1) ... [2019-11-27 09:34:19,595 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:19" (1/1) ... [2019-11-27 09:34:19,652 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:19" (1/1) ... [2019-11-27 09:34:19,653 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:19" (1/1) ... [2019-11-27 09:34:19,901 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:19" (1/1) ... [2019-11-27 09:34:20,315 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:19" (1/1) ... [2019-11-27 09:34:20,395 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:19" (1/1) ... [2019-11-27 09:34:20,482 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:34:20,493 INFO L168 Benchmark]: Toolchain (without parser) took 6777.16 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 945.3 MB in the end (delta: 4.9 MB). Peak memory consumption was 285.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:34:20,494 INFO L168 Benchmark]: CDTParser took 2.11 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:34:20,498 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5341.26 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 769.3 MB in the end (delta: 181.0 MB). Peak memory consumption was 181.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:34:20,500 INFO L168 Benchmark]: Boogie Procedure Inliner took 511.29 ms. Allocated memory is still 1.0 GB. Free memory was 769.3 MB in the beginning and 740.6 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:34:20,504 INFO L168 Benchmark]: Boogie Preprocessor took 915.05 ms. Allocated memory is still 1.0 GB. Free memory was 740.6 MB in the beginning and 945.3 MB in the end (delta: -204.7 MB). Peak memory consumption was 76.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:34:20,515 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.11 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 5341.26 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 769.3 MB in the end (delta: 181.0 MB). Peak memory consumption was 181.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 511.29 ms. Allocated memory is still 1.0 GB. Free memory was 769.3 MB in the beginning and 740.6 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 915.05 ms. Allocated memory is still 1.0 GB. Free memory was 740.6 MB in the beginning and 945.3 MB in the end (delta: -204.7 MB). Peak memory consumption was 76.1 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...