./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem01_label41.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/Problem01_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 936e1fac1e718929285e646469efe9b1619e10b2 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Problem01_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 936e1fac1e718929285e646469efe9b1619e10b2 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 09:20:50,956 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:20:50,959 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:20:50,978 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:20:50,979 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:20:50,991 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:20:50,993 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:20:51,004 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:20:51,012 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:20:51,015 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:20:51,016 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:20:51,021 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:20:51,021 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:20:51,025 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:20:51,027 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:20:51,029 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:20:51,032 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:20:51,033 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:20:51,035 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:20:51,041 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:20:51,042 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:20:51,049 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:20:51,054 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:20:51,056 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:20:51,060 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:20:51,061 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:20:51,062 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:20:51,066 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:20:51,066 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:20:51,068 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:20:51,068 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:20:51,070 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:20:51,071 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:20:51,072 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:20:51,076 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:20:51,076 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:20:51,076 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:20:51,081 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:20:51,081 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:20:51,082 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:20:51,084 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:20:51,085 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:20:51,112 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:20:51,114 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:20:51,119 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:20:51,120 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:20:51,120 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:20:51,120 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:20:51,121 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:20:51,121 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:20:51,121 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:20:51,121 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:20:51,122 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:20:51,122 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:20:51,123 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:20:51,123 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:20:51,123 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:20:51,123 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:20:51,126 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:20:51,126 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:20:51,126 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:20:51,127 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:20:51,127 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:20:51,127 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:20:51,127 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:20:51,128 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:20:51,128 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:20:51,128 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:20:51,128 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:20:51,131 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:20:51,131 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 -> 936e1fac1e718929285e646469efe9b1619e10b2 [2019-11-27 09:20:51,543 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:20:51,562 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:20:51,568 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:20:51,569 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:20:51,571 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:20:51,572 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label41.c [2019-11-27 09:20:51,668 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/37ed9e0e0/2617d08021194b50a1e6385f19b9e534/FLAGb0de91442 [2019-11-27 09:20:52,541 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:20:52,545 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label41.c [2019-11-27 09:20:52,566 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/37ed9e0e0/2617d08021194b50a1e6385f19b9e534/FLAGb0de91442 [2019-11-27 09:20:52,719 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/37ed9e0e0/2617d08021194b50a1e6385f19b9e534 [2019-11-27 09:20:52,725 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:20:52,728 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:20:52,733 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:20:52,733 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:20:52,738 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:20:52,740 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:20:52" (1/1) ... [2019-11-27 09:20:52,747 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2de9f55c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:52, skipping insertion in model container [2019-11-27 09:20:52,747 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:20:52" (1/1) ... [2019-11-27 09:20:52,760 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:20:52,840 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:20:53,556 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:20:53,572 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:20:53,752 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:20:53,782 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:20:53,784 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:53 WrapperNode [2019-11-27 09:20:53,784 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:20:53,785 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:20:53,787 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:20:53,787 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:20:53,802 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:53" (1/1) ... [2019-11-27 09:20:53,837 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:53" (1/1) ... [2019-11-27 09:20:53,946 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:20:53,948 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:20:53,948 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:20:53,948 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:20:53,966 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:53" (1/1) ... [2019-11-27 09:20:53,967 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:53" (1/1) ... [2019-11-27 09:20:53,978 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:53" (1/1) ... [2019-11-27 09:20:53,980 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:53" (1/1) ... [2019-11-27 09:20:54,022 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:53" (1/1) ... [2019-11-27 09:20:54,057 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:53" (1/1) ... [2019-11-27 09:20:54,070 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:53" (1/1) ... [2019-11-27 09:20:54,088 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:20:54,099 INFO L168 Benchmark]: Toolchain (without parser) took 1363.70 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 956.5 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:20:54,100 INFO L168 Benchmark]: CDTParser took 2.08 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 09:20:54,103 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1052.58 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 967.9 MB in the end (delta: -7.7 MB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:20:54,105 INFO L168 Benchmark]: Boogie Procedure Inliner took 161.92 ms. Allocated memory is still 1.0 GB. Free memory was 967.9 MB in the beginning and 962.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:20:54,107 INFO L168 Benchmark]: Boogie Preprocessor took 141.96 ms. Allocated memory is still 1.0 GB. Free memory was 962.2 MB in the beginning and 956.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:20:54,114 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.08 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 1052.58 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 967.9 MB in the end (delta: -7.7 MB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 161.92 ms. Allocated memory is still 1.0 GB. Free memory was 967.9 MB in the beginning and 962.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 141.96 ms. Allocated memory is still 1.0 GB. Free memory was 962.2 MB in the beginning and 956.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 09:20:56,922 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:20:56,924 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:20:56,947 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:20:56,950 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:20:56,959 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:20:56,960 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:20:56,974 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:20:56,979 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:20:56,980 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:20:56,983 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:20:56,985 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:20:56,989 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:20:56,992 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:20:56,994 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:20:56,996 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:20:56,999 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:20:57,002 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:20:57,006 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:20:57,010 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:20:57,012 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:20:57,020 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:20:57,022 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:20:57,026 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:20:57,032 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:20:57,032 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:20:57,033 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:20:57,038 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:20:57,038 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:20:57,040 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:20:57,040 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:20:57,041 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:20:57,042 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:20:57,045 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:20:57,049 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:20:57,049 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:20:57,050 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:20:57,052 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:20:57,052 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:20:57,053 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:20:57,056 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:20:57,057 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:20:57,085 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:20:57,087 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:20:57,091 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:20:57,091 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:20:57,091 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:20:57,092 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:20:57,095 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:20:57,095 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:20:57,095 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:20:57,096 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:20:57,097 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:20:57,097 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:20:57,097 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:20:57,098 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:20:57,098 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:20:57,098 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:20:57,098 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:20:57,098 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:20:57,099 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:20:57,099 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:20:57,101 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:20:57,101 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:20:57,101 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:20:57,101 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:20:57,102 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:20:57,102 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:20:57,102 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:20:57,102 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:20:57,103 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:20:57,104 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:20:57,104 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 -> 936e1fac1e718929285e646469efe9b1619e10b2 [2019-11-27 09:20:57,586 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:20:57,604 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:20:57,610 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:20:57,614 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:20:57,615 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:20:57,616 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label41.c [2019-11-27 09:20:57,728 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4415c62ac/fbc58e1cf0984ac2bc90c258c445871f/FLAG21a175a97 [2019-11-27 09:20:58,607 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:20:58,611 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label41.c [2019-11-27 09:20:58,629 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4415c62ac/fbc58e1cf0984ac2bc90c258c445871f/FLAG21a175a97 [2019-11-27 09:20:58,779 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4415c62ac/fbc58e1cf0984ac2bc90c258c445871f [2019-11-27 09:20:58,786 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:20:58,788 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:20:58,792 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:20:58,792 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:20:58,795 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:20:58,799 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:20:58" (1/1) ... [2019-11-27 09:20:58,805 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@58038550 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:58, skipping insertion in model container [2019-11-27 09:20:58,805 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:20:58" (1/1) ... [2019-11-27 09:20:58,821 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:20:58,905 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:20:59,655 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:20:59,675 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:20:59,870 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:20:59,896 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:20:59,896 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:59 WrapperNode [2019-11-27 09:20:59,897 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:20:59,898 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:20:59,898 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:20:59,899 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:20:59,907 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:59" (1/1) ... [2019-11-27 09:20:59,950 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:59" (1/1) ... [2019-11-27 09:21:00,048 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:21:00,050 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:21:00,050 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:21:00,050 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:21:00,064 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:59" (1/1) ... [2019-11-27 09:21:00,064 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:59" (1/1) ... [2019-11-27 09:21:00,078 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:59" (1/1) ... [2019-11-27 09:21:00,078 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:59" (1/1) ... [2019-11-27 09:21:00,121 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:59" (1/1) ... [2019-11-27 09:21:00,153 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:59" (1/1) ... [2019-11-27 09:21:00,164 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:59" (1/1) ... [2019-11-27 09:21:00,187 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:21:00,193 INFO L168 Benchmark]: Toolchain (without parser) took 1402.32 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 955.3 MB in the end (delta: 6.4 MB). Peak memory consumption was 6.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:21:00,195 INFO L168 Benchmark]: CDTParser took 0.23 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 09:21:00,196 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1105.26 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 966.8 MB in the end (delta: -5.1 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:21:00,199 INFO L168 Benchmark]: Boogie Procedure Inliner took 151.41 ms. Allocated memory is still 1.0 GB. Free memory was 966.8 MB in the beginning and 961.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:21:00,202 INFO L168 Benchmark]: Boogie Preprocessor took 137.98 ms. Allocated memory is still 1.0 GB. Free memory was 961.0 MB in the beginning and 955.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:21:00,210 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 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 1105.26 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 966.8 MB in the end (delta: -5.1 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 151.41 ms. Allocated memory is still 1.0 GB. Free memory was 966.8 MB in the beginning and 961.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 137.98 ms. Allocated memory is still 1.0 GB. Free memory was 961.0 MB in the beginning and 955.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...