./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem13_label42.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/Problem13_label42.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 ab5180488af8cfffb9e6e947aef93ceb35da0bb3 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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_label42.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 ab5180488af8cfffb9e6e947aef93ceb35da0bb3 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 09:34:54,012 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:34:54,017 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:34:54,051 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:34:54,052 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:34:54,058 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:34:54,061 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:34:54,077 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:34:54,080 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:34:54,087 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:34:54,089 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:34:54,093 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:34:54,095 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:34:54,103 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:34:54,105 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:34:54,111 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:34:54,112 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:34:54,117 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:34:54,120 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:34:54,129 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:34:54,137 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:34:54,144 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:34:54,147 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:34:54,149 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:34:54,158 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:34:54,158 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:34:54,159 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:34:54,164 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:34:54,165 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:34:54,166 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:34:54,166 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:34:54,168 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:34:54,170 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:34:54,174 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:34:54,178 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:34:54,179 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:34:54,180 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:34:54,181 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:34:54,181 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:34:54,182 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:34:54,187 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:34:54,189 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:34:54,226 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:34:54,228 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:34:54,232 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:34:54,234 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:34:54,234 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:34:54,235 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:34:54,235 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:34:54,237 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:34:54,237 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:34:54,237 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:34:54,239 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:34:54,239 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:34:54,239 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:34:54,242 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:34:54,243 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:34:54,243 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:34:54,243 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:34:54,243 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:34:54,244 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:34:54,244 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:34:54,244 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:34:54,247 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:34:54,247 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:34:54,248 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:34:54,248 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:34:54,248 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:34:54,248 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:34:54,249 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:34:54,249 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 -> ab5180488af8cfffb9e6e947aef93ceb35da0bb3 [2019-11-27 09:34:54,795 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:34:54,825 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:34:54,829 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:34:54,837 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:34:54,838 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:34:54,839 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem13_label42.c [2019-11-27 09:34:54,997 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a69629784/2ef712a22c2342459d2bc677bd7542e9/FLAG4fd0783b6 [2019-11-27 09:34:56,754 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:34:56,757 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem13_label42.c [2019-11-27 09:34:56,846 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a69629784/2ef712a22c2342459d2bc677bd7542e9/FLAG4fd0783b6 [2019-11-27 09:34:56,886 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a69629784/2ef712a22c2342459d2bc677bd7542e9 [2019-11-27 09:34:56,896 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:34:56,901 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:34:56,906 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:34:56,906 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:34:56,913 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:34:56,917 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:34:56" (1/1) ... [2019-11-27 09:34:56,929 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 09:34:56, skipping insertion in model container [2019-11-27 09:34:56,930 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:34:56" (1/1) ... [2019-11-27 09:34:56,950 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:34:57,344 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:35:00,755 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:35:00,769 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:35:02,869 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:35:02,947 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:35:02,951 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:02 WrapperNode [2019-11-27 09:35:02,952 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:35:02,956 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:35:02,956 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:35:02,957 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:35:02,978 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:02" (1/1) ... [2019-11-27 09:35:03,116 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:02" (1/1) ... [2019-11-27 09:35:04,388 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:35:04,391 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:35:04,393 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:35:04,393 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:35:04,414 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:02" (1/1) ... [2019-11-27 09:35:04,417 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:02" (1/1) ... [2019-11-27 09:35:04,575 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:02" (1/1) ... [2019-11-27 09:35:04,576 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:02" (1/1) ... [2019-11-27 09:35:05,123 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:02" (1/1) ... [2019-11-27 09:35:05,228 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:02" (1/1) ... [2019-11-27 09:35:05,414 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:02" (1/1) ... [2019-11-27 09:35:05,605 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:35:05,615 INFO L168 Benchmark]: Toolchain (without parser) took 8707.75 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 807.2 MB in the end (delta: 137.3 MB). Peak memory consumption was 137.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:35:05,616 INFO L168 Benchmark]: CDTParser took 1.87 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 09:35:05,621 INFO L168 Benchmark]: CACSL2BoogieTranslator took 6047.22 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 170.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:35:05,623 INFO L168 Benchmark]: Boogie Procedure Inliner took 1434.33 ms. Allocated memory is still 1.0 GB. Free memory was 773.8 MB in the beginning and 875.1 MB in the end (delta: -101.3 MB). Peak memory consumption was 128.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:35:05,629 INFO L168 Benchmark]: Boogie Preprocessor took 1214.59 ms. Allocated memory is still 1.0 GB. Free memory was 875.1 MB in the beginning and 807.2 MB in the end (delta: 67.9 MB). Peak memory consumption was 67.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:35:05,641 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.87 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 6047.22 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 170.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1434.33 ms. Allocated memory is still 1.0 GB. Free memory was 773.8 MB in the beginning and 875.1 MB in the end (delta: -101.3 MB). Peak memory consumption was 128.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1214.59 ms. Allocated memory is still 1.0 GB. Free memory was 875.1 MB in the beginning and 807.2 MB in the end (delta: 67.9 MB). Peak memory consumption was 67.9 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-da95e15 [2019-11-27 09:35:09,782 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:35:09,785 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:35:09,809 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:35:09,811 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:35:09,814 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:35:09,830 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:35:09,846 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:35:09,853 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:35:09,858 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:35:09,860 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:35:09,865 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:35:09,868 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:35:09,872 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:35:09,876 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:35:09,881 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:35:09,885 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:35:09,888 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:35:09,895 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:35:09,905 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:35:09,915 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:35:09,922 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:35:09,923 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:35:09,929 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:35:09,936 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:35:09,936 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:35:09,936 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:35:09,938 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:35:09,941 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:35:09,946 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:35:09,947 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:35:09,948 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:35:09,949 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:35:09,950 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:35:09,954 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:35:09,955 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:35:09,956 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:35:09,956 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:35:09,957 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:35:09,960 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:35:09,963 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:35:09,965 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:35:10,008 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:35:10,009 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:35:10,013 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:35:10,014 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:35:10,016 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:35:10,016 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:35:10,017 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:35:10,017 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:35:10,017 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:35:10,019 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:35:10,020 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:35:10,021 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:35:10,021 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:35:10,024 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:35:10,025 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:35:10,025 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:35:10,025 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:35:10,026 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:35:10,026 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:35:10,026 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:35:10,027 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:35:10,029 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:35:10,029 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:35:10,030 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:35:10,030 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:35:10,030 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:35:10,030 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:35:10,032 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:35:10,032 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:35:10,032 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:35:10,036 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 -> ab5180488af8cfffb9e6e947aef93ceb35da0bb3 [2019-11-27 09:35:10,619 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:35:10,648 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:35:10,659 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:35:10,665 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:35:10,666 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:35:10,668 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem13_label42.c [2019-11-27 09:35:10,825 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2f6014c46/1c8c6019e38a47c79cf6742d44bd3d15/FLAGaaf0c6af0 [2019-11-27 09:35:12,519 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:35:12,523 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem13_label42.c [2019-11-27 09:35:12,603 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2f6014c46/1c8c6019e38a47c79cf6742d44bd3d15/FLAGaaf0c6af0 [2019-11-27 09:35:12,640 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2f6014c46/1c8c6019e38a47c79cf6742d44bd3d15 [2019-11-27 09:35:12,648 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:35:12,656 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:35:12,659 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:35:12,662 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:35:12,669 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:35:12,674 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:35:12" (1/1) ... [2019-11-27 09:35:12,681 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bc0b2b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:12, skipping insertion in model container [2019-11-27 09:35:12,682 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:35:12" (1/1) ... [2019-11-27 09:35:12,702 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:35:13,069 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:35:16,647 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:35:16,662 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:35:18,342 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:35:18,421 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:35:18,423 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:18 WrapperNode [2019-11-27 09:35:18,424 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:35:18,428 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:35:18,428 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:35:18,428 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:35:18,452 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:18" (1/1) ... [2019-11-27 09:35:18,837 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:18" (1/1) ... [2019-11-27 09:35:19,328 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:35:19,331 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:35:19,331 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:35:19,332 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:35:19,360 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:18" (1/1) ... [2019-11-27 09:35:19,361 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:18" (1/1) ... [2019-11-27 09:35:19,467 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:18" (1/1) ... [2019-11-27 09:35:19,470 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:18" (1/1) ... [2019-11-27 09:35:19,724 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:18" (1/1) ... [2019-11-27 09:35:19,797 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:18" (1/1) ... [2019-11-27 09:35:19,864 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:18" (1/1) ... [2019-11-27 09:35:19,932 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:35:19,945 INFO L168 Benchmark]: Toolchain (without parser) took 7281.23 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 886.9 MB in the end (delta: 61.9 MB). Peak memory consumption was 62.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:35:19,946 INFO L168 Benchmark]: CDTParser took 0.43 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 09:35:19,949 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5767.66 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 716.5 MB in the end (delta: 232.3 MB). Peak memory consumption was 232.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:35:19,952 INFO L168 Benchmark]: Boogie Procedure Inliner took 903.03 ms. Allocated memory is still 1.0 GB. Free memory was 716.5 MB in the beginning and 920.7 MB in the end (delta: -204.1 MB). Peak memory consumption was 38.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:35:19,958 INFO L168 Benchmark]: Boogie Preprocessor took 602.64 ms. Allocated memory is still 1.0 GB. Free memory was 920.7 MB in the beginning and 886.9 MB in the end (delta: 33.7 MB). Peak memory consumption was 33.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:35:19,970 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43 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 5767.66 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 716.5 MB in the end (delta: 232.3 MB). Peak memory consumption was 232.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 903.03 ms. Allocated memory is still 1.0 GB. Free memory was 716.5 MB in the beginning and 920.7 MB in the end (delta: -204.1 MB). Peak memory consumption was 38.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 602.64 ms. Allocated memory is still 1.0 GB. Free memory was 920.7 MB in the beginning and 886.9 MB in the end (delta: 33.7 MB). Peak memory consumption was 33.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...