./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem01_label19.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 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_label19.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 1dbe756481135ac1d54a76a4eed07fd2745a9deb ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_label19.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 1dbe756481135ac1d54a76a4eed07fd2745a9deb ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 20:39:26,760 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:39:26,764 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:39:26,800 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:39:26,801 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:39:26,804 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:39:26,809 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:39:26,829 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:39:26,832 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:39:26,837 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:39:26,839 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:39:26,844 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:39:26,847 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:39:26,851 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:39:26,856 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:39:26,862 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:39:26,864 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:39:26,867 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:39:26,873 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:39:26,883 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:39:26,889 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:39:26,897 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:39:26,902 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:39:26,904 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:39:26,912 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:39:26,912 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:39:26,913 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:39:26,916 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:39:26,918 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:39:26,919 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:39:26,924 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:39:26,925 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:39:26,926 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:39:26,928 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:39:26,932 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:39:26,933 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:39:26,934 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:39:26,935 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:39:26,937 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:39:26,939 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:39:26,943 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:39:26,944 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:39:26,981 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:39:26,985 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:39:26,988 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:39:26,991 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:39:26,991 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:39:26,992 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:39:26,992 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:39:26,992 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:39:26,993 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:39:26,993 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:39:26,994 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:39:26,996 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:39:26,996 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:39:26,996 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:39:26,997 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:39:26,998 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:39:26,998 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:39:26,998 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:39:27,001 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:39:27,001 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:39:27,001 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:39:27,002 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:39:27,002 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:39:27,002 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:39:27,003 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:39:27,004 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:39:27,004 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:39:27,004 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:39:27,007 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:39:27,007 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 -> 1dbe756481135ac1d54a76a4eed07fd2745a9deb [2019-11-24 20:39:27,549 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:39:27,581 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:39:27,588 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:39:27,591 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:39:27,593 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:39:27,596 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label19.c [2019-11-24 20:39:27,757 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d0dfa1b20/7d4e0281e1874cc8bb29ff14eacc8ab3/FLAG82ba1bf72 [2019-11-24 20:39:29,051 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:39:29,053 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label19.c [2019-11-24 20:39:29,088 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d0dfa1b20/7d4e0281e1874cc8bb29ff14eacc8ab3/FLAG82ba1bf72 [2019-11-24 20:39:29,127 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d0dfa1b20/7d4e0281e1874cc8bb29ff14eacc8ab3 [2019-11-24 20:39:29,138 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:39:29,140 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:39:29,142 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:39:29,147 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:39:29,151 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:39:29,155 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:39:29" (1/1) ... [2019-11-24 20:39:29,162 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3225affb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:29, skipping insertion in model container [2019-11-24 20:39:29,163 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:39:29" (1/1) ... [2019-11-24 20:39:29,183 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:39:29,286 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:39:30,418 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:39:30,441 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:39:30,703 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:39:30,743 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:39:30,748 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:30 WrapperNode [2019-11-24 20:39:30,748 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:39:30,751 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:39:30,751 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:39:30,751 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:39:30,772 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:30" (1/1) ... [2019-11-24 20:39:30,826 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:30" (1/1) ... [2019-11-24 20:39:30,988 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:39:30,989 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:39:30,989 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:39:30,989 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:39:31,013 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:30" (1/1) ... [2019-11-24 20:39:31,015 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:30" (1/1) ... [2019-11-24 20:39:31,030 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:30" (1/1) ... [2019-11-24 20:39:31,031 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:30" (1/1) ... [2019-11-24 20:39:31,092 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:30" (1/1) ... [2019-11-24 20:39:31,120 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:30" (1/1) ... [2019-11-24 20:39:31,137 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:30" (1/1) ... [2019-11-24 20:39:31,162 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:39:31,178 INFO L168 Benchmark]: Toolchain (without parser) took 2027.62 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 967.4 MB in the end (delta: -5.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:39:31,179 INFO L168 Benchmark]: CDTParser took 0.95 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. [2019-11-24 20:39:31,180 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1607.25 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 978.8 MB in the end (delta: -17.1 MB). Peak memory consumption was 27.3 MB. Max. memory is 12.5 GB. [2019-11-24 20:39:31,187 INFO L168 Benchmark]: Boogie Procedure Inliner took 237.84 ms. Allocated memory is still 1.0 GB. Free memory was 978.8 MB in the beginning and 973.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:39:31,188 INFO L168 Benchmark]: Boogie Preprocessor took 175.74 ms. Allocated memory is still 1.0 GB. Free memory was 973.1 MB in the beginning and 967.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:39:31,203 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.95 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 1607.25 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 978.8 MB in the end (delta: -17.1 MB). Peak memory consumption was 27.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 237.84 ms. Allocated memory is still 1.0 GB. Free memory was 978.8 MB in the beginning and 973.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 175.74 ms. Allocated memory is still 1.0 GB. Free memory was 973.1 MB in the beginning and 967.4 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 0.1.24-32f2683 [2019-11-24 20:39:35,092 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:39:35,097 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:39:35,119 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:39:35,121 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:39:35,124 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:39:35,127 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:39:35,157 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:39:35,159 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:39:35,166 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:39:35,169 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:39:35,176 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:39:35,176 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:39:35,181 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:39:35,184 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:39:35,190 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:39:35,195 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:39:35,198 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:39:35,203 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:39:35,213 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:39:35,220 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:39:35,228 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:39:35,230 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:39:35,237 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:39:35,244 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:39:35,245 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:39:35,245 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:39:35,248 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:39:35,250 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:39:35,251 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:39:35,253 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:39:35,257 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:39:35,258 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:39:35,260 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:39:35,263 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:39:35,266 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:39:35,268 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:39:35,271 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:39:35,271 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:39:35,274 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:39:35,276 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:39:35,279 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:39:35,323 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:39:35,324 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:39:35,328 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:39:35,330 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:39:35,330 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:39:35,331 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:39:35,331 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:39:35,333 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:39:35,333 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:39:35,333 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:39:35,335 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:39:35,335 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:39:35,336 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:39:35,338 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:39:35,338 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:39:35,339 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:39:35,339 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:39:35,339 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:39:35,340 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:39:35,340 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:39:35,341 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:39:35,344 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:39:35,344 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:39:35,344 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:39:35,345 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:39:35,345 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:39:35,345 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:39:35,346 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:39:35,346 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:39:35,346 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:39:35,348 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:39:35,351 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 -> 1dbe756481135ac1d54a76a4eed07fd2745a9deb [2019-11-24 20:39:35,949 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:39:35,983 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:39:35,991 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:39:35,994 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:39:36,000 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:39:36,001 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label19.c [2019-11-24 20:39:36,166 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9257360f4/5ecd39985185450aadc4b133dac90eb6/FLAG1510a3782 [2019-11-24 20:39:37,419 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:39:37,425 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label19.c [2019-11-24 20:39:37,460 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9257360f4/5ecd39985185450aadc4b133dac90eb6/FLAG1510a3782 [2019-11-24 20:39:37,499 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9257360f4/5ecd39985185450aadc4b133dac90eb6 [2019-11-24 20:39:37,510 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:39:37,515 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:39:37,518 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:39:37,519 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:39:37,529 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:39:37,531 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:39:37" (1/1) ... [2019-11-24 20:39:37,540 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70cb08cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:37, skipping insertion in model container [2019-11-24 20:39:37,541 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:39:37" (1/1) ... [2019-11-24 20:39:37,561 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:39:37,672 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:39:38,708 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:39:38,726 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:39:39,013 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:39:39,051 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:39:39,052 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:39 WrapperNode [2019-11-24 20:39:39,052 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:39:39,053 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:39:39,054 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:39:39,056 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:39:39,069 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:39" (1/1) ... [2019-11-24 20:39:39,120 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:39" (1/1) ... [2019-11-24 20:39:39,257 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:39:39,258 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:39:39,260 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:39:39,260 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:39:39,283 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:39" (1/1) ... [2019-11-24 20:39:39,287 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:39" (1/1) ... [2019-11-24 20:39:39,302 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:39" (1/1) ... [2019-11-24 20:39:39,304 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:39" (1/1) ... [2019-11-24 20:39:39,370 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:39" (1/1) ... [2019-11-24 20:39:39,405 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:39" (1/1) ... [2019-11-24 20:39:39,429 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:39" (1/1) ... [2019-11-24 20:39:39,457 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:39:39,469 INFO L168 Benchmark]: Toolchain (without parser) took 1951.41 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 954.9 MB in the end (delta: 6.8 MB). Peak memory consumption was 6.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:39:39,471 INFO L168 Benchmark]: CDTParser took 0.38 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. [2019-11-24 20:39:39,474 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1535.15 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 966.4 MB in the end (delta: -4.7 MB). Peak memory consumption was 26.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:39:39,476 INFO L168 Benchmark]: Boogie Procedure Inliner took 204.22 ms. Allocated memory is still 1.0 GB. Free memory was 966.4 MB in the beginning and 960.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:39:39,480 INFO L168 Benchmark]: Boogie Preprocessor took 202.92 ms. Allocated memory is still 1.0 GB. Free memory was 960.6 MB in the beginning and 954.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:39:39,488 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38 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 1535.15 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 966.4 MB in the end (delta: -4.7 MB). Peak memory consumption was 26.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 204.22 ms. Allocated memory is still 1.0 GB. Free memory was 966.4 MB in the beginning and 960.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 202.92 ms. Allocated memory is still 1.0 GB. Free memory was 960.6 MB in the beginning and 954.9 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...