./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem13_label11.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_label11.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 853008603baaf602f65d295c6a2e408172507269 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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_label11.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 853008603baaf602f65d295c6a2e408172507269 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 09:34:24,863 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:34:24,870 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:34:24,895 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:34:24,897 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:34:24,899 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:34:24,912 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:34:24,929 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:34:24,931 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:34:24,939 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:34:24,940 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:34:24,947 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:34:24,948 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:34:24,952 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:34:24,957 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:34:24,962 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:34:24,964 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:34:24,969 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:34:24,974 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:34:24,984 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:34:24,992 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:34:24,999 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:34:25,002 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:34:25,009 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:34:25,015 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:34:25,016 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:34:25,016 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:34:25,019 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:34:25,021 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:34:25,023 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:34:25,026 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:34:25,027 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:34:25,028 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:34:25,032 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:34:25,034 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:34:25,036 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:34:25,037 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:34:25,039 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:34:25,039 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:34:25,043 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:34:25,045 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:34:25,048 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:34:25,098 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:34:25,100 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:34:25,112 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:34:25,114 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:34:25,115 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:34:25,116 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:34:25,116 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:34:25,119 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:34:25,119 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:34:25,120 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:34:25,121 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:34:25,122 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:34:25,122 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:34:25,124 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:34:25,124 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:34:25,124 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:34:25,125 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:34:25,125 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:34:25,127 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:34:25,127 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:34:25,128 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:34:25,129 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:34:25,129 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:34:25,130 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:34:25,132 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:34:25,133 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:34:25,133 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:34:25,133 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:34:25,134 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 -> 853008603baaf602f65d295c6a2e408172507269 [2019-11-27 09:34:25,763 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:34:25,800 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:34:25,808 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:34:25,812 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:34:25,817 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:34:25,819 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem13_label11.c [2019-11-27 09:34:25,979 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f6d6f7f2f/ff8ba0dce14445c5aaeee534164498de/FLAGaf8c72ae6 [2019-11-27 09:34:27,815 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:34:27,818 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem13_label11.c [2019-11-27 09:34:27,923 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f6d6f7f2f/ff8ba0dce14445c5aaeee534164498de/FLAGaf8c72ae6 [2019-11-27 09:34:27,960 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f6d6f7f2f/ff8ba0dce14445c5aaeee534164498de [2019-11-27 09:34:27,969 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:34:27,975 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:34:27,980 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:34:27,980 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:34:27,987 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:34:27,990 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:34:27" (1/1) ... [2019-11-27 09:34:27,999 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 09:34:27, skipping insertion in model container [2019-11-27 09:34:27,999 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:34:27" (1/1) ... [2019-11-27 09:34:28,019 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:34:28,376 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:34:31,579 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:34:31,594 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:34:33,152 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:34:33,227 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:34:33,230 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:33 WrapperNode [2019-11-27 09:34:33,231 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:34:33,236 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:34:33,236 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:34:33,236 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:34:33,257 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:33" (1/1) ... [2019-11-27 09:34:33,387 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:33" (1/1) ... [2019-11-27 09:34:34,723 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:34:34,725 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:34:34,726 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:34:34,726 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:34:34,749 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:33" (1/1) ... [2019-11-27 09:34:34,753 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:33" (1/1) ... [2019-11-27 09:34:34,927 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:33" (1/1) ... [2019-11-27 09:34:34,930 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:33" (1/1) ... [2019-11-27 09:34:35,499 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:33" (1/1) ... [2019-11-27 09:34:35,599 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:33" (1/1) ... [2019-11-27 09:34:35,791 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:33" (1/1) ... [2019-11-27 09:34:35,964 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:34:35,978 INFO L168 Benchmark]: Toolchain (without parser) took 7995.31 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 799.7 MB in the end (delta: 144.8 MB). Peak memory consumption was 144.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:34:35,979 INFO L168 Benchmark]: CDTParser took 0.35 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:34:35,981 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5255.24 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 785.3 MB in the end (delta: 159.2 MB). Peak memory consumption was 159.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:34:35,985 INFO L168 Benchmark]: Boogie Procedure Inliner took 1489.44 ms. Allocated memory is still 1.0 GB. Free memory was 785.3 MB in the beginning and 871.9 MB in the end (delta: -86.7 MB). Peak memory consumption was 143.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:34:35,990 INFO L168 Benchmark]: Boogie Preprocessor took 1241.60 ms. Allocated memory is still 1.0 GB. Free memory was 871.9 MB in the beginning and 799.7 MB in the end (delta: 72.2 MB). Peak memory consumption was 72.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:34:36,001 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 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 5255.24 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 785.3 MB in the end (delta: 159.2 MB). Peak memory consumption was 159.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1489.44 ms. Allocated memory is still 1.0 GB. Free memory was 785.3 MB in the beginning and 871.9 MB in the end (delta: -86.7 MB). Peak memory consumption was 143.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1241.60 ms. Allocated memory is still 1.0 GB. Free memory was 871.9 MB in the beginning and 799.7 MB in the end (delta: 72.2 MB). Peak memory consumption was 72.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 09:34:40,054 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:34:40,056 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:34:40,093 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:34:40,095 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:34:40,098 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:34:40,105 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:34:40,123 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:34:40,128 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:34:40,132 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:34:40,134 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:34:40,141 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:34:40,141 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:34:40,147 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:34:40,153 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:34:40,156 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:34:40,159 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:34:40,163 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:34:40,167 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:34:40,178 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:34:40,186 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:34:40,194 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:34:40,198 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:34:40,200 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:34:40,210 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:34:40,211 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:34:40,211 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:34:40,215 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:34:40,218 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:34:40,219 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:34:40,220 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:34:40,221 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:34:40,223 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:34:40,229 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:34:40,230 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:34:40,233 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:34:40,234 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:34:40,235 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:34:40,235 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:34:40,239 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:34:40,241 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:34:40,242 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:34:40,286 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:34:40,287 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:34:40,295 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:34:40,295 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:34:40,296 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:34:40,296 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:34:40,296 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:34:40,296 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:34:40,297 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:34:40,297 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:34:40,299 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:34:40,302 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:34:40,302 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:34:40,303 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:34:40,304 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:34:40,304 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:34:40,304 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:34:40,304 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:34:40,305 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:34:40,307 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:34:40,307 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:34:40,307 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:34:40,308 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:34:40,308 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:34:40,308 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:34:40,309 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:34:40,310 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:34:40,310 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:34:40,310 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:34:40,312 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:34:40,313 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 -> 853008603baaf602f65d295c6a2e408172507269 [2019-11-27 09:34:40,992 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:34:41,027 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:34:41,031 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:34:41,038 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:34:41,039 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:34:41,041 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem13_label11.c [2019-11-27 09:34:41,203 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b675f2560/3f69cfa62d8344e991c5245c0f3cf305/FLAGfa7dd15f0 [2019-11-27 09:34:43,127 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:34:43,130 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem13_label11.c [2019-11-27 09:34:43,240 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b675f2560/3f69cfa62d8344e991c5245c0f3cf305/FLAGfa7dd15f0 [2019-11-27 09:34:43,280 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b675f2560/3f69cfa62d8344e991c5245c0f3cf305 [2019-11-27 09:34:43,291 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:34:43,299 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:34:43,301 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:34:43,302 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:34:43,310 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:34:43,311 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:34:43" (1/1) ... [2019-11-27 09:34:43,319 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 09:34:43, skipping insertion in model container [2019-11-27 09:34:43,320 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:34:43" (1/1) ... [2019-11-27 09:34:43,339 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:34:43,707 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:34:47,439 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:34:47,456 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:34:49,103 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:34:49,352 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:34:49,353 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:49 WrapperNode [2019-11-27 09:34:49,353 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:34:49,354 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:34:49,354 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:34:49,355 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:34:49,375 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:49" (1/1) ... [2019-11-27 09:34:49,509 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:49" (1/1) ... [2019-11-27 09:34:49,901 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:34:49,904 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:34:49,904 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:34:49,904 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:34:49,927 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:49" (1/1) ... [2019-11-27 09:34:49,930 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:49" (1/1) ... [2019-11-27 09:34:49,997 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:49" (1/1) ... [2019-11-27 09:34:50,000 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:49" (1/1) ... [2019-11-27 09:34:50,250 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:49" (1/1) ... [2019-11-27 09:34:50,325 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:49" (1/1) ... [2019-11-27 09:34:50,430 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:49" (1/1) ... [2019-11-27 09:34:50,550 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:34:50,561 INFO L168 Benchmark]: Toolchain (without parser) took 7255.68 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 881.9 MB in the end (delta: 62.6 MB). Peak memory consumption was 62.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:34:50,562 INFO L168 Benchmark]: CDTParser took 1.53 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:34:50,565 INFO L168 Benchmark]: CACSL2BoogieTranslator took 6052.41 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 960.5 MB in the end (delta: -16.0 MB). Peak memory consumption was 264.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:34:50,566 INFO L168 Benchmark]: Boogie Procedure Inliner took 549.52 ms. Allocated memory is still 1.0 GB. Free memory was 960.5 MB in the beginning and 915.6 MB in the end (delta: 45.0 MB). Peak memory consumption was 45.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:34:50,571 INFO L168 Benchmark]: Boogie Preprocessor took 647.70 ms. Allocated memory is still 1.0 GB. Free memory was 915.6 MB in the beginning and 881.9 MB in the end (delta: 33.7 MB). Peak memory consumption was 33.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:34:50,582 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.53 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 6052.41 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 960.5 MB in the end (delta: -16.0 MB). Peak memory consumption was 264.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 549.52 ms. Allocated memory is still 1.0 GB. Free memory was 960.5 MB in the beginning and 915.6 MB in the end (delta: 45.0 MB). Peak memory consumption was 45.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 647.70 ms. Allocated memory is still 1.0 GB. Free memory was 915.6 MB in the beginning and 881.9 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...