./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem16_label11.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 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/Problem16_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 6a0026f8c6b7a380d23358cfd36c0fa51e5f8b48 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Problem16_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 6a0026f8c6b7a380d23358cfd36c0fa51e5f8b48 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 15:58:31,897 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:58:31,899 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:58:31,922 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:58:31,925 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:58:31,931 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:58:31,935 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:58:31,947 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:58:31,954 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:58:31,957 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:58:31,960 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:58:31,963 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:58:31,965 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:58:31,967 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:58:31,968 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:58:31,971 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:58:31,972 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:58:31,973 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:58:31,977 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:58:31,983 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:58:31,988 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:58:31,992 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:58:31,993 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:58:31,999 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:58:32,002 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:58:32,003 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:58:32,003 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:58:32,006 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:58:32,007 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:58:32,008 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:58:32,008 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:58:32,011 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:58:32,012 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:58:32,013 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:58:32,014 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:58:32,016 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:58:32,017 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:58:32,020 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:58:32,020 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:58:32,021 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:58:32,022 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:58:32,023 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:58:32,049 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:58:32,051 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:58:32,055 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:58:32,055 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:58:32,055 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:58:32,056 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:58:32,056 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:58:32,056 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:58:32,057 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:58:32,057 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:58:32,058 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:58:32,060 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:58:32,060 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:58:32,060 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:58:32,061 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:58:32,061 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:58:32,061 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:58:32,061 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:58:32,061 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:58:32,062 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:58:32,065 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:58:32,065 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:58:32,065 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:58:32,065 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:58:32,066 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:58:32,066 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:58:32,066 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:58:32,066 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:58:32,066 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 -> 6a0026f8c6b7a380d23358cfd36c0fa51e5f8b48 [2019-11-27 15:58:32,545 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:58:32,565 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:58:32,568 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:58:32,574 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:58:32,574 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:58:32,575 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label11.c [2019-11-27 15:58:32,678 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/de770af9c/ac4bac5077e141e68c37ee5d94e6dcf2/FLAGfb59cc73e [2019-11-27 15:58:33,682 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:58:33,685 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label11.c [2019-11-27 15:58:33,716 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/de770af9c/ac4bac5077e141e68c37ee5d94e6dcf2/FLAGfb59cc73e [2019-11-27 15:58:34,202 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/de770af9c/ac4bac5077e141e68c37ee5d94e6dcf2 [2019-11-27 15:58:34,209 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:58:34,211 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:58:34,212 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:58:34,212 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:58:34,217 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:58:34,218 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:58:34" (1/1) ... [2019-11-27 15:58:34,220 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@310b35a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:34, skipping insertion in model container [2019-11-27 15:58:34,221 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:58:34" (1/1) ... [2019-11-27 15:58:34,232 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:58:34,346 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:58:35,452 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:58:35,465 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:58:35,790 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:58:35,818 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:58:35,823 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:35 WrapperNode [2019-11-27 15:58:35,823 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:58:35,824 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:58:35,826 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:58:35,826 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:58:35,845 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:35" (1/1) ... [2019-11-27 15:58:35,904 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:35" (1/1) ... [2019-11-27 15:58:36,078 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:58:36,080 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:58:36,080 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:58:36,080 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:58:36,093 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:35" (1/1) ... [2019-11-27 15:58:36,095 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:35" (1/1) ... [2019-11-27 15:58:36,115 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:35" (1/1) ... [2019-11-27 15:58:36,115 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:35" (1/1) ... [2019-11-27 15:58:36,197 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:35" (1/1) ... [2019-11-27 15:58:36,251 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:35" (1/1) ... [2019-11-27 15:58:36,288 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:35" (1/1) ... [2019-11-27 15:58:36,330 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:58:36,336 INFO L168 Benchmark]: Toolchain (without parser) took 2121.88 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 892.7 MB in the end (delta: 61.8 MB). Peak memory consumption was 61.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:36,337 INFO L168 Benchmark]: CDTParser took 0.48 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 15:58:36,340 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1612.08 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 932.8 MB in the end (delta: 21.7 MB). Peak memory consumption was 27.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:36,342 INFO L168 Benchmark]: Boogie Procedure Inliner took 255.07 ms. Allocated memory is still 1.0 GB. Free memory was 932.8 MB in the beginning and 909.9 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:36,346 INFO L168 Benchmark]: Boogie Preprocessor took 250.45 ms. Allocated memory is still 1.0 GB. Free memory was 909.9 MB in the beginning and 892.7 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:36,353 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.48 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 1612.08 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 932.8 MB in the end (delta: 21.7 MB). Peak memory consumption was 27.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 255.07 ms. Allocated memory is still 1.0 GB. Free memory was 932.8 MB in the beginning and 909.9 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 250.45 ms. Allocated memory is still 1.0 GB. Free memory was 909.9 MB in the beginning and 892.7 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 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 0.1.24-509859d [2019-11-27 15:58:39,078 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:58:39,083 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:58:39,107 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:58:39,107 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:58:39,110 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:58:39,115 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:58:39,124 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:58:39,131 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:58:39,135 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:58:39,138 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:58:39,141 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:58:39,144 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:58:39,146 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:58:39,147 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:58:39,148 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:58:39,152 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:58:39,153 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:58:39,157 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:58:39,160 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:58:39,167 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:58:39,173 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:58:39,175 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:58:39,178 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:58:39,183 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:58:39,184 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:58:39,184 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:58:39,186 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:58:39,188 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:58:39,189 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:58:39,189 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:58:39,190 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:58:39,191 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:58:39,194 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:58:39,196 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:58:39,197 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:58:39,199 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:58:39,199 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:58:39,200 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:58:39,201 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:58:39,205 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:58:39,206 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:58:39,233 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:58:39,235 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:58:39,237 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:58:39,237 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:58:39,240 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:58:39,240 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:58:39,240 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:58:39,241 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:58:39,241 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:58:39,241 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:58:39,242 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:58:39,242 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:58:39,242 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:58:39,243 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:58:39,243 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:58:39,243 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:58:39,245 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:58:39,245 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:58:39,245 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:58:39,245 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:58:39,246 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:58:39,246 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:58:39,246 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:58:39,246 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:58:39,247 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:58:39,249 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:58:39,249 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:58:39,249 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:58:39,249 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:58:39,250 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:58:39,250 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 -> 6a0026f8c6b7a380d23358cfd36c0fa51e5f8b48 [2019-11-27 15:58:39,686 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:58:39,705 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:58:39,708 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:58:39,709 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:58:39,712 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:58:39,713 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label11.c [2019-11-27 15:58:39,820 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/526e8d718/670f3117194e4ddaa581c254123e75f4/FLAG3ce98be97 [2019-11-27 15:58:40,824 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:58:40,828 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label11.c [2019-11-27 15:58:40,856 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/526e8d718/670f3117194e4ddaa581c254123e75f4/FLAG3ce98be97 [2019-11-27 15:58:41,362 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/526e8d718/670f3117194e4ddaa581c254123e75f4 [2019-11-27 15:58:41,368 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:58:41,371 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:58:41,377 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:58:41,378 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:58:41,385 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:58:41,389 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:58:41" (1/1) ... [2019-11-27 15:58:41,392 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79f65d96 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:41, skipping insertion in model container [2019-11-27 15:58:41,394 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:58:41" (1/1) ... [2019-11-27 15:58:41,409 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:58:41,521 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:58:42,766 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:58:42,775 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:58:43,104 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:58:43,134 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:58:43,138 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:43 WrapperNode [2019-11-27 15:58:43,138 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:58:43,139 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:58:43,139 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:58:43,139 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:58:43,157 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:43" (1/1) ... [2019-11-27 15:58:43,210 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:43" (1/1) ... [2019-11-27 15:58:43,337 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:58:43,339 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:58:43,339 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:58:43,339 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:58:43,351 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:43" (1/1) ... [2019-11-27 15:58:43,357 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:43" (1/1) ... [2019-11-27 15:58:43,370 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:43" (1/1) ... [2019-11-27 15:58:43,374 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:43" (1/1) ... [2019-11-27 15:58:43,440 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:43" (1/1) ... [2019-11-27 15:58:43,479 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:43" (1/1) ... [2019-11-27 15:58:43,498 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:43" (1/1) ... [2019-11-27 15:58:43,523 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:58:43,529 INFO L168 Benchmark]: Toolchain (without parser) took 2156.19 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 886.8 MB in the end (delta: 67.7 MB). Peak memory consumption was 67.8 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:43,530 INFO L168 Benchmark]: CDTParser took 0.25 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 15:58:43,533 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1761.52 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 909.7 MB in the end (delta: 44.8 MB). Peak memory consumption was 44.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:43,535 INFO L168 Benchmark]: Boogie Procedure Inliner took 199.50 ms. Allocated memory is still 1.0 GB. Free memory was 909.7 MB in the beginning and 898.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:43,536 INFO L168 Benchmark]: Boogie Preprocessor took 184.68 ms. Allocated memory is still 1.0 GB. Free memory was 898.3 MB in the beginning and 886.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:43,547 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 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 1761.52 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 909.7 MB in the end (delta: 44.8 MB). Peak memory consumption was 44.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 199.50 ms. Allocated memory is still 1.0 GB. Free memory was 909.7 MB in the beginning and 898.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 184.68 ms. Allocated memory is still 1.0 GB. Free memory was 898.3 MB in the beginning and 886.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...