./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem12_label01.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/Problem12_label01.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 446605ba15126853fd516287b139cb54f4bf6cfb ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Problem12_label01.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 446605ba15126853fd516287b139cb54f4bf6cfb ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 09:33:23,787 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:33:23,793 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:33:23,818 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:33:23,819 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:33:23,822 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:33:23,835 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:33:23,851 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:33:23,856 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:33:23,860 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:33:23,864 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:33:23,870 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:33:23,871 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:33:23,876 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:33:23,880 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:33:23,885 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:33:23,886 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:33:23,890 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:33:23,894 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:33:23,903 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:33:23,911 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:33:23,919 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:33:23,920 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:33:23,925 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:33:23,932 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:33:23,932 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:33:23,933 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:33:23,937 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:33:23,937 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:33:23,942 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:33:23,942 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:33:23,943 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:33:23,944 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:33:23,947 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:33:23,950 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:33:23,952 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:33:23,953 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:33:23,955 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:33:23,955 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:33:23,956 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:33:23,960 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:33:23,964 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:33:24,003 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:33:24,003 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:33:24,009 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:33:24,010 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:33:24,010 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:33:24,010 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:33:24,011 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:33:24,011 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:33:24,011 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:33:24,012 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:33:24,013 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:33:24,015 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:33:24,015 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:33:24,016 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:33:24,016 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:33:24,016 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:33:24,018 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:33:24,018 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:33:24,018 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:33:24,019 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:33:24,021 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:33:24,021 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:33:24,021 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:33:24,022 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:33:24,022 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:33:24,022 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:33:24,023 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:33:24,024 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:33:24,024 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 -> 446605ba15126853fd516287b139cb54f4bf6cfb [2019-11-27 09:33:24,616 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:33:24,644 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:33:24,648 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:33:24,655 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:33:24,656 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:33:24,659 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label01.c [2019-11-27 09:33:24,816 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fbba9cfb1/bb2b4bb9f3874a9882f1035540e32cd1/FLAGd5d061815 [2019-11-27 09:33:26,519 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:33:26,520 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label01.c [2019-11-27 09:33:26,606 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fbba9cfb1/bb2b4bb9f3874a9882f1035540e32cd1/FLAGd5d061815 [2019-11-27 09:33:26,647 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fbba9cfb1/bb2b4bb9f3874a9882f1035540e32cd1 [2019-11-27 09:33:26,655 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:33:26,663 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:33:26,665 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:33:26,665 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:33:26,672 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:33:26,677 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:33:26" (1/1) ... [2019-11-27 09:33:26,684 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31a3ff3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:26, skipping insertion in model container [2019-11-27 09:33:26,685 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:33:26" (1/1) ... [2019-11-27 09:33:26,705 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:33:26,971 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:33:30,272 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:33:30,288 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:33:31,577 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:33:31,640 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:33:31,643 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:31 WrapperNode [2019-11-27 09:33:31,644 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:33:31,645 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:33:31,647 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:33:31,647 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:33:31,656 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:31" (1/1) ... [2019-11-27 09:33:31,782 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:31" (1/1) ... [2019-11-27 09:33:32,426 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:33:32,428 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:33:32,428 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:33:32,430 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:33:32,450 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:31" (1/1) ... [2019-11-27 09:33:32,452 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:31" (1/1) ... [2019-11-27 09:33:32,519 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:31" (1/1) ... [2019-11-27 09:33:32,521 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:31" (1/1) ... [2019-11-27 09:33:32,854 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:31" (1/1) ... [2019-11-27 09:33:32,920 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:31" (1/1) ... [2019-11-27 09:33:33,088 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:31" (1/1) ... [2019-11-27 09:33:33,296 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:33:33,310 INFO L168 Benchmark]: Toolchain (without parser) took 6640.07 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 717.7 MB in the end (delta: 238.3 MB). Peak memory consumption was 238.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:33:33,311 INFO L168 Benchmark]: CDTParser took 0.49 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:33:33,313 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4980.19 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 826.5 MB in the end (delta: 129.4 MB). Peak memory consumption was 129.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:33:33,316 INFO L168 Benchmark]: Boogie Procedure Inliner took 782.10 ms. Allocated memory is still 1.0 GB. Free memory was 826.5 MB in the beginning and 757.8 MB in the end (delta: 68.8 MB). Peak memory consumption was 68.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:33:33,319 INFO L168 Benchmark]: Boogie Preprocessor took 871.80 ms. Allocated memory is still 1.0 GB. Free memory was 757.8 MB in the beginning and 717.7 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:33:33,330 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.49 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 4980.19 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 826.5 MB in the end (delta: 129.4 MB). Peak memory consumption was 129.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 782.10 ms. Allocated memory is still 1.0 GB. Free memory was 826.5 MB in the beginning and 757.8 MB in the end (delta: 68.8 MB). Peak memory consumption was 68.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 871.80 ms. Allocated memory is still 1.0 GB. Free memory was 757.8 MB in the beginning and 717.7 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 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 09:33:37,509 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:33:37,516 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:33:37,555 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:33:37,557 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:33:37,559 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:33:37,565 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:33:37,580 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:33:37,587 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:33:37,591 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:33:37,594 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:33:37,601 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:33:37,602 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:33:37,608 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:33:37,611 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:33:37,616 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:33:37,618 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:33:37,622 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:33:37,625 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:33:37,637 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:33:37,642 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:33:37,649 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:33:37,653 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:33:37,655 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:33:37,663 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:33:37,663 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:33:37,666 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:33:37,668 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:33:37,669 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:33:37,672 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:33:37,672 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:33:37,673 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:33:37,676 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:33:37,678 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:33:37,682 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:33:37,682 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:33:37,683 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:33:37,684 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:33:37,686 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:33:37,687 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:33:37,690 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:33:37,691 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:33:37,719 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:33:37,721 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:33:37,724 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:33:37,725 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:33:37,726 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:33:37,726 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:33:37,726 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:33:37,726 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:33:37,727 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:33:37,729 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:33:37,730 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:33:37,730 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:33:37,730 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:33:37,731 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:33:37,731 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:33:37,731 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:33:37,731 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:33:37,731 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:33:37,732 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:33:37,732 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:33:37,735 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:33:37,735 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:33:37,735 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:33:37,735 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:33:37,736 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:33:37,736 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:33:37,736 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:33:37,736 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:33:37,736 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:33:37,737 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:33:37,737 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 -> 446605ba15126853fd516287b139cb54f4bf6cfb [2019-11-27 09:33:38,267 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:33:38,299 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:33:38,307 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:33:38,314 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:33:38,315 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:33:38,317 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label01.c [2019-11-27 09:33:38,476 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/856405f93/dce2c7b1d805402c89bc7cc7946853ec/FLAGf0469f498 [2019-11-27 09:33:40,085 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:33:40,088 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label01.c [2019-11-27 09:33:40,163 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/856405f93/dce2c7b1d805402c89bc7cc7946853ec/FLAGf0469f498 [2019-11-27 09:33:40,200 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/856405f93/dce2c7b1d805402c89bc7cc7946853ec [2019-11-27 09:33:40,208 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:33:40,215 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:33:40,217 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:33:40,220 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:33:40,227 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:33:40,228 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:33:40" (1/1) ... [2019-11-27 09:33:40,237 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 09:33:40, skipping insertion in model container [2019-11-27 09:33:40,239 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:33:40" (1/1) ... [2019-11-27 09:33:40,256 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:33:40,575 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:33:43,823 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:33:43,836 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:33:45,492 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:33:45,558 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:33:45,559 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:45 WrapperNode [2019-11-27 09:33:45,560 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:33:45,561 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:33:45,561 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:33:45,561 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:33:45,584 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:45" (1/1) ... [2019-11-27 09:33:45,714 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:45" (1/1) ... [2019-11-27 09:33:46,049 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:33:46,051 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:33:46,051 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:33:46,054 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:33:46,074 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:45" (1/1) ... [2019-11-27 09:33:46,076 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:45" (1/1) ... [2019-11-27 09:33:46,134 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:45" (1/1) ... [2019-11-27 09:33:46,136 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:45" (1/1) ... [2019-11-27 09:33:46,336 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:45" (1/1) ... [2019-11-27 09:33:46,395 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:45" (1/1) ... [2019-11-27 09:33:46,736 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:45" (1/1) ... [2019-11-27 09:33:46,792 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:33:46,803 INFO L168 Benchmark]: Toolchain (without parser) took 6585.61 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 943.6 MB in the end (delta: 12.3 MB). Peak memory consumption was 291.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:33:46,804 INFO L168 Benchmark]: CDTParser took 0.34 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:33:46,807 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5343.09 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 769.2 MB in the end (delta: 186.7 MB). Peak memory consumption was 186.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:33:46,809 INFO L168 Benchmark]: Boogie Procedure Inliner took 489.94 ms. Allocated memory is still 1.0 GB. Free memory was 769.2 MB in the beginning and 734.9 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:33:46,814 INFO L168 Benchmark]: Boogie Preprocessor took 743.70 ms. Allocated memory is still 1.0 GB. Free memory was 734.9 MB in the beginning and 943.6 MB in the end (delta: -208.8 MB). Peak memory consumption was 70.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:33:46,826 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 5343.09 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 769.2 MB in the end (delta: 186.7 MB). Peak memory consumption was 186.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 489.94 ms. Allocated memory is still 1.0 GB. Free memory was 769.2 MB in the beginning and 734.9 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 743.70 ms. Allocated memory is still 1.0 GB. Free memory was 734.9 MB in the beginning and 943.6 MB in the end (delta: -208.8 MB). Peak memory consumption was 70.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...