./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem19_label00.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem19_label00.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 790d724835991f8f4cc28f53ac268115f0488a6a .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem19_label00.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 790d724835991f8f4cc28f53ac268115f0488a6a .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 20:57:37,643 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:57:37,648 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:57:37,676 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:57:37,678 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:57:37,681 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:57:37,683 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:57:37,709 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:57:37,715 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:57:37,720 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:57:37,721 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:57:37,727 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:57:37,729 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:57:37,733 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:57:37,737 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:57:37,741 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:57:37,743 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:57:37,749 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:57:37,753 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:57:37,762 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:57:37,771 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:57:37,779 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:57:37,780 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:57:37,784 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:57:37,794 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:57:37,794 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:57:37,795 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:57:37,797 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:57:37,797 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:57:37,801 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:57:37,801 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:57:37,802 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:57:37,803 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:57:37,808 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:57:37,810 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:57:37,811 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:57:37,812 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:57:37,815 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:57:37,815 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:57:37,816 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:57:37,821 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:57:37,822 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:57:37,861 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:57:37,863 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:57:37,868 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:57:37,869 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:57:37,869 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:57:37,872 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:57:37,872 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:57:37,873 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:57:37,873 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:57:37,873 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:57:37,875 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:57:37,875 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:57:37,877 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:57:37,878 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:57:37,878 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:57:37,878 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:57:37,880 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:57:37,880 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:57:37,881 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:57:37,883 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:57:37,883 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:57:37,883 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:57:37,884 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:57:37,884 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:57:37,884 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:57:37,886 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:57:37,886 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:57:37,886 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:57:37,887 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:57:37,889 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 -> 790d724835991f8f4cc28f53ac268115f0488a6a [2019-11-24 20:57:38,483 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:57:38,515 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:57:38,522 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:57:38,526 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:57:38,529 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:57:38,530 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem19_label00.c [2019-11-24 20:57:38,691 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8bb57e600/7ae284d56da246fd8efe8a4e5b2e7636/FLAG17ae80c08 [2019-11-24 20:57:40,750 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:57:40,751 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem19_label00.c [2019-11-24 20:57:40,870 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8bb57e600/7ae284d56da246fd8efe8a4e5b2e7636/FLAG17ae80c08 [2019-11-24 20:57:40,910 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8bb57e600/7ae284d56da246fd8efe8a4e5b2e7636 [2019-11-24 20:57:40,921 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:57:40,925 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:57:40,931 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:57:40,932 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:57:40,942 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:57:40,943 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:57:40" (1/1) ... [2019-11-24 20:57:40,951 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22abccbe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:40, skipping insertion in model container [2019-11-24 20:57:40,951 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:57:40" (1/1) ... [2019-11-24 20:57:40,972 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:57:41,415 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:57:45,860 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:57:45,869 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:57:48,561 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:57:48,669 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:57:48,671 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:48 WrapperNode [2019-11-24 20:57:48,672 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:57:48,673 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:57:48,674 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:57:48,674 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:57:48,685 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:48" (1/1) ... [2019-11-24 20:57:48,871 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:48" (1/1) ... [2019-11-24 20:57:50,019 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:57:50,020 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:57:50,020 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:57:50,020 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:57:50,031 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:48" (1/1) ... [2019-11-24 20:57:50,031 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:48" (1/1) ... [2019-11-24 20:57:50,221 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:48" (1/1) ... [2019-11-24 20:57:50,225 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:48" (1/1) ... [2019-11-24 20:57:51,890 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:48" (1/1) ... [2019-11-24 20:57:52,003 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:48" (1/1) ... [2019-11-24 20:57:52,309 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:48" (1/1) ... [2019-11-24 20:57:52,649 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:57:52,659 INFO L168 Benchmark]: Toolchain (without parser) took 11728.73 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 772.2 MB in the end (delta: 166.5 MB). Peak memory consumption was 388.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:52,660 INFO L168 Benchmark]: CDTParser took 1.91 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. [2019-11-24 20:57:52,663 INFO L168 Benchmark]: CACSL2BoogieTranslator took 7741.17 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 864.9 MB in the end (delta: 73.9 MB). Peak memory consumption was 276.0 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:52,666 INFO L168 Benchmark]: Boogie Procedure Inliner took 1346.16 ms. Allocated memory is still 1.0 GB. Free memory was 864.9 MB in the beginning and 698.9 MB in the end (delta: 166.0 MB). Peak memory consumption was 166.0 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:52,672 INFO L168 Benchmark]: Boogie Preprocessor took 2629.57 ms. Allocated memory is still 1.0 GB. Free memory was 698.9 MB in the beginning and 772.2 MB in the end (delta: -73.3 MB). Peak memory consumption was 149.0 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:52,681 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.91 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 7741.17 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 864.9 MB in the end (delta: 73.9 MB). Peak memory consumption was 276.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1346.16 ms. Allocated memory is still 1.0 GB. Free memory was 864.9 MB in the beginning and 698.9 MB in the end (delta: 166.0 MB). Peak memory consumption was 166.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 2629.57 ms. Allocated memory is still 1.0 GB. Free memory was 698.9 MB in the beginning and 772.2 MB in the end (delta: -73.3 MB). Peak memory consumption was 149.0 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-32f2683 [2019-11-24 20:57:56,875 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:57:56,881 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:57:56,917 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:57:56,918 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:57:56,920 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:57:56,925 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:57:56,942 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:57:56,950 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:57:56,952 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:57:56,955 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:57:56,960 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:57:56,961 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:57:56,968 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:57:56,969 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:57:56,974 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:57:56,980 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:57:56,982 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:57:56,986 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:57:56,994 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:57:57,002 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:57:57,011 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:57:57,013 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:57:57,018 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:57:57,026 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:57:57,026 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:57:57,027 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:57:57,030 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:57:57,032 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:57:57,035 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:57:57,037 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:57:57,038 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:57:57,043 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:57:57,044 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:57:57,048 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:57:57,049 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:57:57,052 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:57:57,053 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:57:57,053 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:57:57,054 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:57:57,058 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:57:57,059 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:57:57,102 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:57:57,103 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:57:57,108 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:57:57,109 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:57:57,109 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:57:57,110 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:57:57,110 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:57:57,110 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:57:57,112 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:57:57,113 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:57:57,114 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:57:57,117 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:57:57,117 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:57:57,118 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:57:57,119 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:57:57,119 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:57:57,119 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:57:57,122 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:57:57,122 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:57:57,123 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:57:57,123 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:57:57,124 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:57:57,124 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:57:57,125 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:57:57,127 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:57:57,127 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:57:57,128 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:57:57,128 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:57:57,128 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:57:57,129 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:57:57,133 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:57:57,133 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 -> 790d724835991f8f4cc28f53ac268115f0488a6a [2019-11-24 20:57:57,705 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:57:57,732 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:57:57,742 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:57:57,746 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:57:57,748 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:57:57,750 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem19_label00.c [2019-11-24 20:57:57,907 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4938a9adc/01003637f79748e998481269075390f3/FLAG35a4dcc84 [2019-11-24 20:58:00,023 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:58:00,025 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem19_label00.c [2019-11-24 20:58:00,174 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4938a9adc/01003637f79748e998481269075390f3/FLAG35a4dcc84 [2019-11-24 20:58:00,543 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4938a9adc/01003637f79748e998481269075390f3 [2019-11-24 20:58:00,547 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:58:00,551 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:58:00,560 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:58:00,563 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:58:00,569 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:58:00,571 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:58:00" (1/1) ... [2019-11-24 20:58:00,580 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5731ad06 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:00, skipping insertion in model container [2019-11-24 20:58:00,581 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:58:00" (1/1) ... [2019-11-24 20:58:00,600 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:58:01,136 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:58:06,080 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:58:06,094 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:58:08,687 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:58:08,807 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:58:08,809 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:08 WrapperNode [2019-11-24 20:58:08,809 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:58:08,810 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:58:08,812 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:58:08,813 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:58:08,835 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:08" (1/1) ... [2019-11-24 20:58:09,022 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:08" (1/1) ... [2019-11-24 20:58:09,583 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:58:09,584 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:58:09,584 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:58:09,584 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:58:09,605 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:08" (1/1) ... [2019-11-24 20:58:09,609 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:08" (1/1) ... [2019-11-24 20:58:09,740 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:08" (1/1) ... [2019-11-24 20:58:09,741 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:08" (1/1) ... [2019-11-24 20:58:10,577 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:08" (1/1) ... [2019-11-24 20:58:10,678 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:08" (1/1) ... [2019-11-24 20:58:10,777 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:08" (1/1) ... [2019-11-24 20:58:10,897 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:58:10,909 INFO L168 Benchmark]: Toolchain (without parser) took 10354.47 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.7 MB in the beginning and 866.2 MB in the end (delta: 72.5 MB). Peak memory consumption was 317.4 MB. Max. memory is 12.5 GB. [2019-11-24 20:58:10,910 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. [2019-11-24 20:58:10,915 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8249.63 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.7 MB in the beginning and 760.7 MB in the end (delta: 178.0 MB). Peak memory consumption was 258.4 MB. Max. memory is 12.5 GB. [2019-11-24 20:58:10,916 INFO L168 Benchmark]: Boogie Procedure Inliner took 773.15 ms. Allocated memory is still 1.0 GB. Free memory was 760.7 MB in the beginning and 690.1 MB in the end (delta: 70.6 MB). Peak memory consumption was 70.6 MB. Max. memory is 12.5 GB. [2019-11-24 20:58:10,920 INFO L168 Benchmark]: Boogie Preprocessor took 1316.80 ms. Allocated memory is still 1.0 GB. Free memory was 690.1 MB in the beginning and 866.2 MB in the end (delta: -176.1 MB). Peak memory consumption was 68.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:58:10,930 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 8249.63 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.7 MB in the beginning and 760.7 MB in the end (delta: 178.0 MB). Peak memory consumption was 258.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 773.15 ms. Allocated memory is still 1.0 GB. Free memory was 760.7 MB in the beginning and 690.1 MB in the end (delta: 70.6 MB). Peak memory consumption was 70.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1316.80 ms. Allocated memory is still 1.0 GB. Free memory was 690.1 MB in the beginning and 866.2 MB in the end (delta: -176.1 MB). Peak memory consumption was 68.8 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...