./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem14_label17.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 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/Problem14_label17.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 2a1f01b3f00839c9ea12a67cb5b63524aacfc6e0 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem14_label17.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 2a1f01b3f00839c9ea12a67cb5b63524aacfc6e0 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:48:17,746 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:48:17,751 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:48:17,776 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:48:17,776 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:48:17,778 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:48:17,781 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:48:17,792 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:48:17,800 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:48:17,804 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:48:17,806 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:48:17,809 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:48:17,811 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:48:17,813 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:48:17,816 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:48:17,820 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:48:17,821 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:48:17,822 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:48:17,827 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:48:17,830 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:48:17,835 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:48:17,842 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:48:17,843 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:48:17,845 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:48:17,850 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:48:17,850 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:48:17,851 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:48:17,854 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:48:17,854 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:48:17,855 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:48:17,858 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:48:17,859 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:48:17,859 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:48:17,860 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:48:17,864 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:48:17,864 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:48:17,865 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:48:17,865 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:48:17,865 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:48:17,868 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:48:17,870 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:48:17,870 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:48:17,898 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:48:17,898 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:48:17,902 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:48:17,902 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:48:17,902 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:48:17,902 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:48:17,903 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:48:17,903 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:48:17,904 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:48:17,904 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:48:17,905 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:48:17,906 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:48:17,906 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:48:17,907 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:48:17,908 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:48:17,908 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:48:17,908 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:48:17,909 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:48:17,910 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:48:17,910 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:48:17,910 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:48:17,913 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:48:17,913 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:48:17,913 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:48:17,914 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:48:17,914 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:48:17,914 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:48:17,915 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:48:17,915 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 -> 2a1f01b3f00839c9ea12a67cb5b63524aacfc6e0 [2019-11-26 16:48:18,327 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:48:18,342 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:48:18,348 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:48:18,353 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:48:18,354 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:48:18,355 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem14_label17.c [2019-11-26 16:48:18,464 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7163eaa32/e1ab6998a2a84cc59e4a7b40dda4553c/FLAGd216a0a7e [2019-11-26 16:48:19,331 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:48:19,340 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem14_label17.c [2019-11-26 16:48:19,369 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7163eaa32/e1ab6998a2a84cc59e4a7b40dda4553c/FLAGd216a0a7e [2019-11-26 16:48:19,505 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7163eaa32/e1ab6998a2a84cc59e4a7b40dda4553c [2019-11-26 16:48:19,509 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:48:19,514 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:48:19,516 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:48:19,518 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:48:19,524 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:48:19,525 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:48:19" (1/1) ... [2019-11-26 16:48:19,531 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48c02fc3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:19, skipping insertion in model container [2019-11-26 16:48:19,531 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:48:19" (1/1) ... [2019-11-26 16:48:19,544 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:48:19,630 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:48:20,423 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:48:20,438 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:48:20,650 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:48:20,675 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:48:20,681 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:20 WrapperNode [2019-11-26 16:48:20,682 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:48:20,683 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:48:20,683 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:48:20,683 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:48:20,696 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:20" (1/1) ... [2019-11-26 16:48:20,730 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:20" (1/1) ... [2019-11-26 16:48:20,854 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:48:20,855 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:48:20,856 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:48:20,856 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:48:20,872 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:20" (1/1) ... [2019-11-26 16:48:20,874 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:20" (1/1) ... [2019-11-26 16:48:20,883 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:20" (1/1) ... [2019-11-26 16:48:20,886 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:20" (1/1) ... [2019-11-26 16:48:20,930 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:20" (1/1) ... [2019-11-26 16:48:20,957 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:20" (1/1) ... [2019-11-26 16:48:20,980 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:20" (1/1) ... [2019-11-26 16:48:21,001 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:48:21,011 INFO L168 Benchmark]: Toolchain (without parser) took 1491.80 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 945.1 MB in the end (delta: 22.3 MB). Peak memory consumption was 22.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:21,012 INFO L168 Benchmark]: CDTParser took 0.22 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. [2019-11-26 16:48:21,014 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1166.83 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 962.3 MB in the end (delta: 5.1 MB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:21,015 INFO L168 Benchmark]: Boogie Procedure Inliner took 172.10 ms. Allocated memory is still 1.0 GB. Free memory was 962.3 MB in the beginning and 950.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:21,018 INFO L168 Benchmark]: Boogie Preprocessor took 148.39 ms. Allocated memory is still 1.0 GB. Free memory was 950.8 MB in the beginning and 945.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:21,027 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 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 1166.83 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 962.3 MB in the end (delta: 5.1 MB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 172.10 ms. Allocated memory is still 1.0 GB. Free memory was 962.3 MB in the beginning and 950.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 148.39 ms. Allocated memory is still 1.0 GB. Free memory was 950.8 MB in the beginning and 945.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:48:23,762 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:48:23,763 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:48:23,784 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:48:23,786 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:48:23,797 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:48:23,800 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:48:23,812 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:48:23,819 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:48:23,824 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:48:23,827 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:48:23,831 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:48:23,831 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:48:23,835 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:48:23,837 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:48:23,841 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:48:23,842 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:48:23,843 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:48:23,848 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:48:23,854 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:48:23,859 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:48:23,868 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:48:23,869 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:48:23,870 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:48:23,876 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:48:23,877 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:48:23,877 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:48:23,881 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:48:23,881 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:48:23,882 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:48:23,883 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:48:23,883 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:48:23,885 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:48:23,888 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:48:23,889 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:48:23,890 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:48:23,890 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:48:23,893 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:48:23,893 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:48:23,894 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:48:23,895 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:48:23,896 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:48:23,924 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:48:23,924 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:48:23,927 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:48:23,928 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:48:23,928 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:48:23,930 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:48:23,930 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:48:23,930 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:48:23,930 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:48:23,931 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:48:23,931 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:48:23,932 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:48:23,932 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:48:23,932 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:48:23,934 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:48:23,934 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:48:23,934 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:48:23,934 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:48:23,935 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:48:23,935 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:48:23,935 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:48:23,937 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:48:23,937 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:48:23,937 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:48:23,937 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:48:23,938 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:48:23,938 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:48:23,938 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:48:23,938 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:48:23,938 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:48:23,941 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 -> 2a1f01b3f00839c9ea12a67cb5b63524aacfc6e0 [2019-11-26 16:48:24,319 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:48:24,337 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:48:24,344 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:48:24,346 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:48:24,349 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:48:24,350 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem14_label17.c [2019-11-26 16:48:24,454 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e9fe6c2b1/b6b0b3d7abc64a1ea7bf80b1804ed28f/FLAG046fb1c78 [2019-11-26 16:48:25,302 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:48:25,304 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem14_label17.c [2019-11-26 16:48:25,326 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e9fe6c2b1/b6b0b3d7abc64a1ea7bf80b1804ed28f/FLAG046fb1c78 [2019-11-26 16:48:25,492 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e9fe6c2b1/b6b0b3d7abc64a1ea7bf80b1804ed28f [2019-11-26 16:48:25,499 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:48:25,502 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:48:25,505 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:48:25,505 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:48:25,508 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:48:25,513 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:48:25" (1/1) ... [2019-11-26 16:48:25,519 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@61bd84bf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:25, skipping insertion in model container [2019-11-26 16:48:25,520 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:48:25" (1/1) ... [2019-11-26 16:48:25,535 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:48:25,612 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:48:26,515 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:48:26,528 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:48:26,789 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:48:26,819 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:48:26,820 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:26 WrapperNode [2019-11-26 16:48:26,820 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:48:26,824 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:48:26,824 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:48:26,824 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:48:26,837 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:26" (1/1) ... [2019-11-26 16:48:26,883 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:26" (1/1) ... [2019-11-26 16:48:27,000 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:48:27,001 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:48:27,001 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:48:27,001 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:48:27,018 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:26" (1/1) ... [2019-11-26 16:48:27,018 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:26" (1/1) ... [2019-11-26 16:48:27,034 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:26" (1/1) ... [2019-11-26 16:48:27,035 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:26" (1/1) ... [2019-11-26 16:48:27,086 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:26" (1/1) ... [2019-11-26 16:48:27,114 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:26" (1/1) ... [2019-11-26 16:48:27,137 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:26" (1/1) ... [2019-11-26 16:48:27,162 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:48:27,169 INFO L168 Benchmark]: Toolchain (without parser) took 1663.86 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 944.8 MB in the end (delta: 15.4 MB). Peak memory consumption was 15.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:27,172 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. [2019-11-26 16:48:27,174 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1318.22 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 956.3 MB in the end (delta: 4.0 MB). Peak memory consumption was 27.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:27,175 INFO L168 Benchmark]: Boogie Procedure Inliner took 177.02 ms. Allocated memory is still 1.0 GB. Free memory was 956.3 MB in the beginning and 950.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:27,178 INFO L168 Benchmark]: Boogie Preprocessor took 162.78 ms. Allocated memory is still 1.0 GB. Free memory was 950.5 MB in the beginning and 944.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:27,185 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 1318.22 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 956.3 MB in the end (delta: 4.0 MB). Peak memory consumption was 27.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 177.02 ms. Allocated memory is still 1.0 GB. Free memory was 956.3 MB in the beginning and 950.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 162.78 ms. Allocated memory is still 1.0 GB. Free memory was 950.5 MB in the beginning and 944.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...