./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem19_label26.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem19_label26.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 c7d36cb8084b3b73810a71de14395a55857f338f ................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_label26.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 c7d36cb8084b3b73810a71de14395a55857f338f .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 16:01:03,659 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:01:03,662 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:01:03,688 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:01:03,690 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:01:03,692 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:01:03,708 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:01:03,724 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:01:03,730 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:01:03,737 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:01:03,739 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:01:03,745 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:01:03,746 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:01:03,752 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:01:03,754 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:01:03,759 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:01:03,762 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:01:03,766 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:01:03,772 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:01:03,783 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:01:03,788 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:01:03,797 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:01:03,800 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:01:03,805 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:01:03,815 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:01:03,816 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:01:03,816 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:01:03,821 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:01:03,822 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:01:03,823 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:01:03,825 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:01:03,826 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:01:03,828 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:01:03,834 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:01:03,835 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:01:03,839 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:01:03,841 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:01:03,841 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:01:03,841 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:01:03,843 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:01:03,847 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:01:03,849 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:01:03,894 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:01:03,896 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:01:03,901 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:01:03,904 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:01:03,904 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:01:03,905 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:01:03,905 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:01:03,905 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:01:03,906 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:01:03,906 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:01:03,909 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:01:03,909 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:01:03,909 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:01:03,912 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:01:03,913 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:01:03,913 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:01:03,914 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:01:03,914 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:01:03,917 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:01:03,917 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:01:03,918 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:01:03,918 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:01:03,919 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:01:03,920 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:01:03,920 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:01:03,923 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:01:03,923 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:01:03,924 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:01:03,924 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 -> c7d36cb8084b3b73810a71de14395a55857f338f [2019-11-27 16:01:04,559 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:01:04,594 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:01:04,599 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:01:04,607 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:01:04,607 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:01:04,609 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem19_label26.c [2019-11-27 16:01:04,793 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/696a5e7ce/83a981f974c447c48174d51a11e95ca5/FLAG5dab2fa37 [2019-11-27 16:01:06,988 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:01:06,991 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem19_label26.c [2019-11-27 16:01:07,128 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/696a5e7ce/83a981f974c447c48174d51a11e95ca5/FLAG5dab2fa37 [2019-11-27 16:01:07,167 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/696a5e7ce/83a981f974c447c48174d51a11e95ca5 [2019-11-27 16:01:07,176 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:01:07,182 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:01:07,187 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:01:07,187 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:01:07,193 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:01:07,199 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:01:07" (1/1) ... [2019-11-27 16:01:07,206 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5dddb048 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:07, skipping insertion in model container [2019-11-27 16:01:07,207 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:01:07" (1/1) ... [2019-11-27 16:01:07,228 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:01:07,739 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:01:12,575 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:01:12,586 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:01:15,240 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:01:15,362 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:01:15,363 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:15 WrapperNode [2019-11-27 16:01:15,364 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:01:15,367 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:01:15,367 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:01:15,367 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:01:15,383 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:15" (1/1) ... [2019-11-27 16:01:15,569 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:15" (1/1) ... [2019-11-27 16:01:17,042 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:01:17,047 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:01:17,047 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:01:17,048 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:01:17,070 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:15" (1/1) ... [2019-11-27 16:01:17,072 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:15" (1/1) ... [2019-11-27 16:01:17,276 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:15" (1/1) ... [2019-11-27 16:01:17,277 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:15" (1/1) ... [2019-11-27 16:01:18,811 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:15" (1/1) ... [2019-11-27 16:01:18,941 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:15" (1/1) ... [2019-11-27 16:01:19,226 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:15" (1/1) ... [2019-11-27 16:01:19,746 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:01:19,758 INFO L168 Benchmark]: Toolchain (without parser) took 12568.80 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 772.3 MB in the end (delta: 166.4 MB). Peak memory consumption was 391.9 MB. Max. memory is 12.5 GB. [2019-11-27 16:01:19,761 INFO L168 Benchmark]: CDTParser took 0.33 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 16:01:19,767 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8178.25 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 875.4 MB in the end (delta: 63.3 MB). Peak memory consumption was 277.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:01:19,768 INFO L168 Benchmark]: Boogie Procedure Inliner took 1679.88 ms. Allocated memory is still 1.0 GB. Free memory was 875.4 MB in the beginning and 700.0 MB in the end (delta: 175.4 MB). Peak memory consumption was 175.4 MB. Max. memory is 12.5 GB. [2019-11-27 16:01:19,771 INFO L168 Benchmark]: Boogie Preprocessor took 2700.63 ms. Allocated memory is still 1.0 GB. Free memory was 700.0 MB in the beginning and 772.3 MB in the end (delta: -72.3 MB). Peak memory consumption was 153.1 MB. Max. memory is 12.5 GB. [2019-11-27 16:01:19,785 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 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 8178.25 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 875.4 MB in the end (delta: 63.3 MB). Peak memory consumption was 277.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1679.88 ms. Allocated memory is still 1.0 GB. Free memory was 875.4 MB in the beginning and 700.0 MB in the end (delta: 175.4 MB). Peak memory consumption was 175.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 2700.63 ms. Allocated memory is still 1.0 GB. Free memory was 700.0 MB in the beginning and 772.3 MB in the end (delta: -72.3 MB). Peak memory consumption was 153.1 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 0.1.24-509859d [2019-11-27 16:01:23,955 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:01:23,963 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:01:23,998 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:01:24,001 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:01:24,003 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:01:24,008 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:01:24,028 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:01:24,032 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:01:24,045 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:01:24,046 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:01:24,050 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:01:24,050 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:01:24,055 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:01:24,057 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:01:24,060 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:01:24,065 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:01:24,068 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:01:24,074 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:01:24,082 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:01:24,091 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:01:24,099 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:01:24,101 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:01:24,106 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:01:24,113 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:01:24,114 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:01:24,114 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:01:24,117 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:01:24,118 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:01:24,119 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:01:24,122 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:01:24,123 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:01:24,125 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:01:24,129 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:01:24,133 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:01:24,134 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:01:24,135 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:01:24,138 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:01:24,138 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:01:24,139 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:01:24,142 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:01:24,144 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:01:24,183 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:01:24,185 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:01:24,188 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:01:24,191 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:01:24,191 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:01:24,192 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:01:24,192 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:01:24,192 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:01:24,193 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:01:24,193 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:01:24,193 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:01:24,194 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:01:24,198 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:01:24,199 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:01:24,199 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:01:24,199 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:01:24,200 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:01:24,200 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:01:24,200 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:01:24,201 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:01:24,201 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:01:24,201 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:01:24,203 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:01:24,203 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:01:24,203 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:01:24,204 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:01:24,205 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:01:24,205 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:01:24,205 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:01:24,206 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:01:24,207 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 -> c7d36cb8084b3b73810a71de14395a55857f338f [2019-11-27 16:01:24,846 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:01:24,877 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:01:24,885 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:01:24,893 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:01:24,894 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:01:24,896 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem19_label26.c [2019-11-27 16:01:25,065 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7c610e6e4/a3ec15db3d4c46d9a9ea065f9fa7474e/FLAG4fc8f2247 [2019-11-27 16:01:27,044 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:01:27,047 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem19_label26.c [2019-11-27 16:01:27,152 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7c610e6e4/a3ec15db3d4c46d9a9ea065f9fa7474e/FLAG4fc8f2247 [2019-11-27 16:01:27,193 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7c610e6e4/a3ec15db3d4c46d9a9ea065f9fa7474e [2019-11-27 16:01:27,206 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:01:27,208 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:01:27,210 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:01:27,212 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:01:27,219 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:01:27,222 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:01:27" (1/1) ... [2019-11-27 16:01:27,234 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3cc5bc2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:27, skipping insertion in model container [2019-11-27 16:01:27,235 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:01:27" (1/1) ... [2019-11-27 16:01:27,255 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:01:27,773 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:01:33,412 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:01:33,427 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:01:36,323 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:01:36,466 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:01:36,469 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:36 WrapperNode [2019-11-27 16:01:36,470 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:01:36,471 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:01:36,475 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:01:36,475 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:01:36,495 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:36" (1/1) ... [2019-11-27 16:01:36,696 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:36" (1/1) ... [2019-11-27 16:01:37,214 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:01:37,218 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:01:37,218 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:01:37,218 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:01:37,240 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:36" (1/1) ... [2019-11-27 16:01:37,242 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:36" (1/1) ... [2019-11-27 16:01:37,378 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:36" (1/1) ... [2019-11-27 16:01:37,382 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:36" (1/1) ... [2019-11-27 16:01:38,337 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:36" (1/1) ... [2019-11-27 16:01:38,475 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:36" (1/1) ... [2019-11-27 16:01:38,593 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:36" (1/1) ... [2019-11-27 16:01:38,736 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:01:38,746 INFO L168 Benchmark]: Toolchain (without parser) took 11533.36 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 860.6 MB in the end (delta: 78.2 MB). Peak memory consumption was 316.4 MB. Max. memory is 12.5 GB. [2019-11-27 16:01:38,747 INFO L168 Benchmark]: CDTParser took 2.98 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 16:01:38,752 INFO L168 Benchmark]: CACSL2BoogieTranslator took 9260.75 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 761.3 MB in the end (delta: 177.5 MB). Peak memory consumption was 258.6 MB. Max. memory is 12.5 GB. [2019-11-27 16:01:38,753 INFO L168 Benchmark]: Boogie Procedure Inliner took 745.75 ms. Allocated memory is still 1.0 GB. Free memory was 761.3 MB in the beginning and 689.0 MB in the end (delta: 72.3 MB). Peak memory consumption was 72.3 MB. Max. memory is 12.5 GB. [2019-11-27 16:01:38,757 INFO L168 Benchmark]: Boogie Preprocessor took 1518.86 ms. Allocated memory is still 1.0 GB. Free memory was 689.0 MB in the beginning and 860.6 MB in the end (delta: -171.6 MB). Peak memory consumption was 66.6 MB. Max. memory is 12.5 GB. [2019-11-27 16:01:38,768 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.98 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 9260.75 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 761.3 MB in the end (delta: 177.5 MB). Peak memory consumption was 258.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 745.75 ms. Allocated memory is still 1.0 GB. Free memory was 761.3 MB in the beginning and 689.0 MB in the end (delta: 72.3 MB). Peak memory consumption was 72.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1518.86 ms. Allocated memory is still 1.0 GB. Free memory was 689.0 MB in the beginning and 860.6 MB in the end (delta: -171.6 MB). Peak memory consumption was 66.6 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...