./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem04_label22.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/Problem04_label22.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 c4f9c450fa5cc00b7fbcc1fc0d1256ad17aef5bd .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem04_label22.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 c4f9c450fa5cc00b7fbcc1fc0d1256ad17aef5bd ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:35:20,708 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:35:20,713 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:35:20,736 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:35:20,737 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:35:20,740 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:35:20,743 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:35:20,755 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:35:20,762 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:35:20,765 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:35:20,766 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:35:20,770 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:35:20,771 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:35:20,774 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:35:20,776 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:35:20,780 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:35:20,781 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:35:20,782 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:35:20,786 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:35:20,792 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:35:20,798 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:35:20,802 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:35:20,803 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:35:20,806 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:35:20,812 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:35:20,813 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:35:20,814 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:35:20,817 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:35:20,817 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:35:20,818 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:35:20,819 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:35:20,822 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:35:20,823 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:35:20,824 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:35:20,825 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:35:20,827 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:35:20,828 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:35:20,828 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:35:20,829 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:35:20,829 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:35:20,833 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:35:20,833 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:35:20,861 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:35:20,861 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:35:20,866 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:35:20,867 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:35:20,867 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:35:20,867 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:35:20,867 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:35:20,868 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:35:20,868 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:35:20,868 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:35:20,869 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:35:20,869 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:35:20,869 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:35:20,870 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:35:20,872 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:35:20,872 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:35:20,872 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:35:20,872 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:35:20,873 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:35:20,873 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:35:20,873 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:35:20,873 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:35:20,873 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:35:20,875 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:35:20,875 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:35:20,875 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:35:20,875 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:35:20,875 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:35:20,876 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 -> c4f9c450fa5cc00b7fbcc1fc0d1256ad17aef5bd [2019-11-26 16:35:21,343 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:35:21,360 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:35:21,365 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:35:21,369 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:35:21,371 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:35:21,372 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label22.c [2019-11-26 16:35:21,480 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6628f1d62/e34ac8b7e4d64daabc1d313d446af1f4/FLAG09e622809 [2019-11-26 16:35:22,648 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:35:22,651 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label22.c [2019-11-26 16:35:22,701 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6628f1d62/e34ac8b7e4d64daabc1d313d446af1f4/FLAG09e622809 [2019-11-26 16:35:22,995 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6628f1d62/e34ac8b7e4d64daabc1d313d446af1f4 [2019-11-26 16:35:23,004 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:35:23,005 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:35:23,009 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:35:23,011 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:35:23,017 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:35:23,021 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:35:22" (1/1) ... [2019-11-26 16:35:23,027 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79f65d96 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:23, skipping insertion in model container [2019-11-26 16:35:23,028 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:35:22" (1/1) ... [2019-11-26 16:35:23,041 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:35:23,264 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:35:25,167 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:35:25,175 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:35:26,191 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:35:26,243 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:35:26,248 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:26 WrapperNode [2019-11-26 16:35:26,249 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:35:26,250 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:35:26,250 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:35:26,251 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:35:26,264 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:26" (1/1) ... [2019-11-26 16:35:26,345 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:26" (1/1) ... [2019-11-26 16:35:26,603 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:35:26,605 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:35:26,605 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:35:26,605 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:35:26,621 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:26" (1/1) ... [2019-11-26 16:35:26,621 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:26" (1/1) ... [2019-11-26 16:35:26,676 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:26" (1/1) ... [2019-11-26 16:35:26,679 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:26" (1/1) ... [2019-11-26 16:35:26,825 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:26" (1/1) ... [2019-11-26 16:35:26,874 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:26" (1/1) ... [2019-11-26 16:35:26,928 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:26" (1/1) ... [2019-11-26 16:35:26,964 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:35:26,975 INFO L168 Benchmark]: Toolchain (without parser) took 3963.88 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 941.6 MB in the beginning and 745.9 MB in the end (delta: 195.8 MB). Peak memory consumption was 195.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:26,978 INFO L168 Benchmark]: CDTParser took 0.21 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 16:35:26,979 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3240.47 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 941.6 MB in the beginning and 814.6 MB in the end (delta: 127.0 MB). Peak memory consumption was 127.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:26,983 INFO L168 Benchmark]: Boogie Procedure Inliner took 354.12 ms. Allocated memory is still 1.0 GB. Free memory was 814.6 MB in the beginning and 774.5 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:26,985 INFO L168 Benchmark]: Boogie Preprocessor took 362.48 ms. Allocated memory is still 1.0 GB. Free memory was 774.5 MB in the beginning and 745.9 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:26,991 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 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 3240.47 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 941.6 MB in the beginning and 814.6 MB in the end (delta: 127.0 MB). Peak memory consumption was 127.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 354.12 ms. Allocated memory is still 1.0 GB. Free memory was 814.6 MB in the beginning and 774.5 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 362.48 ms. Allocated memory is still 1.0 GB. Free memory was 774.5 MB in the beginning and 745.9 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 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 16:35:29,728 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:35:29,730 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:35:29,752 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:35:29,752 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:35:29,763 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:35:29,764 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:35:29,768 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:35:29,773 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:35:29,774 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:35:29,778 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:35:29,787 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:35:29,790 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:35:29,795 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:35:29,796 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:35:29,797 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:35:29,800 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:35:29,801 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:35:29,804 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:35:29,811 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:35:29,819 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:35:29,824 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:35:29,826 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:35:29,830 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:35:29,836 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:35:29,836 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:35:29,836 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:35:29,838 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:35:29,841 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:35:29,842 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:35:29,843 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:35:29,843 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:35:29,844 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:35:29,848 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:35:29,849 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:35:29,849 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:35:29,852 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:35:29,853 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:35:29,853 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:35:29,854 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:35:29,855 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:35:29,856 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:35:29,886 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:35:29,887 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:35:29,889 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:35:29,892 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:35:29,892 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:35:29,892 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:35:29,893 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:35:29,893 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:35:29,893 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:35:29,893 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:35:29,896 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:35:29,896 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:35:29,896 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:35:29,896 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:35:29,897 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:35:29,897 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:35:29,900 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:35:29,900 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:35:29,900 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:35:29,901 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:35:29,901 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:35:29,901 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:35:29,901 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:35:29,901 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:35:29,902 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:35:29,902 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:35:29,902 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:35:29,902 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:35:29,902 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:35:29,903 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:35:29,906 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 -> c4f9c450fa5cc00b7fbcc1fc0d1256ad17aef5bd [2019-11-26 16:35:30,363 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:35:30,380 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:35:30,389 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:35:30,390 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:35:30,391 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:35:30,392 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label22.c [2019-11-26 16:35:30,483 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/111315e53/9052548501bc4ea4999e621618216ec1/FLAGf872ddb92 [2019-11-26 16:35:31,652 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:35:31,654 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label22.c [2019-11-26 16:35:31,719 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/111315e53/9052548501bc4ea4999e621618216ec1/FLAGf872ddb92 [2019-11-26 16:35:32,012 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/111315e53/9052548501bc4ea4999e621618216ec1 [2019-11-26 16:35:32,020 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:35:32,023 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:35:32,028 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:35:32,028 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:35:32,031 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:35:32,036 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:35:32" (1/1) ... [2019-11-26 16:35:32,042 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22f8f298 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:32, skipping insertion in model container [2019-11-26 16:35:32,043 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:35:32" (1/1) ... [2019-11-26 16:35:32,056 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:35:32,271 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:35:34,257 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:35:34,269 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:35:35,291 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:35:35,348 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:35:35,350 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:35 WrapperNode [2019-11-26 16:35:35,350 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:35:35,351 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:35:35,352 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:35:35,352 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:35:35,368 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:35" (1/1) ... [2019-11-26 16:35:35,439 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:35" (1/1) ... [2019-11-26 16:35:35,734 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:35:35,736 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:35:35,736 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:35:35,736 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:35:35,755 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:35" (1/1) ... [2019-11-26 16:35:35,755 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:35" (1/1) ... [2019-11-26 16:35:35,801 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:35" (1/1) ... [2019-11-26 16:35:35,806 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:35" (1/1) ... [2019-11-26 16:35:35,978 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:35" (1/1) ... [2019-11-26 16:35:36,034 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:35" (1/1) ... [2019-11-26 16:35:36,069 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:35" (1/1) ... [2019-11-26 16:35:36,108 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:35:36,118 INFO L168 Benchmark]: Toolchain (without parser) took 4092.93 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 734.4 MB in the end (delta: 215.8 MB). Peak memory consumption was 215.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:36,120 INFO L168 Benchmark]: CDTParser took 1.72 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 16:35:36,123 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3322.95 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 797.6 MB in the end (delta: 152.7 MB). Peak memory consumption was 152.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:36,124 INFO L168 Benchmark]: Boogie Procedure Inliner took 384.27 ms. Allocated memory is still 1.0 GB. Free memory was 797.6 MB in the beginning and 763.2 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:36,127 INFO L168 Benchmark]: Boogie Preprocessor took 377.75 ms. Allocated memory is still 1.0 GB. Free memory was 763.2 MB in the beginning and 734.4 MB in the end (delta: 28.8 MB). Peak memory consumption was 28.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:36,134 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.72 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 3322.95 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 797.6 MB in the end (delta: 152.7 MB). Peak memory consumption was 152.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 384.27 ms. Allocated memory is still 1.0 GB. Free memory was 797.6 MB in the beginning and 763.2 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 377.75 ms. Allocated memory is still 1.0 GB. Free memory was 763.2 MB in the beginning and 734.4 MB in the end (delta: 28.8 MB). Peak memory consumption was 28.8 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...