./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem02_label34.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/Problem02_label34.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 967c72bd82820b824aa390b27f8a26458e2fde4d ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem02_label34.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 967c72bd82820b824aa390b27f8a26458e2fde4d ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 16:34:15,618 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:34:15,623 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:34:15,644 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:34:15,646 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:34:15,649 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:34:15,662 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:34:15,678 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:34:15,682 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:34:15,686 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:34:15,690 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:34:15,697 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:34:15,697 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:34:15,701 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:34:15,706 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:34:15,712 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:34:15,714 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:34:15,720 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:34:15,723 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:34:15,731 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:34:15,739 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:34:15,745 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:34:15,749 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:34:15,753 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:34:15,758 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:34:15,761 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:34:15,761 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:34:15,763 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:34:15,764 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:34:15,767 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:34:15,769 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:34:15,770 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:34:15,771 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:34:15,775 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:34:15,777 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:34:15,780 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:34:15,781 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:34:15,782 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:34:15,782 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:34:15,786 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:34:15,788 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:34:15,789 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:34:15,830 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:34:15,831 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:34:15,833 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:34:15,836 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:34:15,836 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:34:15,837 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:34:15,837 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:34:15,837 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:34:15,838 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:34:15,839 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:34:15,840 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:34:15,842 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:34:15,842 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:34:15,843 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:34:15,843 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:34:15,843 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:34:15,845 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:34:15,845 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:34:15,845 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:34:15,847 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:34:15,847 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:34:15,847 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:34:15,848 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:34:15,849 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:34:15,849 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:34:15,852 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:34:15,852 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:34:15,853 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:34:15,853 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 -> 967c72bd82820b824aa390b27f8a26458e2fde4d [2019-11-26 16:34:16,439 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:34:16,468 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:34:16,477 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:34:16,478 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:34:16,483 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:34:16,484 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem02_label34.c [2019-11-26 16:34:16,644 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1029350d3/9d0223eb8c36438895a483000111799c/FLAGde15e0c06 [2019-11-26 16:34:17,929 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:34:17,932 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem02_label34.c [2019-11-26 16:34:17,967 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1029350d3/9d0223eb8c36438895a483000111799c/FLAGde15e0c06 [2019-11-26 16:34:18,003 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1029350d3/9d0223eb8c36438895a483000111799c [2019-11-26 16:34:18,011 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:34:18,016 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:34:18,020 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:34:18,021 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:34:18,028 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:34:18,032 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:34:18" (1/1) ... [2019-11-26 16:34:18,038 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@310b35a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:18, skipping insertion in model container [2019-11-26 16:34:18,039 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:34:18" (1/1) ... [2019-11-26 16:34:18,061 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:34:18,174 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:34:19,230 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:34:19,240 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:34:19,513 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:34:19,549 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:34:19,550 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:19 WrapperNode [2019-11-26 16:34:19,551 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:34:19,552 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:34:19,553 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:34:19,553 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:34:19,563 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:19" (1/1) ... [2019-11-26 16:34:19,619 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:19" (1/1) ... [2019-11-26 16:34:19,748 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:34:19,750 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:34:19,750 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:34:19,751 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:34:19,762 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:19" (1/1) ... [2019-11-26 16:34:19,762 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:19" (1/1) ... [2019-11-26 16:34:19,787 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:19" (1/1) ... [2019-11-26 16:34:19,788 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:19" (1/1) ... [2019-11-26 16:34:19,853 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:19" (1/1) ... [2019-11-26 16:34:19,888 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:19" (1/1) ... [2019-11-26 16:34:19,909 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:19" (1/1) ... [2019-11-26 16:34:19,940 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:34:19,949 INFO L168 Benchmark]: Toolchain (without parser) took 1927.84 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 967.4 MB in the end (delta: -5.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:34:19,955 INFO L168 Benchmark]: CDTParser took 0.32 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 16:34:19,959 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1532.13 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 978.9 MB in the end (delta: -17.2 MB). Peak memory consumption was 27.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:19,960 INFO L168 Benchmark]: Boogie Procedure Inliner took 197.20 ms. Allocated memory is still 1.0 GB. Free memory was 978.9 MB in the beginning and 973.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:19,966 INFO L168 Benchmark]: Boogie Preprocessor took 190.52 ms. Allocated memory is still 1.0 GB. Free memory was 973.1 MB in the beginning and 967.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:19,985 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 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 1532.13 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 978.9 MB in the end (delta: -17.2 MB). Peak memory consumption was 27.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 197.20 ms. Allocated memory is still 1.0 GB. Free memory was 978.9 MB in the beginning and 973.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 190.52 ms. Allocated memory is still 1.0 GB. Free memory was 973.1 MB in the beginning and 967.4 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 16:34:23,824 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:34:23,830 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:34:23,865 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:34:23,867 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:34:23,869 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:34:23,877 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:34:23,892 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:34:23,895 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:34:23,904 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:34:23,905 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:34:23,910 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:34:23,911 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:34:23,917 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:34:23,920 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:34:23,922 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:34:23,926 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:34:23,931 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:34:23,934 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:34:23,943 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:34:23,951 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:34:23,958 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:34:23,959 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:34:23,965 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:34:23,971 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:34:23,972 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:34:23,972 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:34:23,975 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:34:23,977 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:34:23,978 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:34:23,980 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:34:23,984 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:34:23,984 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:34:23,986 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:34:23,990 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:34:23,991 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:34:23,992 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:34:23,994 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:34:23,994 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:34:23,995 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:34:23,998 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:34:24,000 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:34:24,038 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:34:24,040 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:34:24,046 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:34:24,047 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:34:24,047 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:34:24,048 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:34:24,048 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:34:24,048 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:34:24,049 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:34:24,049 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:34:24,050 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:34:24,053 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:34:24,053 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:34:24,054 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:34:24,054 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:34:24,054 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:34:24,055 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:34:24,055 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:34:24,058 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:34:24,058 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:34:24,059 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:34:24,059 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:34:24,059 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:34:24,059 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:34:24,060 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:34:24,060 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:34:24,060 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:34:24,061 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:34:24,063 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:34:24,063 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:34:24,064 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 -> 967c72bd82820b824aa390b27f8a26458e2fde4d [2019-11-26 16:34:24,642 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:34:24,672 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:34:24,677 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:34:24,682 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:34:24,685 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:34:24,689 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem02_label34.c [2019-11-26 16:34:24,846 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/035438d4e/0d79dbdcac0d4716a84530a839a6d779/FLAG88c3b4317 [2019-11-26 16:34:26,076 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:34:26,082 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem02_label34.c [2019-11-26 16:34:26,116 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/035438d4e/0d79dbdcac0d4716a84530a839a6d779/FLAG88c3b4317 [2019-11-26 16:34:26,153 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/035438d4e/0d79dbdcac0d4716a84530a839a6d779 [2019-11-26 16:34:26,161 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:34:26,164 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:34:26,170 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:34:26,171 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:34:26,179 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:34:26,180 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:34:26" (1/1) ... [2019-11-26 16:34:26,183 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@231fc69b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:26, skipping insertion in model container [2019-11-26 16:34:26,184 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:34:26" (1/1) ... [2019-11-26 16:34:26,193 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:34:26,314 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:34:27,366 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:34:27,387 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:34:27,672 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:34:27,712 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:34:27,717 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:27 WrapperNode [2019-11-26 16:34:27,717 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:34:27,721 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:34:27,721 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:34:27,722 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:34:27,745 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:27" (1/1) ... [2019-11-26 16:34:27,796 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:27" (1/1) ... [2019-11-26 16:34:27,930 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:34:27,934 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:34:27,934 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:34:27,934 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:34:27,954 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:27" (1/1) ... [2019-11-26 16:34:27,957 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:27" (1/1) ... [2019-11-26 16:34:27,971 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:27" (1/1) ... [2019-11-26 16:34:27,971 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:27" (1/1) ... [2019-11-26 16:34:28,030 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:27" (1/1) ... [2019-11-26 16:34:28,060 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:27" (1/1) ... [2019-11-26 16:34:28,080 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:27" (1/1) ... [2019-11-26 16:34:28,103 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:34:28,115 INFO L168 Benchmark]: Toolchain (without parser) took 1947.23 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 956.6 MB in the end (delta: 5.1 MB). Peak memory consumption was 5.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:28,117 INFO L168 Benchmark]: CDTParser took 0.41 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 16:34:28,120 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1547.11 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 968.0 MB in the end (delta: -6.4 MB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:28,122 INFO L168 Benchmark]: Boogie Procedure Inliner took 212.57 ms. Allocated memory is still 1.0 GB. Free memory was 968.0 MB in the beginning and 962.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:28,127 INFO L168 Benchmark]: Boogie Preprocessor took 174.74 ms. Allocated memory is still 1.0 GB. Free memory was 962.3 MB in the beginning and 956.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:28,137 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41 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 1547.11 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 968.0 MB in the end (delta: -6.4 MB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 212.57 ms. Allocated memory is still 1.0 GB. Free memory was 968.0 MB in the beginning and 962.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 174.74 ms. Allocated memory is still 1.0 GB. Free memory was 962.3 MB in the beginning and 956.6 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...