./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem04_label28.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 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_label28.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 64d8dea622e67cd00f72cf1597cba42c858b4e4b ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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_label28.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 64d8dea622e67cd00f72cf1597cba42c858b4e4b ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:22:39,684 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:22:39,686 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:22:39,711 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:22:39,711 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:22:39,713 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:22:39,718 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:22:39,727 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:22:39,731 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:22:39,736 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:22:39,740 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:22:39,742 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:22:39,742 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:22:39,744 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:22:39,747 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:22:39,748 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:22:39,750 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:22:39,752 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:22:39,754 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:22:39,759 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:22:39,765 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:22:39,770 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:22:39,771 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:22:39,773 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:22:39,779 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:22:39,780 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:22:39,780 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:22:39,781 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:22:39,784 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:22:39,785 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:22:39,785 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:22:39,786 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:22:39,789 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:22:39,790 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:22:39,791 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:22:39,792 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:22:39,795 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:22:39,795 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:22:39,795 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:22:39,796 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:22:39,798 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:22:39,799 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:22:39,839 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:22:39,843 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:22:39,844 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:22:39,845 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:22:39,845 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:22:39,846 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:22:39,846 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:22:39,846 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:22:39,846 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:22:39,846 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:22:39,847 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:22:39,847 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:22:39,849 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:22:39,849 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:22:39,849 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:22:39,850 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:22:39,850 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:22:39,850 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:22:39,852 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:22:39,852 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:22:39,852 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:22:39,852 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:22:39,853 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:22:39,853 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:22:39,853 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:22:39,853 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:22:39,855 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:22:39,855 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:22:39,855 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 -> 64d8dea622e67cd00f72cf1597cba42c858b4e4b [2019-11-27 09:22:40,289 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:22:40,306 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:22:40,309 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:22:40,314 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:22:40,315 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:22:40,319 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label28.c [2019-11-27 09:22:40,420 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9a91e3de1/66e73a1d80ac457e986d8a3a2be2e3dd/FLAGa0eea6717 [2019-11-27 09:22:41,504 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:22:41,505 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label28.c [2019-11-27 09:22:41,563 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9a91e3de1/66e73a1d80ac457e986d8a3a2be2e3dd/FLAGa0eea6717 [2019-11-27 09:22:41,953 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9a91e3de1/66e73a1d80ac457e986d8a3a2be2e3dd [2019-11-27 09:22:41,960 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:22:41,962 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:22:41,966 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:22:41,969 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:22:41,975 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:22:41,976 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:22:41" (1/1) ... [2019-11-27 09:22:41,982 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 27.11 09:22:41, skipping insertion in model container [2019-11-27 09:22:41,982 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:22:41" (1/1) ... [2019-11-27 09:22:41,995 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:22:42,216 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:22:44,468 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:22:44,478 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:22:45,588 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:22:45,640 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:22:45,642 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:45 WrapperNode [2019-11-27 09:22:45,644 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:22:45,645 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:22:45,646 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:22:45,646 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:22:45,661 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:45" (1/1) ... [2019-11-27 09:22:45,722 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:45" (1/1) ... [2019-11-27 09:22:46,001 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:22:46,002 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:22:46,003 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:22:46,003 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:22:46,019 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:45" (1/1) ... [2019-11-27 09:22:46,020 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:45" (1/1) ... [2019-11-27 09:22:46,064 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:45" (1/1) ... [2019-11-27 09:22:46,066 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:45" (1/1) ... [2019-11-27 09:22:46,217 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:45" (1/1) ... [2019-11-27 09:22:46,264 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:45" (1/1) ... [2019-11-27 09:22:46,296 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:45" (1/1) ... [2019-11-27 09:22:46,334 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:22:46,346 INFO L168 Benchmark]: Toolchain (without parser) took 4379.42 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 943.1 MB in the beginning and 751.6 MB in the end (delta: 191.5 MB). Peak memory consumption was 191.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:46,347 INFO L168 Benchmark]: CDTParser took 0.28 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. [2019-11-27 09:22:46,348 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3677.84 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 943.1 MB in the beginning and 814.6 MB in the end (delta: 128.4 MB). Peak memory consumption was 128.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:46,352 INFO L168 Benchmark]: Boogie Procedure Inliner took 357.38 ms. Allocated memory is still 1.0 GB. Free memory was 814.6 MB in the beginning and 780.3 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:46,357 INFO L168 Benchmark]: Boogie Preprocessor took 336.31 ms. Allocated memory is still 1.0 GB. Free memory was 780.3 MB in the beginning and 751.6 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:46,370 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 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 3677.84 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 943.1 MB in the beginning and 814.6 MB in the end (delta: 128.4 MB). Peak memory consumption was 128.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 357.38 ms. Allocated memory is still 1.0 GB. Free memory was 814.6 MB in the beginning and 780.3 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 336.31 ms. Allocated memory is still 1.0 GB. Free memory was 780.3 MB in the beginning and 751.6 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-da95e15 [2019-11-27 09:22:49,092 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:22:49,094 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:22:49,117 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:22:49,118 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:22:49,129 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:22:49,131 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:22:49,144 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:22:49,150 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:22:49,155 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:22:49,156 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:22:49,161 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:22:49,162 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:22:49,165 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:22:49,166 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:22:49,169 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:22:49,172 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:22:49,173 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:22:49,177 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:22:49,178 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:22:49,186 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:22:49,193 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:22:49,194 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:22:49,195 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:22:49,202 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:22:49,202 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:22:49,205 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:22:49,207 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:22:49,207 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:22:49,208 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:22:49,208 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:22:49,210 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:22:49,211 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:22:49,215 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:22:49,217 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:22:49,217 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:22:49,218 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:22:49,218 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:22:49,218 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:22:49,219 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:22:49,223 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:22:49,224 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:22:49,252 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:22:49,255 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:22:49,257 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:22:49,257 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:22:49,258 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:22:49,260 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:22:49,260 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:22:49,260 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:22:49,260 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:22:49,261 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:22:49,262 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:22:49,262 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:22:49,262 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:22:49,262 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:22:49,263 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:22:49,263 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:22:49,265 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:22:49,265 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:22:49,265 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:22:49,265 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:22:49,266 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:22:49,266 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:22:49,266 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:22:49,266 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:22:49,266 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:22:49,268 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:22:49,268 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:22:49,268 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:22:49,268 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:22:49,268 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:22:49,270 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 -> 64d8dea622e67cd00f72cf1597cba42c858b4e4b [2019-11-27 09:22:49,682 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:22:49,698 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:22:49,707 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:22:49,708 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:22:49,709 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:22:49,710 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label28.c [2019-11-27 09:22:49,817 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3acf5c753/64b73d3e02e24f1588b0230e6ffec87d/FLAG22cc051f4 [2019-11-27 09:22:50,933 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:22:50,935 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label28.c [2019-11-27 09:22:50,982 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3acf5c753/64b73d3e02e24f1588b0230e6ffec87d/FLAG22cc051f4 [2019-11-27 09:22:51,343 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3acf5c753/64b73d3e02e24f1588b0230e6ffec87d [2019-11-27 09:22:51,348 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:22:51,349 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:22:51,359 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:22:51,359 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:22:51,365 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:22:51,366 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:22:51" (1/1) ... [2019-11-27 09:22:51,371 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 27.11 09:22:51, skipping insertion in model container [2019-11-27 09:22:51,371 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:22:51" (1/1) ... [2019-11-27 09:22:51,381 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:22:51,604 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:22:53,622 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:22:53,632 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:22:54,664 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:22:54,721 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:22:54,722 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:54 WrapperNode [2019-11-27 09:22:54,722 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:22:54,723 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:22:54,726 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:22:54,726 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:22:54,743 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:54" (1/1) ... [2019-11-27 09:22:54,813 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:54" (1/1) ... [2019-11-27 09:22:55,080 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:22:55,081 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:22:55,081 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:22:55,081 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:22:55,097 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:54" (1/1) ... [2019-11-27 09:22:55,099 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:54" (1/1) ... [2019-11-27 09:22:55,145 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:54" (1/1) ... [2019-11-27 09:22:55,146 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:54" (1/1) ... [2019-11-27 09:22:55,293 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:54" (1/1) ... [2019-11-27 09:22:55,341 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:54" (1/1) ... [2019-11-27 09:22:55,379 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:54" (1/1) ... [2019-11-27 09:22:55,417 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:22:55,425 INFO L168 Benchmark]: Toolchain (without parser) took 4071.36 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 733.1 MB in the end (delta: 211.4 MB). Peak memory consumption was 211.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:55,426 INFO L168 Benchmark]: CDTParser took 0.88 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. [2019-11-27 09:22:55,429 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3363.86 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 796.2 MB in the end (delta: 148.4 MB). Peak memory consumption was 148.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:55,430 INFO L168 Benchmark]: Boogie Procedure Inliner took 357.58 ms. Allocated memory is still 1.0 GB. Free memory was 796.2 MB in the beginning and 761.8 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:55,436 INFO L168 Benchmark]: Boogie Preprocessor took 337.72 ms. Allocated memory is still 1.0 GB. Free memory was 761.8 MB in the beginning and 733.1 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:55,446 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.88 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 3363.86 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 796.2 MB in the end (delta: 148.4 MB). Peak memory consumption was 148.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 357.58 ms. Allocated memory is still 1.0 GB. Free memory was 796.2 MB in the beginning and 761.8 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 337.72 ms. Allocated memory is still 1.0 GB. Free memory was 761.8 MB in the beginning and 733.1 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...