./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem02_label01.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/Problem02_label01.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 4facd755ec6bf0af5c404932d2a8a73ce9edcfbd ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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_label01.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 4facd755ec6bf0af5c404932d2a8a73ce9edcfbd ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 09:21:03,830 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:21:03,835 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:21:03,870 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:21:03,871 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:21:03,874 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:21:03,878 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:21:03,888 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:21:03,906 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:21:03,911 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:21:03,914 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:21:03,921 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:21:03,922 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:21:03,927 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:21:03,933 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:21:03,937 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:21:03,941 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:21:03,947 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:21:03,951 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:21:03,961 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:21:03,963 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:21:03,974 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:21:03,976 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:21:03,981 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:21:03,988 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:21:03,990 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:21:03,990 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:21:03,994 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:21:03,995 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:21:04,000 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:21:04,000 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:21:04,001 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:21:04,006 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:21:04,007 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:21:04,009 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:21:04,012 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:21:04,013 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:21:04,013 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:21:04,014 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:21:04,018 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:21:04,020 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:21:04,023 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:21:04,060 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:21:04,062 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:21:04,069 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:21:04,072 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:21:04,072 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:21:04,073 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:21:04,073 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:21:04,073 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:21:04,075 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:21:04,075 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:21:04,076 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:21:04,077 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:21:04,078 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:21:04,078 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:21:04,079 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:21:04,079 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:21:04,081 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:21:04,081 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:21:04,081 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:21:04,082 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:21:04,082 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:21:04,082 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:21:04,082 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:21:04,084 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:21:04,084 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:21:04,084 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:21:04,084 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:21:04,086 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:21:04,086 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 -> 4facd755ec6bf0af5c404932d2a8a73ce9edcfbd [2019-11-27 09:21:04,723 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:21:04,754 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:21:04,762 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:21:04,765 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:21:04,767 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:21:04,771 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem02_label01.c [2019-11-27 09:21:04,930 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2c02b7c33/4c0e3454c6164abfbf5a04d2011e4b97/FLAGaf4b74967 [2019-11-27 09:21:06,280 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:21:06,281 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem02_label01.c [2019-11-27 09:21:06,323 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2c02b7c33/4c0e3454c6164abfbf5a04d2011e4b97/FLAGaf4b74967 [2019-11-27 09:21:06,366 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2c02b7c33/4c0e3454c6164abfbf5a04d2011e4b97 [2019-11-27 09:21:06,375 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:21:06,379 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:21:06,383 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:21:06,384 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:21:06,393 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:21:06,394 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:21:06" (1/1) ... [2019-11-27 09:21:06,402 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 27.11 09:21:06, skipping insertion in model container [2019-11-27 09:21:06,406 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:21:06" (1/1) ... [2019-11-27 09:21:06,425 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:21:06,533 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:21:07,600 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:21:07,619 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:21:07,915 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:21:07,956 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:21:07,958 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:07 WrapperNode [2019-11-27 09:21:07,960 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:21:07,964 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:21:07,964 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:21:07,964 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:21:07,976 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:07" (1/1) ... [2019-11-27 09:21:08,028 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:07" (1/1) ... [2019-11-27 09:21:08,179 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:21:08,181 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:21:08,182 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:21:08,183 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:21:08,195 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:07" (1/1) ... [2019-11-27 09:21:08,196 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:07" (1/1) ... [2019-11-27 09:21:08,223 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:07" (1/1) ... [2019-11-27 09:21:08,224 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:07" (1/1) ... [2019-11-27 09:21:08,285 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:07" (1/1) ... [2019-11-27 09:21:08,324 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:07" (1/1) ... [2019-11-27 09:21:08,345 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:07" (1/1) ... [2019-11-27 09:21:08,373 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:21:08,387 INFO L168 Benchmark]: Toolchain (without parser) took 1997.79 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 961.4 MB in the end (delta: 284.4 kB). Peak memory consumption was 349.9 kB. Max. memory is 12.5 GB. [2019-11-27 09:21:08,388 INFO L168 Benchmark]: CDTParser took 0.40 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 09:21:08,391 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1576.77 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 978.6 MB in the end (delta: -16.9 MB). Peak memory consumption was 27.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:21:08,396 INFO L168 Benchmark]: Boogie Procedure Inliner took 216.92 ms. Allocated memory is still 1.0 GB. Free memory was 978.6 MB in the beginning and 972.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:21:08,397 INFO L168 Benchmark]: Boogie Preprocessor took 193.00 ms. Allocated memory is still 1.0 GB. Free memory was 972.9 MB in the beginning and 961.4 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:21:08,407 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40 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 1576.77 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 978.6 MB in the end (delta: -16.9 MB). Peak memory consumption was 27.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 216.92 ms. Allocated memory is still 1.0 GB. Free memory was 978.6 MB in the beginning and 972.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 193.00 ms. Allocated memory is still 1.0 GB. Free memory was 972.9 MB in the beginning and 961.4 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 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 09:21:12,285 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:21:12,291 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:21:12,328 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:21:12,330 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:21:12,341 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:21:12,344 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:21:12,360 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:21:12,363 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:21:12,370 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:21:12,375 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:21:12,379 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:21:12,379 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:21:12,385 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:21:12,388 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:21:12,393 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:21:12,397 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:21:12,403 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:21:12,406 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:21:12,416 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:21:12,425 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:21:12,431 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:21:12,432 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:21:12,437 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:21:12,446 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:21:12,447 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:21:12,447 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:21:12,449 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:21:12,450 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:21:12,453 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:21:12,455 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:21:12,456 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:21:12,458 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:21:12,462 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:21:12,464 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:21:12,465 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:21:12,468 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:21:12,468 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:21:12,470 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:21:12,471 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:21:12,474 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:21:12,476 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:21:12,517 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:21:12,519 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:21:12,525 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:21:12,526 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:21:12,526 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:21:12,529 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:21:12,529 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:21:12,530 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:21:12,530 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:21:12,530 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:21:12,532 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:21:12,532 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:21:12,532 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:21:12,533 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:21:12,535 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:21:12,535 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:21:12,535 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:21:12,536 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:21:12,536 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:21:12,538 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:21:12,538 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:21:12,538 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:21:12,539 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:21:12,539 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:21:12,541 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:21:12,541 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:21:12,541 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:21:12,542 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:21:12,542 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:21:12,544 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:21:12,545 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 -> 4facd755ec6bf0af5c404932d2a8a73ce9edcfbd [2019-11-27 09:21:13,165 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:21:13,193 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:21:13,200 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:21:13,207 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:21:13,207 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:21:13,209 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem02_label01.c [2019-11-27 09:21:13,368 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5406a6608/cc111bb9ebbb40879c08a1cd5dbce5e9/FLAG4f877a1c0 [2019-11-27 09:21:14,635 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:21:14,636 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem02_label01.c [2019-11-27 09:21:14,670 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5406a6608/cc111bb9ebbb40879c08a1cd5dbce5e9/FLAG4f877a1c0 [2019-11-27 09:21:14,710 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5406a6608/cc111bb9ebbb40879c08a1cd5dbce5e9 [2019-11-27 09:21:14,720 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:21:14,724 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:21:14,729 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:21:14,730 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:21:14,740 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:21:14,741 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:21:14" (1/1) ... [2019-11-27 09:21:14,748 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 27.11 09:21:14, skipping insertion in model container [2019-11-27 09:21:14,749 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:21:14" (1/1) ... [2019-11-27 09:21:14,773 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:21:14,886 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:21:15,971 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:21:15,998 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:21:16,287 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:21:16,333 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:21:16,334 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:16 WrapperNode [2019-11-27 09:21:16,337 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:21:16,338 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:21:16,338 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:21:16,340 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:21:16,366 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:16" (1/1) ... [2019-11-27 09:21:16,421 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:16" (1/1) ... [2019-11-27 09:21:16,545 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:21:16,545 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:21:16,546 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:21:16,546 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:21:16,557 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:16" (1/1) ... [2019-11-27 09:21:16,558 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:16" (1/1) ... [2019-11-27 09:21:16,586 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:16" (1/1) ... [2019-11-27 09:21:16,590 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:16" (1/1) ... [2019-11-27 09:21:16,651 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:16" (1/1) ... [2019-11-27 09:21:16,679 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:16" (1/1) ... [2019-11-27 09:21:16,692 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:16" (1/1) ... [2019-11-27 09:21:16,714 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:21:16,717 INFO L168 Benchmark]: Toolchain (without parser) took 1993.69 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 960.8 MB in the end (delta: 906.6 kB). Peak memory consumption was 972.1 kB. Max. memory is 12.5 GB. [2019-11-27 09:21:16,724 INFO L168 Benchmark]: CDTParser took 0.97 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 09:21:16,725 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1608.19 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 972.2 MB in the end (delta: -10.6 MB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:21:16,727 INFO L168 Benchmark]: Boogie Procedure Inliner took 207.00 ms. Allocated memory is still 1.0 GB. Free memory was 972.2 MB in the beginning and 966.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:21:16,732 INFO L168 Benchmark]: Boogie Preprocessor took 169.11 ms. Allocated memory is still 1.0 GB. Free memory was 966.5 MB in the beginning and 960.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:21:16,736 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.97 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 1608.19 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 972.2 MB in the end (delta: -10.6 MB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 207.00 ms. Allocated memory is still 1.0 GB. Free memory was 972.2 MB in the beginning and 966.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 169.11 ms. Allocated memory is still 1.0 GB. Free memory was 966.5 MB in the beginning and 960.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...