./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem01_label29.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/Problem01_label29.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 3449156d5b203ef4b6a1a68bea9e5efb1d4b37b1 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem01_label29.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 3449156d5b203ef4b6a1a68bea9e5efb1d4b37b1 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 09:20:46,229 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:20:46,237 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:20:46,277 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:20:46,278 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:20:46,280 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:20:46,285 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:20:46,304 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:20:46,308 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:20:46,315 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:20:46,318 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:20:46,324 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:20:46,325 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:20:46,329 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:20:46,335 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:20:46,338 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:20:46,341 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:20:46,344 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:20:46,349 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:20:46,360 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:20:46,369 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:20:46,375 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:20:46,378 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:20:46,385 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:20:46,391 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:20:46,392 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:20:46,392 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:20:46,397 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:20:46,398 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:20:46,399 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:20:46,401 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:20:46,402 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:20:46,404 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:20:46,410 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:20:46,412 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:20:46,412 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:20:46,415 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:20:46,417 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:20:46,417 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:20:46,421 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:20:46,424 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:20:46,425 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:20:46,467 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:20:46,469 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:20:46,473 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:20:46,474 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:20:46,477 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:20:46,477 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:20:46,478 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:20:46,478 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:20:46,478 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:20:46,479 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:20:46,480 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:20:46,482 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:20:46,482 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:20:46,485 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:20:46,485 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:20:46,486 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:20:46,486 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:20:46,486 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:20:46,488 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:20:46,488 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:20:46,488 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:20:46,489 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:20:46,491 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:20:46,491 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:20:46,491 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:20:46,492 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:20:46,492 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:20:46,492 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:20:46,493 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 -> 3449156d5b203ef4b6a1a68bea9e5efb1d4b37b1 [2019-11-27 09:20:47,110 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:20:47,146 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:20:47,156 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:20:47,161 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:20:47,163 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:20:47,164 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label29.c [2019-11-27 09:20:47,350 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e7ad62b1f/82efca5f9cd94165978b4f3d74bf137f/FLAG6d2c8a8b6 [2019-11-27 09:20:48,651 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:20:48,652 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label29.c [2019-11-27 09:20:48,691 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e7ad62b1f/82efca5f9cd94165978b4f3d74bf137f/FLAG6d2c8a8b6 [2019-11-27 09:20:48,728 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e7ad62b1f/82efca5f9cd94165978b4f3d74bf137f [2019-11-27 09:20:48,740 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:20:48,745 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:20:48,750 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:20:48,751 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:20:48,760 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:20:48,762 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:20:48" (1/1) ... [2019-11-27 09:20:48,771 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 09:20:48, skipping insertion in model container [2019-11-27 09:20:48,772 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:20:48" (1/1) ... [2019-11-27 09:20:48,785 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:20:48,909 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:20:49,984 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:20:50,009 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:20:50,289 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:20:50,343 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:20:50,345 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:50 WrapperNode [2019-11-27 09:20:50,346 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:20:50,349 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:20:50,349 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:20:50,351 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:20:50,378 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:50" (1/1) ... [2019-11-27 09:20:50,433 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:50" (1/1) ... [2019-11-27 09:20:50,595 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:20:50,597 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:20:50,598 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:20:50,598 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:20:50,623 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:50" (1/1) ... [2019-11-27 09:20:50,626 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:50" (1/1) ... [2019-11-27 09:20:50,643 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:50" (1/1) ... [2019-11-27 09:20:50,644 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:50" (1/1) ... [2019-11-27 09:20:50,699 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:50" (1/1) ... [2019-11-27 09:20:50,736 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:50" (1/1) ... [2019-11-27 09:20:50,753 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:50" (1/1) ... [2019-11-27 09:20:50,778 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:20:50,787 INFO L168 Benchmark]: Toolchain (without parser) took 2041.37 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 967.1 MB in the end (delta: -5.4 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:20:50,790 INFO L168 Benchmark]: CDTParser took 0.53 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 09:20:50,795 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1597.93 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 978.5 MB in the end (delta: -16.8 MB). Peak memory consumption was 27.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:20:50,799 INFO L168 Benchmark]: Boogie Procedure Inliner took 248.51 ms. Allocated memory is still 1.0 GB. Free memory was 978.5 MB in the beginning and 972.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:20:50,801 INFO L168 Benchmark]: Boogie Preprocessor took 182.99 ms. Allocated memory is still 1.0 GB. Free memory was 972.8 MB in the beginning and 967.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:20:50,812 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.53 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 1597.93 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 978.5 MB in the end (delta: -16.8 MB). Peak memory consumption was 27.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 248.51 ms. Allocated memory is still 1.0 GB. Free memory was 978.5 MB in the beginning and 972.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 182.99 ms. Allocated memory is still 1.0 GB. Free memory was 972.8 MB in the beginning and 967.1 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-da95e15 [2019-11-27 09:20:54,763 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:20:54,771 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:20:54,807 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:20:54,807 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:20:54,810 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:20:54,817 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:20:54,835 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:20:54,842 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:20:54,845 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:20:54,849 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:20:54,851 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:20:54,854 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:20:54,860 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:20:54,863 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:20:54,869 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:20:54,874 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:20:54,877 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:20:54,883 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:20:54,888 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:20:54,898 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:20:54,905 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:20:54,909 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:20:54,912 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:20:54,922 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:20:54,923 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:20:54,925 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:20:54,927 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:20:54,930 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:20:54,932 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:20:54,934 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:20:54,935 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:20:54,940 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:20:54,941 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:20:54,944 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:20:54,946 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:20:54,950 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:20:54,950 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:20:54,950 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:20:54,953 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:20:54,959 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:20:54,960 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:20:55,004 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:20:55,005 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:20:55,010 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:20:55,011 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:20:55,012 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:20:55,013 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:20:55,013 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:20:55,015 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:20:55,015 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:20:55,015 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:20:55,017 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:20:55,018 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:20:55,018 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:20:55,020 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:20:55,021 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:20:55,021 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:20:55,021 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:20:55,022 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:20:55,023 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:20:55,023 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:20:55,025 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:20:55,025 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:20:55,025 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:20:55,026 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:20:55,028 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:20:55,028 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:20:55,028 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:20:55,029 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:20:55,029 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:20:55,031 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:20:55,032 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 -> 3449156d5b203ef4b6a1a68bea9e5efb1d4b37b1 [2019-11-27 09:20:55,633 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:20:55,671 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:20:55,680 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:20:55,685 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:20:55,687 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:20:55,689 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label29.c [2019-11-27 09:20:55,877 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4e3f7a970/73c48e5f6d0445a6b4e636d549a8f18a/FLAG84d2f22f1 [2019-11-27 09:20:57,198 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:20:57,203 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label29.c [2019-11-27 09:20:57,240 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4e3f7a970/73c48e5f6d0445a6b4e636d549a8f18a/FLAG84d2f22f1 [2019-11-27 09:20:57,282 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4e3f7a970/73c48e5f6d0445a6b4e636d549a8f18a [2019-11-27 09:20:57,291 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:20:57,304 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:20:57,306 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:20:57,309 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:20:57,317 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:20:57,320 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:20:57" (1/1) ... [2019-11-27 09:20:57,331 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70cb08cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:57, skipping insertion in model container [2019-11-27 09:20:57,332 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:20:57" (1/1) ... [2019-11-27 09:20:57,354 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:20:57,474 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:20:58,591 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:20:58,607 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:20:58,938 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:20:58,976 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:20:58,977 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:58 WrapperNode [2019-11-27 09:20:58,978 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:20:58,979 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:20:58,979 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:20:58,980 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:20:58,992 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:58" (1/1) ... [2019-11-27 09:20:59,058 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:58" (1/1) ... [2019-11-27 09:20:59,223 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:20:59,224 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:20:59,225 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:20:59,225 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:20:59,251 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:58" (1/1) ... [2019-11-27 09:20:59,252 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:58" (1/1) ... [2019-11-27 09:20:59,273 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:58" (1/1) ... [2019-11-27 09:20:59,276 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:58" (1/1) ... [2019-11-27 09:20:59,346 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:58" (1/1) ... [2019-11-27 09:20:59,377 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:58" (1/1) ... [2019-11-27 09:20:59,404 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:58" (1/1) ... [2019-11-27 09:20:59,435 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:20:59,451 INFO L168 Benchmark]: Toolchain (without parser) took 2145.47 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 956.5 MB in the end (delta: 9.5 MB). Peak memory consumption was 9.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:20:59,453 INFO L168 Benchmark]: CDTParser took 2.62 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:20:59,457 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1671.74 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 967.9 MB in the end (delta: -1.9 MB). Peak memory consumption was 21.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:20:59,460 INFO L168 Benchmark]: Boogie Procedure Inliner took 244.72 ms. Allocated memory is still 1.0 GB. Free memory was 967.9 MB in the beginning and 962.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:20:59,466 INFO L168 Benchmark]: Boogie Preprocessor took 216.44 ms. Allocated memory is still 1.0 GB. Free memory was 962.2 MB in the beginning and 956.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:20:59,479 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.62 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1671.74 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 967.9 MB in the end (delta: -1.9 MB). Peak memory consumption was 21.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 244.72 ms. Allocated memory is still 1.0 GB. Free memory was 967.9 MB in the beginning and 962.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 216.44 ms. Allocated memory is still 1.0 GB. Free memory was 962.2 MB in the beginning and 956.5 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...