./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem01_label54.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 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_label54.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 3f51dca3844c7621fbb989f3ed1f9e07d5f2fb43 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_label54.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 3f51dca3844c7621fbb989f3ed1f9e07d5f2fb43 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 20:39:47,463 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:39:47,469 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:39:47,495 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:39:47,497 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:39:47,499 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:39:47,511 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:39:47,527 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:39:47,531 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:39:47,537 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:39:47,539 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:39:47,544 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:39:47,545 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:39:47,549 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:39:47,554 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:39:47,557 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:39:47,561 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:39:47,564 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:39:47,569 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:39:47,577 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:39:47,584 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:39:47,591 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:39:47,593 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:39:47,598 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:39:47,606 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:39:47,606 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:39:47,607 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:39:47,609 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:39:47,609 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:39:47,612 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:39:47,614 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:39:47,615 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:39:47,616 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:39:47,620 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:39:47,622 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:39:47,622 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:39:47,625 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:39:47,626 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:39:47,626 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:39:47,627 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:39:47,631 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:39:47,632 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:39:47,671 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:39:47,672 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:39:47,676 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:39:47,678 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:39:47,678 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:39:47,679 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:39:47,680 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:39:47,680 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:39:47,683 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:39:47,683 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:39:47,684 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:39:47,685 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:39:47,685 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:39:47,686 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:39:47,686 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:39:47,686 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:39:47,687 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:39:47,688 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:39:47,688 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:39:47,691 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:39:47,691 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:39:47,691 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:39:47,692 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:39:47,692 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:39:47,692 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:39:47,693 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:39:47,693 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:39:47,693 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:39:47,696 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:39:47,696 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 -> 3f51dca3844c7621fbb989f3ed1f9e07d5f2fb43 [2019-11-24 20:39:48,291 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:39:48,317 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:39:48,326 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:39:48,328 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:39:48,330 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:39:48,332 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label54.c [2019-11-24 20:39:48,496 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/738cbe336/ba9f0a6bd5de4d52ab6e71dcf3ad5bf5/FLAG8c7132dc3 [2019-11-24 20:39:49,782 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:39:49,784 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label54.c [2019-11-24 20:39:49,815 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/738cbe336/ba9f0a6bd5de4d52ab6e71dcf3ad5bf5/FLAG8c7132dc3 [2019-11-24 20:39:49,860 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/738cbe336/ba9f0a6bd5de4d52ab6e71dcf3ad5bf5 [2019-11-24 20:39:49,868 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:39:49,873 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:39:49,876 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:39:49,878 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:39:49,883 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:39:49,888 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:39:49" (1/1) ... [2019-11-24 20:39:49,895 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36afd66 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:49, skipping insertion in model container [2019-11-24 20:39:49,897 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:39:49" (1/1) ... [2019-11-24 20:39:49,915 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:39:50,021 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:39:51,102 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:39:51,126 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:39:51,406 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:39:51,445 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:39:51,449 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:51 WrapperNode [2019-11-24 20:39:51,451 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:39:51,452 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:39:51,454 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:39:51,454 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:39:51,473 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:51" (1/1) ... [2019-11-24 20:39:51,526 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:51" (1/1) ... [2019-11-24 20:39:51,682 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:39:51,690 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:39:51,691 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:39:51,691 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:39:51,714 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:51" (1/1) ... [2019-11-24 20:39:51,718 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:51" (1/1) ... [2019-11-24 20:39:51,731 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:51" (1/1) ... [2019-11-24 20:39:51,733 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:51" (1/1) ... [2019-11-24 20:39:51,798 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:51" (1/1) ... [2019-11-24 20:39:51,822 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:51" (1/1) ... [2019-11-24 20:39:51,848 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:51" (1/1) ... [2019-11-24 20:39:51,877 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:39:51,883 INFO L168 Benchmark]: Toolchain (without parser) took 2007.43 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 967.4 MB in the end (delta: 45.4 kB). Peak memory consumption was 110.9 kB. Max. memory is 12.5 GB. [2019-11-24 20:39:51,887 INFO L168 Benchmark]: CDTParser took 4.17 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. [2019-11-24 20:39:51,889 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1575.30 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 978.8 MB in the end (delta: -11.4 MB). Peak memory consumption was 27.4 MB. Max. memory is 12.5 GB. [2019-11-24 20:39:51,894 INFO L168 Benchmark]: Boogie Procedure Inliner took 238.22 ms. Allocated memory is still 1.0 GB. Free memory was 978.8 MB in the beginning and 973.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:39:51,898 INFO L168 Benchmark]: Boogie Preprocessor took 187.04 ms. Allocated memory is still 1.0 GB. Free memory was 973.1 MB in the beginning and 967.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:39:51,908 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 4.17 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 1575.30 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 978.8 MB in the end (delta: -11.4 MB). Peak memory consumption was 27.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 238.22 ms. Allocated memory is still 1.0 GB. Free memory was 978.8 MB in the beginning and 973.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 187.04 ms. Allocated memory is still 1.0 GB. Free memory was 973.1 MB in the beginning and 967.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-32f2683 [2019-11-24 20:39:55,695 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:39:55,702 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:39:55,726 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:39:55,728 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:39:55,730 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:39:55,743 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:39:55,757 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:39:55,762 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:39:55,766 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:39:55,769 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:39:55,774 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:39:55,775 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:39:55,780 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:39:55,785 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:39:55,788 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:39:55,790 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:39:55,795 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:39:55,799 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:39:55,807 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:39:55,814 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:39:55,821 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:39:55,823 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:39:55,827 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:39:55,834 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:39:55,835 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:39:55,836 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:39:55,839 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:39:55,840 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:39:55,842 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:39:55,843 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:39:55,847 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:39:55,848 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:39:55,850 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:39:55,853 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:39:55,853 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:39:55,856 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:39:55,858 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:39:55,858 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:39:55,859 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:39:55,862 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:39:55,864 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:39:55,905 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:39:55,908 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:39:55,912 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:39:55,914 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:39:55,914 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:39:55,915 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:39:55,917 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:39:55,917 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:39:55,918 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:39:55,918 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:39:55,920 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:39:55,922 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:39:55,922 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:39:55,923 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:39:55,923 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:39:55,924 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:39:55,925 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:39:55,925 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:39:55,927 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:39:55,928 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:39:55,930 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:39:55,930 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:39:55,930 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:39:55,931 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:39:55,931 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:39:55,931 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:39:55,931 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:39:55,933 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:39:55,933 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:39:55,933 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:39:55,937 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:39:55,938 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 -> 3f51dca3844c7621fbb989f3ed1f9e07d5f2fb43 [2019-11-24 20:39:56,471 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:39:56,500 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:39:56,509 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:39:56,514 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:39:56,515 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:39:56,516 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label54.c [2019-11-24 20:39:56,670 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3deac2f31/30bb29f7d8844e2d8d953dc0eac8f773/FLAG2e9e7fddc [2019-11-24 20:39:57,918 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:39:57,924 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label54.c [2019-11-24 20:39:57,963 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3deac2f31/30bb29f7d8844e2d8d953dc0eac8f773/FLAG2e9e7fddc [2019-11-24 20:39:58,000 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3deac2f31/30bb29f7d8844e2d8d953dc0eac8f773 [2019-11-24 20:39:58,009 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:39:58,015 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:39:58,017 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:39:58,019 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:39:58,026 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:39:58,031 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:39:58" (1/1) ... [2019-11-24 20:39:58,038 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 24.11 08:39:58, skipping insertion in model container [2019-11-24 20:39:58,039 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:39:58" (1/1) ... [2019-11-24 20:39:58,058 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:39:58,166 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:39:59,283 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:39:59,299 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:39:59,576 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:39:59,604 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:39:59,605 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:59 WrapperNode [2019-11-24 20:39:59,605 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:39:59,607 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:39:59,607 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:39:59,610 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:39:59,623 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:59" (1/1) ... [2019-11-24 20:39:59,678 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:59" (1/1) ... [2019-11-24 20:39:59,807 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:39:59,812 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:39:59,812 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:39:59,813 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:39:59,832 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:59" (1/1) ... [2019-11-24 20:39:59,832 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:59" (1/1) ... [2019-11-24 20:39:59,854 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:59" (1/1) ... [2019-11-24 20:39:59,855 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:59" (1/1) ... [2019-11-24 20:39:59,917 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:59" (1/1) ... [2019-11-24 20:39:59,951 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:59" (1/1) ... [2019-11-24 20:39:59,963 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:59" (1/1) ... [2019-11-24 20:39:59,989 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:39:59,999 INFO L168 Benchmark]: Toolchain (without parser) took 1983.13 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 960.8 MB in the end (delta: 937.3 kB). Peak memory consumption was 1.0 MB. Max. memory is 12.5 GB. [2019-11-24 20:40:00,002 INFO L168 Benchmark]: CDTParser took 0.34 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. [2019-11-24 20:40:00,005 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1589.37 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 972.2 MB in the end (delta: -10.5 MB). Peak memory consumption was 21.1 MB. Max. memory is 12.5 GB. [2019-11-24 20:40:00,007 INFO L168 Benchmark]: Boogie Procedure Inliner took 204.51 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. [2019-11-24 20:40:00,009 INFO L168 Benchmark]: Boogie Preprocessor took 179.71 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. [2019-11-24 20:40:00,016 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 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 1589.37 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 972.2 MB in the end (delta: -10.5 MB). Peak memory consumption was 21.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 204.51 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 179.71 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...