./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem12_label42.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/Problem12_label42.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 344faefe9f3ad2b6264e5f27034791eb5cf69fce .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem12_label42.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 344faefe9f3ad2b6264e5f27034791eb5cf69fce .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 09:33:55,540 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:33:55,547 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:33:55,581 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:33:55,583 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:33:55,589 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:33:55,592 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:33:55,609 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:33:55,611 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:33:55,618 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:33:55,620 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:33:55,626 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:33:55,626 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:33:55,634 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:33:55,639 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:33:55,644 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:33:55,647 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:33:55,653 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:33:55,656 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:33:55,667 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:33:55,675 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:33:55,683 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:33:55,684 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:33:55,689 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:33:55,699 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:33:55,700 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:33:55,700 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:33:55,702 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:33:55,703 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:33:55,706 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:33:55,708 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:33:55,709 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:33:55,713 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:33:55,715 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:33:55,716 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:33:55,719 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:33:55,720 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:33:55,722 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:33:55,722 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:33:55,723 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:33:55,728 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:33:55,729 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:33:55,773 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:33:55,774 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:33:55,778 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:33:55,782 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:33:55,782 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:33:55,783 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:33:55,783 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:33:55,783 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:33:55,784 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:33:55,784 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:33:55,785 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:33:55,785 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:33:55,786 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:33:55,786 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:33:55,787 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:33:55,788 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:33:55,788 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:33:55,789 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:33:55,790 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:33:55,790 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:33:55,790 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:33:55,791 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:33:55,793 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:33:55,793 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:33:55,793 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:33:55,794 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:33:55,794 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:33:55,794 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:33:55,796 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 -> 344faefe9f3ad2b6264e5f27034791eb5cf69fce [2019-11-27 09:33:56,335 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:33:56,366 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:33:56,375 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:33:56,376 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:33:56,380 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:33:56,382 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label42.c [2019-11-27 09:33:56,546 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b5db7d96d/10a6926b7eb4481c8d4105464882c514/FLAG301b14f2b [2019-11-27 09:33:58,346 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:33:58,349 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label42.c [2019-11-27 09:33:58,430 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b5db7d96d/10a6926b7eb4481c8d4105464882c514/FLAG301b14f2b [2019-11-27 09:33:58,470 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b5db7d96d/10a6926b7eb4481c8d4105464882c514 [2019-11-27 09:33:58,478 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:33:58,483 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:33:58,487 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:33:58,488 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:33:58,495 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:33:58,499 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:33:58" (1/1) ... [2019-11-27 09:33:58,507 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65fae4e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:58, skipping insertion in model container [2019-11-27 09:33:58,510 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:33:58" (1/1) ... [2019-11-27 09:33:58,529 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:33:58,882 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:34:01,784 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:34:01,799 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:34:03,230 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:34:03,298 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:34:03,300 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:03 WrapperNode [2019-11-27 09:34:03,301 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:34:03,304 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:34:03,305 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:34:03,308 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:34:03,329 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:03" (1/1) ... [2019-11-27 09:34:03,430 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:03" (1/1) ... [2019-11-27 09:34:04,096 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:34:04,100 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:34:04,101 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:34:04,101 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:34:04,123 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:03" (1/1) ... [2019-11-27 09:34:04,125 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:03" (1/1) ... [2019-11-27 09:34:04,218 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:03" (1/1) ... [2019-11-27 09:34:04,219 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:03" (1/1) ... [2019-11-27 09:34:04,552 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:03" (1/1) ... [2019-11-27 09:34:04,630 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:03" (1/1) ... [2019-11-27 09:34:04,799 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:03" (1/1) ... [2019-11-27 09:34:05,025 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:34:05,036 INFO L168 Benchmark]: Toolchain (without parser) took 6546.52 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 717.7 MB in the end (delta: 232.5 MB). Peak memory consumption was 232.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:34:05,037 INFO L168 Benchmark]: CDTParser took 0.33 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 09:34:05,043 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4815.80 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 826.6 MB in the end (delta: 123.7 MB). Peak memory consumption was 123.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:34:05,045 INFO L168 Benchmark]: Boogie Procedure Inliner took 796.53 ms. Allocated memory is still 1.0 GB. Free memory was 826.6 MB in the beginning and 757.8 MB in the end (delta: 68.8 MB). Peak memory consumption was 68.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:34:05,047 INFO L168 Benchmark]: Boogie Preprocessor took 925.66 ms. Allocated memory is still 1.0 GB. Free memory was 757.8 MB in the beginning and 717.7 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:34:05,060 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 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 4815.80 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 826.6 MB in the end (delta: 123.7 MB). Peak memory consumption was 123.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 796.53 ms. Allocated memory is still 1.0 GB. Free memory was 826.6 MB in the beginning and 757.8 MB in the end (delta: 68.8 MB). Peak memory consumption was 68.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 925.66 ms. Allocated memory is still 1.0 GB. Free memory was 757.8 MB in the beginning and 717.7 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 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 09:34:09,290 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:34:09,293 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:34:09,320 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:34:09,322 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:34:09,325 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:34:09,340 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:34:09,357 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:34:09,360 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:34:09,367 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:34:09,369 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:34:09,374 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:34:09,376 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:34:09,383 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:34:09,385 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:34:09,388 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:34:09,391 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:34:09,396 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:34:09,403 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:34:09,410 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:34:09,418 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:34:09,424 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:34:09,426 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:34:09,431 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:34:09,440 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:34:09,441 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:34:09,441 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:34:09,446 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:34:09,447 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:34:09,448 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:34:09,450 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:34:09,451 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:34:09,453 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:34:09,457 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:34:09,460 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:34:09,461 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:34:09,464 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:34:09,464 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:34:09,465 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:34:09,469 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:34:09,473 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:34:09,474 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:34:09,518 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:34:09,519 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:34:09,523 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:34:09,524 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:34:09,525 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:34:09,527 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:34:09,527 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:34:09,528 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:34:09,528 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:34:09,528 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:34:09,529 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:34:09,530 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:34:09,532 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:34:09,532 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:34:09,533 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:34:09,533 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:34:09,533 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:34:09,534 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:34:09,537 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:34:09,537 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:34:09,538 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:34:09,538 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:34:09,538 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:34:09,538 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:34:09,539 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:34:09,539 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:34:09,539 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:34:09,540 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:34:09,540 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:34:09,542 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:34:09,543 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 -> 344faefe9f3ad2b6264e5f27034791eb5cf69fce [2019-11-27 09:34:10,137 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:34:10,168 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:34:10,175 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:34:10,182 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:34:10,182 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:34:10,186 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label42.c [2019-11-27 09:34:10,360 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e3f62a56f/6679d51cedda41479c3f2df2f26fe1cd/FLAGe4daa4876 [2019-11-27 09:34:12,185 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:34:12,188 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label42.c [2019-11-27 09:34:12,293 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e3f62a56f/6679d51cedda41479c3f2df2f26fe1cd/FLAGe4daa4876 [2019-11-27 09:34:12,337 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e3f62a56f/6679d51cedda41479c3f2df2f26fe1cd [2019-11-27 09:34:12,352 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:34:12,356 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:34:12,358 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:34:12,361 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:34:12,368 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:34:12,372 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:34:12" (1/1) ... [2019-11-27 09:34:12,380 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:12, skipping insertion in model container [2019-11-27 09:34:12,384 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:34:12" (1/1) ... [2019-11-27 09:34:12,405 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:34:12,726 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:34:16,087 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:34:16,101 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:34:17,607 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:34:17,671 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:34:17,672 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:17 WrapperNode [2019-11-27 09:34:17,672 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:34:17,675 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:34:17,676 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:34:17,676 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:34:17,696 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:17" (1/1) ... [2019-11-27 09:34:17,838 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:17" (1/1) ... [2019-11-27 09:34:18,180 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:34:18,184 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:34:18,184 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:34:18,185 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:34:18,198 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:17" (1/1) ... [2019-11-27 09:34:18,199 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:17" (1/1) ... [2019-11-27 09:34:18,269 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:17" (1/1) ... [2019-11-27 09:34:18,274 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:17" (1/1) ... [2019-11-27 09:34:18,517 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:17" (1/1) ... [2019-11-27 09:34:18,573 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:17" (1/1) ... [2019-11-27 09:34:18,953 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:17" (1/1) ... [2019-11-27 09:34:19,024 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:34:19,035 INFO L168 Benchmark]: Toolchain (without parser) took 6677.26 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 944.4 MB in the end (delta: 11.6 MB). Peak memory consumption was 292.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:34:19,036 INFO L168 Benchmark]: CDTParser took 0.49 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 09:34:19,041 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5316.53 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 775.0 MB in the end (delta: 180.9 MB). Peak memory consumption was 181.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:34:19,042 INFO L168 Benchmark]: Boogie Procedure Inliner took 508.28 ms. Allocated memory is still 1.0 GB. Free memory was 775.0 MB in the beginning and 740.7 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:34:19,047 INFO L168 Benchmark]: Boogie Preprocessor took 844.28 ms. Allocated memory is still 1.0 GB. Free memory was 740.7 MB in the beginning and 944.4 MB in the end (delta: -203.7 MB). Peak memory consumption was 77.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:34:19,055 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.49 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 5316.53 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 775.0 MB in the end (delta: 180.9 MB). Peak memory consumption was 181.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 508.28 ms. Allocated memory is still 1.0 GB. Free memory was 775.0 MB in the beginning and 740.7 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 844.28 ms. Allocated memory is still 1.0 GB. Free memory was 740.7 MB in the beginning and 944.4 MB in the end (delta: -203.7 MB). Peak memory consumption was 77.1 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...