./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem04_label11.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/Problem04_label11.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 d14f71950d96133d148b9c25aff8a8119ca01050 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem04_label11.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 d14f71950d96133d148b9c25aff8a8119ca01050 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 20:41:11,512 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:41:11,520 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:41:11,554 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:41:11,555 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:41:11,557 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:41:11,562 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:41:11,578 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:41:11,581 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:41:11,587 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:41:11,589 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:41:11,593 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:41:11,596 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:41:11,600 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:41:11,606 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:41:11,608 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:41:11,611 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:41:11,616 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:41:11,621 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:41:11,629 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:41:11,636 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:41:11,644 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:41:11,646 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:41:11,652 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:41:11,658 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:41:11,661 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:41:11,661 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:41:11,664 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:41:11,664 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:41:11,667 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:41:11,669 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:41:11,670 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:41:11,672 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:41:11,674 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:41:11,678 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:41:11,679 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:41:11,681 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:41:11,683 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:41:11,683 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:41:11,687 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:41:11,689 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:41:11,691 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:41:11,731 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:41:11,734 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:41:11,744 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:41:11,745 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:41:11,745 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:41:11,745 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:41:11,746 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:41:11,746 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:41:11,746 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:41:11,747 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:41:11,748 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:41:11,751 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:41:11,751 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:41:11,752 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:41:11,753 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:41:11,753 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:41:11,753 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:41:11,754 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:41:11,754 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:41:11,756 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:41:11,756 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:41:11,756 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:41:11,757 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:41:11,757 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:41:11,759 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:41:11,759 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:41:11,760 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:41:11,762 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:41:11,762 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:41:11,763 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 -> d14f71950d96133d148b9c25aff8a8119ca01050 [2019-11-24 20:41:12,389 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:41:12,418 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:41:12,428 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:41:12,430 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:41:12,430 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:41:12,431 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label11.c [2019-11-24 20:41:12,584 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e0642d238/51ad84769ec94d8e9c6eb9508b4e7515/FLAGadd6c6f27 [2019-11-24 20:41:14,279 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:41:14,281 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label11.c [2019-11-24 20:41:14,366 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e0642d238/51ad84769ec94d8e9c6eb9508b4e7515/FLAGadd6c6f27 [2019-11-24 20:41:14,858 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e0642d238/51ad84769ec94d8e9c6eb9508b4e7515 [2019-11-24 20:41:14,867 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:41:14,870 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:41:14,878 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:41:14,878 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:41:14,885 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:41:14,889 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:41:14" (1/1) ... [2019-11-24 20:41:14,900 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1fac7363 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:14, skipping insertion in model container [2019-11-24 20:41:14,900 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:41:14" (1/1) ... [2019-11-24 20:41:14,919 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:41:15,232 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:41:18,049 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:41:18,069 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:41:19,484 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:41:19,562 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:41:19,563 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:19 WrapperNode [2019-11-24 20:41:19,566 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:41:19,567 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:41:19,567 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:41:19,568 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:41:19,589 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:19" (1/1) ... [2019-11-24 20:41:19,717 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:19" (1/1) ... [2019-11-24 20:41:20,098 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:41:20,099 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:41:20,099 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:41:20,099 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:41:20,120 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:19" (1/1) ... [2019-11-24 20:41:20,124 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:19" (1/1) ... [2019-11-24 20:41:20,174 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:19" (1/1) ... [2019-11-24 20:41:20,180 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:19" (1/1) ... [2019-11-24 20:41:20,375 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:19" (1/1) ... [2019-11-24 20:41:20,437 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:19" (1/1) ... [2019-11-24 20:41:20,484 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:19" (1/1) ... [2019-11-24 20:41:20,540 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:41:20,549 INFO L168 Benchmark]: Toolchain (without parser) took 5672.59 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 751.7 MB in the end (delta: 192.8 MB). Peak memory consumption was 192.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:41:20,550 INFO L168 Benchmark]: CDTParser took 2.01 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 20:41:20,553 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4688.84 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 820.4 MB in the end (delta: 124.1 MB). Peak memory consumption was 124.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:41:20,558 INFO L168 Benchmark]: Boogie Procedure Inliner took 531.30 ms. Allocated memory is still 1.0 GB. Free memory was 820.4 MB in the beginning and 780.3 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-24 20:41:20,562 INFO L168 Benchmark]: Boogie Preprocessor took 441.63 ms. Allocated memory is still 1.0 GB. Free memory was 780.3 MB in the beginning and 751.7 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-24 20:41:20,573 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.01 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 4688.84 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 820.4 MB in the end (delta: 124.1 MB). Peak memory consumption was 124.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 531.30 ms. Allocated memory is still 1.0 GB. Free memory was 820.4 MB in the beginning and 780.3 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 441.63 ms. Allocated memory is still 1.0 GB. Free memory was 780.3 MB in the beginning and 751.7 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-32f2683 [2019-11-24 20:41:24,464 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:41:24,469 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:41:24,504 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:41:24,505 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:41:24,516 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:41:24,521 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:41:24,537 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:41:24,540 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:41:24,546 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:41:24,548 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:41:24,553 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:41:24,554 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:41:24,559 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:41:24,565 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:41:24,568 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:41:24,572 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:41:24,576 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:41:24,580 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:41:24,593 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:41:24,603 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:41:24,609 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:41:24,614 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:41:24,621 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:41:24,630 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:41:24,631 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:41:24,631 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:41:24,635 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:41:24,636 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:41:24,640 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:41:24,642 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:41:24,643 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:41:24,645 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:41:24,651 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:41:24,653 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:41:24,654 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:41:24,658 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:41:24,659 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:41:24,659 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:41:24,660 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:41:24,667 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:41:24,668 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:41:24,713 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:41:24,717 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:41:24,722 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:41:24,724 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:41:24,724 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:41:24,724 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:41:24,727 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:41:24,727 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:41:24,728 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:41:24,728 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:41:24,729 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:41:24,730 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:41:24,730 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:41:24,732 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:41:24,732 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:41:24,733 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:41:24,733 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:41:24,733 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:41:24,734 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:41:24,735 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:41:24,735 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:41:24,735 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:41:24,738 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:41:24,738 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:41:24,738 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:41:24,739 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:41:24,739 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:41:24,739 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:41:24,740 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:41:24,740 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:41:24,743 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:41:24,743 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 -> d14f71950d96133d148b9c25aff8a8119ca01050 [2019-11-24 20:41:25,235 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:41:25,268 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:41:25,275 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:41:25,279 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:41:25,283 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:41:25,284 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label11.c [2019-11-24 20:41:25,440 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ba7f564b0/6d0f435ff5ab44448b565b8603200006/FLAG8ed50949d [2019-11-24 20:41:27,014 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:41:27,016 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label11.c [2019-11-24 20:41:27,104 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ba7f564b0/6d0f435ff5ab44448b565b8603200006/FLAG8ed50949d [2019-11-24 20:41:27,577 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ba7f564b0/6d0f435ff5ab44448b565b8603200006 [2019-11-24 20:41:27,582 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:41:27,584 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:41:27,593 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:41:27,594 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:41:27,604 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:41:27,605 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:41:27" (1/1) ... [2019-11-24 20:41:27,608 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46807bdc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:27, skipping insertion in model container [2019-11-24 20:41:27,613 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:41:27" (1/1) ... [2019-11-24 20:41:27,630 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:41:27,922 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:41:31,167 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:41:31,186 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:41:32,800 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:41:32,883 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:41:32,884 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:32 WrapperNode [2019-11-24 20:41:32,884 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:41:32,885 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:41:32,888 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:41:32,890 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:41:32,910 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:32" (1/1) ... [2019-11-24 20:41:33,023 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:32" (1/1) ... [2019-11-24 20:41:33,448 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:41:33,454 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:41:33,455 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:41:33,455 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:41:33,478 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:32" (1/1) ... [2019-11-24 20:41:33,479 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:32" (1/1) ... [2019-11-24 20:41:33,524 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:32" (1/1) ... [2019-11-24 20:41:33,525 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:32" (1/1) ... [2019-11-24 20:41:33,754 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:32" (1/1) ... [2019-11-24 20:41:33,826 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:32" (1/1) ... [2019-11-24 20:41:33,917 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:32" (1/1) ... [2019-11-24 20:41:33,988 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:41:33,997 INFO L168 Benchmark]: Toolchain (without parser) took 6407.04 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 943.0 MB in the beginning and 751.6 MB in the end (delta: 191.4 MB). Peak memory consumption was 191.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:41:33,998 INFO L168 Benchmark]: CDTParser took 0.30 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 20:41:34,002 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5291.50 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 943.0 MB in the beginning and 827.7 MB in the end (delta: 115.3 MB). Peak memory consumption was 115.3 MB. Max. memory is 12.5 GB. [2019-11-24 20:41:34,005 INFO L168 Benchmark]: Boogie Procedure Inliner took 568.28 ms. Allocated memory is still 1.0 GB. Free memory was 827.7 MB in the beginning and 787.6 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-24 20:41:34,010 INFO L168 Benchmark]: Boogie Preprocessor took 534.18 ms. Allocated memory is still 1.0 GB. Free memory was 787.6 MB in the beginning and 751.6 MB in the end (delta: 36.1 MB). Peak memory consumption was 36.1 MB. Max. memory is 12.5 GB. [2019-11-24 20:41:34,022 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 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 5291.50 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 943.0 MB in the beginning and 827.7 MB in the end (delta: 115.3 MB). Peak memory consumption was 115.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 568.28 ms. Allocated memory is still 1.0 GB. Free memory was 827.7 MB in the beginning and 787.6 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 534.18 ms. Allocated memory is still 1.0 GB. Free memory was 787.6 MB in the beginning and 751.6 MB in the end (delta: 36.1 MB). Peak memory consumption was 36.1 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...