./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem19_label24.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 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/Problem19_label24.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 a0080ee4c90598c08873f93dc80c5fed21416594 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem19_label24.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 a0080ee4c90598c08873f93dc80c5fed21416594 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:51:57,569 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:51:57,576 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:51:57,609 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:51:57,610 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:51:57,614 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:51:57,627 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:51:57,644 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:51:57,652 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:51:57,657 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:51:57,660 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:51:57,663 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:51:57,670 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:51:57,675 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:51:57,677 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:51:57,683 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:51:57,685 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:51:57,687 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:51:57,696 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:51:57,701 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:51:57,710 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:51:57,717 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:51:57,722 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:51:57,727 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:51:57,737 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:51:57,740 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:51:57,740 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:51:57,746 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:51:57,747 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:51:57,750 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:51:57,752 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:51:57,753 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:51:57,755 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:51:57,759 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:51:57,762 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:51:57,764 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:51:57,765 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:51:57,769 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:51:57,772 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:51:57,775 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:51:57,778 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:51:57,779 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:51:57,821 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:51:57,823 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:51:57,828 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:51:57,828 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:51:57,833 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:51:57,834 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:51:57,834 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:51:57,834 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:51:57,835 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:51:57,835 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:51:57,836 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:51:57,837 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:51:57,837 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:51:57,838 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:51:57,838 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:51:57,839 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:51:57,842 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:51:57,842 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:51:57,843 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:51:57,843 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:51:57,843 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:51:57,843 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:51:57,844 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:51:57,844 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:51:57,844 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:51:57,847 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:51:57,847 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:51:57,847 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:51:57,848 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 -> a0080ee4c90598c08873f93dc80c5fed21416594 [2019-11-26 16:51:58,516 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:51:58,549 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:51:58,556 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:51:58,562 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:51:58,563 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:51:58,568 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem19_label24.c [2019-11-26 16:51:58,763 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6f1fb7e3a/5ea7c2d42a7a4317af9304a4ec0d2263/FLAGe5668ad4b [2019-11-26 16:52:00,753 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:52:00,754 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem19_label24.c [2019-11-26 16:52:00,876 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6f1fb7e3a/5ea7c2d42a7a4317af9304a4ec0d2263/FLAGe5668ad4b [2019-11-26 16:52:00,915 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6f1fb7e3a/5ea7c2d42a7a4317af9304a4ec0d2263 [2019-11-26 16:52:00,923 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:52:00,926 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:52:00,931 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:52:00,933 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:52:00,939 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:52:00,944 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:52:00" (1/1) ... [2019-11-26 16:52:00,953 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5dddb048 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:00, skipping insertion in model container [2019-11-26 16:52:00,953 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:52:00" (1/1) ... [2019-11-26 16:52:00,972 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:52:01,414 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:52:06,660 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:52:06,674 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:52:09,074 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:52:09,194 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:52:09,198 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:09 WrapperNode [2019-11-26 16:52:09,199 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:52:09,200 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:52:09,203 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:52:09,203 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:52:09,224 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:09" (1/1) ... [2019-11-26 16:52:09,377 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:09" (1/1) ... [2019-11-26 16:52:10,685 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:52:10,688 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:52:10,688 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:52:10,690 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:52:10,713 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:09" (1/1) ... [2019-11-26 16:52:10,713 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:09" (1/1) ... [2019-11-26 16:52:11,016 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:09" (1/1) ... [2019-11-26 16:52:11,019 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:09" (1/1) ... [2019-11-26 16:52:12,612 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:09" (1/1) ... [2019-11-26 16:52:12,717 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:09" (1/1) ... [2019-11-26 16:52:13,011 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:09" (1/1) ... [2019-11-26 16:52:13,402 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:52:13,414 INFO L168 Benchmark]: Toolchain (without parser) took 12479.21 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 777.2 MB in the end (delta: 155.8 MB). Peak memory consumption was 389.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:52:13,415 INFO L168 Benchmark]: CDTParser took 0.39 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. [2019-11-26 16:52:13,420 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8268.58 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 875.1 MB in the end (delta: 57.8 MB). Peak memory consumption was 272.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:52:13,421 INFO L168 Benchmark]: Boogie Procedure Inliner took 1487.18 ms. Allocated memory is still 1.0 GB. Free memory was 875.1 MB in the beginning and 705.9 MB in the end (delta: 169.2 MB). Peak memory consumption was 169.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:52:13,425 INFO L168 Benchmark]: Boogie Preprocessor took 2714.85 ms. Allocated memory is still 1.0 GB. Free memory was 705.9 MB in the beginning and 777.2 MB in the end (delta: -71.3 MB). Peak memory consumption was 162.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:52:13,436 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 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 8268.58 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 875.1 MB in the end (delta: 57.8 MB). Peak memory consumption was 272.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1487.18 ms. Allocated memory is still 1.0 GB. Free memory was 875.1 MB in the beginning and 705.9 MB in the end (delta: 169.2 MB). Peak memory consumption was 169.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 2714.85 ms. Allocated memory is still 1.0 GB. Free memory was 705.9 MB in the beginning and 777.2 MB in the end (delta: -71.3 MB). Peak memory consumption was 162.8 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 0.1.24-025d5a2 [2019-11-26 16:52:17,384 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:52:17,391 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:52:17,431 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:52:17,434 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:52:17,437 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:52:17,443 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:52:17,462 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:52:17,471 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:52:17,478 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:52:17,480 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:52:17,484 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:52:17,488 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:52:17,492 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:52:17,496 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:52:17,501 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:52:17,503 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:52:17,509 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:52:17,512 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:52:17,518 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:52:17,524 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:52:17,532 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:52:17,538 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:52:17,541 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:52:17,552 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:52:17,554 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:52:17,554 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:52:17,557 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:52:17,561 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:52:17,564 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:52:17,564 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:52:17,565 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:52:17,570 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:52:17,573 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:52:17,579 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:52:17,579 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:52:17,581 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:52:17,581 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:52:17,582 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:52:17,586 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:52:17,591 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:52:17,592 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:52:17,639 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:52:17,643 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:52:17,646 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:52:17,647 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:52:17,647 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:52:17,650 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:52:17,650 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:52:17,651 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:52:17,651 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:52:17,652 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:52:17,654 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:52:17,657 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:52:17,657 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:52:17,658 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:52:17,658 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:52:17,659 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:52:17,659 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:52:17,659 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:52:17,660 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:52:17,660 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:52:17,662 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:52:17,662 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:52:17,662 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:52:17,663 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:52:17,663 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:52:17,665 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:52:17,665 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:52:17,665 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:52:17,666 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:52:17,668 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:52:17,669 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 -> a0080ee4c90598c08873f93dc80c5fed21416594 [2019-11-26 16:52:18,247 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:52:18,275 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:52:18,283 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:52:18,289 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:52:18,289 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:52:18,291 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem19_label24.c [2019-11-26 16:52:18,449 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/569b8e91e/9116ef1203784fb084798ff71379e967/FLAG914319509 [2019-11-26 16:52:20,428 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:52:20,429 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem19_label24.c [2019-11-26 16:52:20,561 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/569b8e91e/9116ef1203784fb084798ff71379e967/FLAG914319509 [2019-11-26 16:52:20,600 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/569b8e91e/9116ef1203784fb084798ff71379e967 [2019-11-26 16:52:20,610 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:52:20,614 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:52:20,619 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:52:20,620 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:52:20,627 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:52:20,632 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:52:20" (1/1) ... [2019-11-26 16:52:20,639 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 26.11 04:52:20, skipping insertion in model container [2019-11-26 16:52:20,640 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:52:20" (1/1) ... [2019-11-26 16:52:20,660 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:52:21,235 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:52:25,985 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:52:26,001 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:52:28,585 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:52:28,718 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:52:28,723 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:28 WrapperNode [2019-11-26 16:52:28,723 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:52:28,724 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:52:28,725 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:52:28,725 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:52:28,746 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:28" (1/1) ... [2019-11-26 16:52:28,951 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:28" (1/1) ... [2019-11-26 16:52:29,493 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:52:29,494 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:52:29,495 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:52:29,495 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:52:29,506 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:28" (1/1) ... [2019-11-26 16:52:29,506 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:28" (1/1) ... [2019-11-26 16:52:29,671 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:28" (1/1) ... [2019-11-26 16:52:29,675 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:28" (1/1) ... [2019-11-26 16:52:30,617 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:28" (1/1) ... [2019-11-26 16:52:30,718 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:28" (1/1) ... [2019-11-26 16:52:30,857 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:28" (1/1) ... [2019-11-26 16:52:31,022 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:52:31,031 INFO L168 Benchmark]: Toolchain (without parser) took 10413.27 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 931.6 MB in the beginning and 863.1 MB in the end (delta: 68.5 MB). Peak memory consumption was 308.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:52:31,035 INFO L168 Benchmark]: CDTParser took 2.74 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. [2019-11-26 16:52:31,037 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8104.50 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 931.6 MB in the beginning and 756.2 MB in the end (delta: 175.4 MB). Peak memory consumption was 251.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:52:31,038 INFO L168 Benchmark]: Boogie Procedure Inliner took 769.54 ms. Allocated memory is still 1.0 GB. Free memory was 756.2 MB in the beginning and 686.5 MB in the end (delta: 69.6 MB). Peak memory consumption was 69.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:52:31,042 INFO L168 Benchmark]: Boogie Preprocessor took 1530.48 ms. Allocated memory is still 1.0 GB. Free memory was 686.5 MB in the beginning and 863.1 MB in the end (delta: -176.5 MB). Peak memory consumption was 63.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:52:31,053 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.74 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 8104.50 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 931.6 MB in the beginning and 756.2 MB in the end (delta: 175.4 MB). Peak memory consumption was 251.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 769.54 ms. Allocated memory is still 1.0 GB. Free memory was 756.2 MB in the beginning and 686.5 MB in the end (delta: 69.6 MB). Peak memory consumption was 69.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1530.48 ms. Allocated memory is still 1.0 GB. Free memory was 686.5 MB in the beginning and 863.1 MB in the end (delta: -176.5 MB). Peak memory consumption was 63.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...