./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem13_label43.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 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/Problem13_label43.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 10c3df32840aee997befe70d9d4a6b59c47f688e .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem13_label43.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 10c3df32840aee997befe70d9d4a6b59c47f688e ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 15:56:43,638 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:56:43,640 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:56:43,666 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:56:43,668 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:56:43,683 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:56:43,688 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:56:43,705 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:56:43,711 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:56:43,714 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:56:43,718 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:56:43,724 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:56:43,724 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:56:43,731 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:56:43,733 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:56:43,739 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:56:43,743 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:56:43,746 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:56:43,750 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:56:43,760 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:56:43,767 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:56:43,774 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:56:43,779 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:56:43,782 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:56:43,791 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:56:43,791 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:56:43,791 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:56:43,795 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:56:43,796 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:56:43,800 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:56:43,800 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:56:43,801 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:56:43,805 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:56:43,808 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:56:43,810 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:56:43,811 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:56:43,814 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:56:43,814 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:56:43,815 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:56:43,818 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:56:43,822 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:56:43,825 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:56:43,862 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:56:43,863 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:56:43,868 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:56:43,868 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:56:43,871 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:56:43,871 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:56:43,871 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:56:43,872 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:56:43,872 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:56:43,872 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:56:43,874 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:56:43,877 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:56:43,877 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:56:43,878 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:56:43,878 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:56:43,878 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:56:43,879 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:56:43,879 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:56:43,879 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:56:43,879 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:56:43,880 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:56:43,882 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:56:43,882 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:56:43,882 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:56:43,883 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:56:43,883 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:56:43,883 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:56:43,885 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:56:43,885 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 -> 10c3df32840aee997befe70d9d4a6b59c47f688e [2019-11-27 15:56:44,424 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:56:44,456 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:56:44,460 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:56:44,464 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:56:44,467 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:56:44,470 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem13_label43.c [2019-11-27 15:56:44,637 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2ab4dcded/716cbff94b92422cb99e53fe459c8213/FLAGbc2097424 [2019-11-27 15:56:46,382 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:56:46,386 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem13_label43.c [2019-11-27 15:56:46,479 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2ab4dcded/716cbff94b92422cb99e53fe459c8213/FLAGbc2097424 [2019-11-27 15:56:46,522 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2ab4dcded/716cbff94b92422cb99e53fe459c8213 [2019-11-27 15:56:46,529 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:56:46,532 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:56:46,538 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:56:46,538 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:56:46,545 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:56:46,548 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:56:46" (1/1) ... [2019-11-27 15:56:46,556 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31a3ff3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:46, skipping insertion in model container [2019-11-27 15:56:46,558 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:56:46" (1/1) ... [2019-11-27 15:56:46,578 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:56:46,946 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:56:50,264 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:56:50,275 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:56:51,807 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:56:51,889 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:56:51,890 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:51 WrapperNode [2019-11-27 15:56:51,892 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:56:51,893 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:56:51,894 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:56:51,896 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:56:51,917 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:51" (1/1) ... [2019-11-27 15:56:52,098 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:51" (1/1) ... [2019-11-27 15:56:53,676 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:56:53,679 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:56:53,679 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:56:53,679 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:56:53,705 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:51" (1/1) ... [2019-11-27 15:56:53,706 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:51" (1/1) ... [2019-11-27 15:56:53,884 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:51" (1/1) ... [2019-11-27 15:56:53,888 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:51" (1/1) ... [2019-11-27 15:56:54,410 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:51" (1/1) ... [2019-11-27 15:56:54,478 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:51" (1/1) ... [2019-11-27 15:56:54,690 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:51" (1/1) ... [2019-11-27 15:56:54,864 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:56:54,876 INFO L168 Benchmark]: Toolchain (without parser) took 8337.47 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 804.8 MB in the end (delta: 139.7 MB). Peak memory consumption was 139.8 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:54,878 INFO L168 Benchmark]: CDTParser took 0.85 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 15:56:54,882 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5354.23 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 785.3 MB in the end (delta: 159.2 MB). Peak memory consumption was 159.3 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:54,884 INFO L168 Benchmark]: Boogie Procedure Inliner took 1785.76 ms. Allocated memory is still 1.0 GB. Free memory was 785.3 MB in the beginning and 875.1 MB in the end (delta: -89.8 MB). Peak memory consumption was 146.1 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:54,889 INFO L168 Benchmark]: Boogie Preprocessor took 1188.14 ms. Allocated memory is still 1.0 GB. Free memory was 875.1 MB in the beginning and 804.8 MB in the end (delta: 70.3 MB). Peak memory consumption was 70.3 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:54,901 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.85 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 5354.23 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 785.3 MB in the end (delta: 159.2 MB). Peak memory consumption was 159.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1785.76 ms. Allocated memory is still 1.0 GB. Free memory was 785.3 MB in the beginning and 875.1 MB in the end (delta: -89.8 MB). Peak memory consumption was 146.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1188.14 ms. Allocated memory is still 1.0 GB. Free memory was 875.1 MB in the beginning and 804.8 MB in the end (delta: 70.3 MB). Peak memory consumption was 70.3 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 0.1.24-509859d [2019-11-27 15:56:59,172 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:56:59,174 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:56:59,211 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:56:59,213 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:56:59,217 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:56:59,222 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:56:59,238 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:56:59,243 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:56:59,249 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:56:59,251 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:56:59,257 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:56:59,257 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:56:59,264 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:56:59,268 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:56:59,272 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:56:59,275 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:56:59,281 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:56:59,284 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:56:59,293 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:56:59,301 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:56:59,310 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:56:59,311 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:56:59,316 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:56:59,333 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:56:59,334 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:56:59,337 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:56:59,339 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:56:59,340 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:56:59,341 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:56:59,344 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:56:59,345 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:56:59,351 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:56:59,353 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:56:59,354 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:56:59,357 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:56:59,358 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:56:59,359 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:56:59,362 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:56:59,363 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:56:59,366 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:56:59,367 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:56:59,409 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:56:59,411 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:56:59,416 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:56:59,417 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:56:59,417 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:56:59,418 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:56:59,421 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:56:59,421 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:56:59,422 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:56:59,422 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:56:59,423 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:56:59,424 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:56:59,426 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:56:59,426 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:56:59,427 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:56:59,427 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:56:59,427 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:56:59,429 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:56:59,429 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:56:59,429 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:56:59,430 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:56:59,432 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:56:59,432 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:56:59,433 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:56:59,433 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:56:59,433 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:56:59,437 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:56:59,437 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:56:59,438 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:56:59,438 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:56:59,439 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 -> 10c3df32840aee997befe70d9d4a6b59c47f688e [2019-11-27 15:57:00,006 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:57:00,042 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:57:00,051 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:57:00,053 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:57:00,054 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:57:00,055 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem13_label43.c [2019-11-27 15:57:00,219 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5f2b7cbe8/2bf874f1e5e54b338315ec850fc39ef4/FLAG7022328b8 [2019-11-27 15:57:02,004 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:57:02,008 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem13_label43.c [2019-11-27 15:57:02,096 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5f2b7cbe8/2bf874f1e5e54b338315ec850fc39ef4/FLAG7022328b8 [2019-11-27 15:57:02,133 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5f2b7cbe8/2bf874f1e5e54b338315ec850fc39ef4 [2019-11-27 15:57:02,142 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:57:02,147 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:57:02,152 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:57:02,152 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:57:02,161 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:57:02,163 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:57:02" (1/1) ... [2019-11-27 15:57:02,170 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 03:57:02, skipping insertion in model container [2019-11-27 15:57:02,171 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:57:02" (1/1) ... [2019-11-27 15:57:02,191 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:57:02,549 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:57:06,462 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:57:06,475 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:57:08,559 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:57:08,631 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:57:08,638 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:08 WrapperNode [2019-11-27 15:57:08,638 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:57:08,639 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:57:08,640 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:57:08,640 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:57:08,662 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:08" (1/1) ... [2019-11-27 15:57:08,823 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:08" (1/1) ... [2019-11-27 15:57:09,219 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:57:09,222 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:57:09,224 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:57:09,224 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:57:09,245 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:08" (1/1) ... [2019-11-27 15:57:09,249 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:08" (1/1) ... [2019-11-27 15:57:09,322 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:08" (1/1) ... [2019-11-27 15:57:09,323 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:08" (1/1) ... [2019-11-27 15:57:09,597 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:08" (1/1) ... [2019-11-27 15:57:09,662 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:08" (1/1) ... [2019-11-27 15:57:09,753 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:08" (1/1) ... [2019-11-27 15:57:09,859 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:57:09,869 INFO L168 Benchmark]: Toolchain (without parser) took 7716.67 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 878.6 MB in the end (delta: 65.9 MB). Peak memory consumption was 65.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:09,871 INFO L168 Benchmark]: CDTParser took 2.33 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 15:57:09,875 INFO L168 Benchmark]: CACSL2BoogieTranslator took 6487.10 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 961.5 MB in the end (delta: -17.0 MB). Peak memory consumption was 264.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:09,877 INFO L168 Benchmark]: Boogie Procedure Inliner took 582.24 ms. Allocated memory is still 1.0 GB. Free memory was 961.5 MB in the beginning and 914.6 MB in the end (delta: 46.9 MB). Peak memory consumption was 46.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:09,882 INFO L168 Benchmark]: Boogie Preprocessor took 637.97 ms. Allocated memory is still 1.0 GB. Free memory was 914.6 MB in the beginning and 878.6 MB in the end (delta: 35.9 MB). Peak memory consumption was 35.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:09,892 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.33 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 6487.10 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 961.5 MB in the end (delta: -17.0 MB). Peak memory consumption was 264.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 582.24 ms. Allocated memory is still 1.0 GB. Free memory was 961.5 MB in the beginning and 914.6 MB in the end (delta: 46.9 MB). Peak memory consumption was 46.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 637.97 ms. Allocated memory is still 1.0 GB. Free memory was 914.6 MB in the beginning and 878.6 MB in the end (delta: 35.9 MB). Peak memory consumption was 35.9 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...