./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem12_label12.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/Problem12_label12.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 17b5f26ed0bd0ca29d5b73ad286d5ce34c712f7c .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem12_label12.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 17b5f26ed0bd0ca29d5b73ad286d5ce34c712f7c ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 15:55:16,007 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:55:16,016 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:55:16,051 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:55:16,056 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:55:16,058 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:55:16,061 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:55:16,078 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:55:16,084 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:55:16,089 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:55:16,092 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:55:16,099 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:55:16,101 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:55:16,106 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:55:16,116 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:55:16,121 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:55:16,123 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:55:16,129 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:55:16,135 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:55:16,147 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:55:16,156 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:55:16,165 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:55:16,169 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:55:16,174 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:55:16,183 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:55:16,184 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:55:16,184 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:55:16,188 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:55:16,190 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:55:16,193 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:55:16,197 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:55:16,198 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:55:16,199 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:55:16,203 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:55:16,207 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:55:16,211 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:55:16,212 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:55:16,213 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:55:16,213 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:55:16,214 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:55:16,217 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:55:16,219 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:55:16,260 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:55:16,261 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:55:16,265 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:55:16,267 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:55:16,267 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:55:16,267 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:55:16,269 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:55:16,269 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:55:16,269 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:55:16,270 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:55:16,272 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:55:16,272 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:55:16,275 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:55:16,275 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:55:16,276 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:55:16,276 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:55:16,276 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:55:16,277 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:55:16,277 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:55:16,277 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:55:16,280 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:55:16,280 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:55:16,281 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:55:16,281 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:55:16,281 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:55:16,281 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:55:16,282 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:55:16,282 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:55:16,285 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 -> 17b5f26ed0bd0ca29d5b73ad286d5ce34c712f7c [2019-11-27 15:55:16,820 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:55:16,853 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:55:16,856 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:55:16,861 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:55:16,863 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:55:16,867 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label12.c [2019-11-27 15:55:17,037 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/04f94058f/8cccfd654f60478fa21269f35b15a3b3/FLAGd599dea36 [2019-11-27 15:55:18,835 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:55:18,841 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label12.c [2019-11-27 15:55:18,911 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/04f94058f/8cccfd654f60478fa21269f35b15a3b3/FLAGd599dea36 [2019-11-27 15:55:18,950 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/04f94058f/8cccfd654f60478fa21269f35b15a3b3 [2019-11-27 15:55:18,958 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:55:18,966 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:55:18,968 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:55:18,971 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:55:18,977 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:55:18,980 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:55:18" (1/1) ... [2019-11-27 15:55:18,990 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 03:55:18, skipping insertion in model container [2019-11-27 15:55:18,991 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:55:18" (1/1) ... [2019-11-27 15:55:19,011 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:55:19,314 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:55:22,057 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:55:22,073 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:55:23,416 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:55:23,489 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:55:23,492 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:23 WrapperNode [2019-11-27 15:55:23,493 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:55:23,494 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:55:23,497 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:55:23,497 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:55:23,518 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:23" (1/1) ... [2019-11-27 15:55:23,627 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:23" (1/1) ... [2019-11-27 15:55:24,311 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:55:24,315 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:55:24,315 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:55:24,316 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:55:24,340 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:23" (1/1) ... [2019-11-27 15:55:24,340 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:23" (1/1) ... [2019-11-27 15:55:24,443 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:23" (1/1) ... [2019-11-27 15:55:24,446 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:23" (1/1) ... [2019-11-27 15:55:24,816 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:23" (1/1) ... [2019-11-27 15:55:24,881 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:23" (1/1) ... [2019-11-27 15:55:24,985 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:23" (1/1) ... [2019-11-27 15:55:25,733 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:55:25,743 INFO L168 Benchmark]: Toolchain (without parser) took 6772.76 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 909.7 MB in the end (delta: 40.5 MB). Peak memory consumption was 315.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:25,745 INFO L168 Benchmark]: CDTParser took 0.40 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 15:55:25,749 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4526.14 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 819.4 MB in the end (delta: 130.9 MB). Peak memory consumption was 130.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:25,756 INFO L168 Benchmark]: Boogie Procedure Inliner took 820.17 ms. Allocated memory is still 1.0 GB. Free memory was 819.4 MB in the beginning and 750.6 MB in the end (delta: 68.8 MB). Peak memory consumption was 68.8 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:25,759 INFO L168 Benchmark]: Boogie Preprocessor took 1418.59 ms. Allocated memory is still 1.0 GB. Free memory was 750.6 MB in the beginning and 909.7 MB in the end (delta: -159.1 MB). Peak memory consumption was 116.1 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:25,773 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40 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 4526.14 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 819.4 MB in the end (delta: 130.9 MB). Peak memory consumption was 130.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 820.17 ms. Allocated memory is still 1.0 GB. Free memory was 819.4 MB in the beginning and 750.6 MB in the end (delta: 68.8 MB). Peak memory consumption was 68.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1418.59 ms. Allocated memory is still 1.0 GB. Free memory was 750.6 MB in the beginning and 909.7 MB in the end (delta: -159.1 MB). Peak memory consumption was 116.1 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 15:55:30,007 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:55:30,013 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:55:30,051 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:55:30,053 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:55:30,056 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:55:30,061 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:55:30,077 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:55:30,082 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:55:30,088 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:55:30,092 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:55:30,094 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:55:30,097 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:55:30,104 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:55:30,109 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:55:30,111 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:55:30,113 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:55:30,117 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:55:30,122 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:55:30,131 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:55:30,147 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:55:30,156 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:55:30,158 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:55:30,164 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:55:30,171 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:55:30,172 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:55:30,172 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:55:30,178 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:55:30,179 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:55:30,182 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:55:30,183 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:55:30,184 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:55:30,185 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:55:30,189 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:55:30,195 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:55:30,195 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:55:30,197 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:55:30,197 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:55:30,200 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:55:30,202 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:55:30,204 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:55:30,207 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:55:30,254 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:55:30,255 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:55:30,260 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:55:30,261 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:55:30,263 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:55:30,263 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:55:30,264 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:55:30,264 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:55:30,264 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:55:30,266 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:55:30,267 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:55:30,268 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:55:30,271 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:55:30,272 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:55:30,272 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:55:30,272 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:55:30,273 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:55:30,273 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:55:30,273 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:55:30,274 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:55:30,274 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:55:30,274 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:55:30,276 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:55:30,276 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:55:30,276 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:55:30,277 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:55:30,278 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:55:30,278 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:55:30,281 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:55:30,281 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:55:30,283 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 -> 17b5f26ed0bd0ca29d5b73ad286d5ce34c712f7c [2019-11-27 15:55:30,908 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:55:30,942 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:55:30,949 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:55:30,956 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:55:30,956 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:55:30,958 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label12.c [2019-11-27 15:55:31,121 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/44143e563/a7490f0bf49743e1b0cb12113acd0d52/FLAG2b8afcb1a [2019-11-27 15:55:32,868 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:55:32,872 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label12.c [2019-11-27 15:55:32,946 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/44143e563/a7490f0bf49743e1b0cb12113acd0d52/FLAG2b8afcb1a [2019-11-27 15:55:32,985 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/44143e563/a7490f0bf49743e1b0cb12113acd0d52 [2019-11-27 15:55:32,992 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:55:33,000 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:55:33,004 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:55:33,005 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:55:33,012 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:55:33,014 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:55:32" (1/1) ... [2019-11-27 15:55:33,023 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 03:55:33, skipping insertion in model container [2019-11-27 15:55:33,024 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:55:32" (1/1) ... [2019-11-27 15:55:33,043 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:55:33,376 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:55:36,361 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:55:36,377 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:55:37,814 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:55:37,886 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:55:37,890 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:37 WrapperNode [2019-11-27 15:55:37,891 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:55:37,892 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:55:37,895 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:55:37,895 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:55:37,919 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:37" (1/1) ... [2019-11-27 15:55:38,073 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:37" (1/1) ... [2019-11-27 15:55:38,489 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:55:38,490 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:55:38,490 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:55:38,491 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:55:38,516 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:37" (1/1) ... [2019-11-27 15:55:38,517 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:37" (1/1) ... [2019-11-27 15:55:38,600 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:37" (1/1) ... [2019-11-27 15:55:38,601 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:37" (1/1) ... [2019-11-27 15:55:38,903 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:37" (1/1) ... [2019-11-27 15:55:38,986 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:37" (1/1) ... [2019-11-27 15:55:39,046 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:37" (1/1) ... [2019-11-27 15:55:39,550 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:55:39,563 INFO L168 Benchmark]: Toolchain (without parser) took 6560.97 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 942.3 MB in the end (delta: 6.5 MB). Peak memory consumption was 286.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:39,565 INFO L168 Benchmark]: CDTParser took 0.33 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:55:39,568 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4887.22 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 775.0 MB in the end (delta: 173.8 MB). Peak memory consumption was 173.8 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:39,570 INFO L168 Benchmark]: Boogie Procedure Inliner took 597.69 ms. Allocated memory is still 1.0 GB. Free memory was 775.0 MB in the beginning and 740.7 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:39,575 INFO L168 Benchmark]: Boogie Preprocessor took 1063.88 ms. Allocated memory is still 1.0 GB. Free memory was 740.7 MB in the beginning and 942.3 MB in the end (delta: -201.6 MB). Peak memory consumption was 77.8 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:39,585 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 4887.22 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 775.0 MB in the end (delta: 173.8 MB). Peak memory consumption was 173.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 597.69 ms. Allocated memory is still 1.0 GB. Free memory was 775.0 MB in the beginning and 740.7 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1063.88 ms. Allocated memory is still 1.0 GB. Free memory was 740.7 MB in the beginning and 942.3 MB in the end (delta: -201.6 MB). Peak memory consumption was 77.8 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...