./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem18_label12.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem18_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 6fc711bbe981d93d0cfb72cab3971eed23201a2c ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Problem18_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 6fc711bbe981d93d0cfb72cab3971eed23201a2c ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:38:14,151 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:38:14,155 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:38:14,177 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:38:14,178 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:38:14,180 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:38:14,181 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:38:14,199 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:38:14,203 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:38:14,207 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:38:14,209 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:38:14,213 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:38:14,216 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:38:14,218 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:38:14,219 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:38:14,220 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:38:14,224 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:38:14,225 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:38:14,230 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:38:14,233 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:38:14,239 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:38:14,245 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:38:14,246 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:38:14,250 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:38:14,253 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:38:14,257 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:38:14,257 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:38:14,259 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:38:14,259 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:38:14,260 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:38:14,260 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:38:14,261 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:38:14,264 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:38:14,265 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:38:14,267 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:38:14,267 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:38:14,271 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:38:14,271 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:38:14,271 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:38:14,272 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:38:14,274 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:38:14,275 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:38:14,306 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:38:14,306 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:38:14,312 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:38:14,312 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:38:14,312 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:38:14,313 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:38:14,313 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:38:14,313 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:38:14,313 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:38:14,314 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:38:14,314 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:38:14,315 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:38:14,315 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:38:14,316 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:38:14,316 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:38:14,316 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:38:14,318 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:38:14,318 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:38:14,318 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:38:14,318 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:38:14,319 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:38:14,319 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:38:14,321 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:38:14,321 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:38:14,321 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:38:14,322 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:38:14,322 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:38:14,322 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:38:14,322 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 -> 6fc711bbe981d93d0cfb72cab3971eed23201a2c [2019-11-27 09:38:14,774 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:38:14,795 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:38:14,798 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:38:14,802 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:38:14,802 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:38:14,805 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label12.c [2019-11-27 09:38:14,913 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/62119b182/0080c832cc2848b3bce10673f3af94ef/FLAG25b36efb2 [2019-11-27 09:38:15,991 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:38:15,994 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label12.c [2019-11-27 09:38:16,034 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/62119b182/0080c832cc2848b3bce10673f3af94ef/FLAG25b36efb2 [2019-11-27 09:38:16,450 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/62119b182/0080c832cc2848b3bce10673f3af94ef [2019-11-27 09:38:16,457 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:38:16,461 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:38:16,463 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:38:16,464 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:38:16,469 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:38:16,471 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:38:16" (1/1) ... [2019-11-27 09:38:16,476 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@658fc5c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:16, skipping insertion in model container [2019-11-27 09:38:16,477 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:38:16" (1/1) ... [2019-11-27 09:38:16,488 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:38:16,641 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:38:18,193 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:38:18,201 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:38:18,928 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:38:18,973 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:38:18,975 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:18 WrapperNode [2019-11-27 09:38:18,978 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:38:18,979 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:38:18,979 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:38:18,979 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:38:18,995 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:18" (1/1) ... [2019-11-27 09:38:19,055 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:18" (1/1) ... [2019-11-27 09:38:19,321 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:38:19,324 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:38:19,325 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:38:19,326 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:38:19,342 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:18" (1/1) ... [2019-11-27 09:38:19,343 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:18" (1/1) ... [2019-11-27 09:38:19,402 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:18" (1/1) ... [2019-11-27 09:38:19,405 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:18" (1/1) ... [2019-11-27 09:38:19,555 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:18" (1/1) ... [2019-11-27 09:38:19,595 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:18" (1/1) ... [2019-11-27 09:38:19,636 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:18" (1/1) ... [2019-11-27 09:38:19,705 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:38:19,713 INFO L168 Benchmark]: Toolchain (without parser) took 3248.51 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 804.3 MB in the end (delta: 146.0 MB). Peak memory consumption was 146.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:19,713 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:38:19,715 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2515.77 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 867.8 MB in the end (delta: 82.4 MB). Peak memory consumption was 82.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:19,718 INFO L168 Benchmark]: Boogie Procedure Inliner took 345.45 ms. Allocated memory is still 1.0 GB. Free memory was 867.8 MB in the beginning and 827.7 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:19,720 INFO L168 Benchmark]: Boogie Preprocessor took 380.80 ms. Allocated memory is still 1.0 GB. Free memory was 827.7 MB in the beginning and 804.3 MB in the end (delta: 23.4 MB). Peak memory consumption was 23.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:19,730 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 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 2515.77 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 867.8 MB in the end (delta: 82.4 MB). Peak memory consumption was 82.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 345.45 ms. Allocated memory is still 1.0 GB. Free memory was 867.8 MB in the beginning and 827.7 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 380.80 ms. Allocated memory is still 1.0 GB. Free memory was 827.7 MB in the beginning and 804.3 MB in the end (delta: 23.4 MB). Peak memory consumption was 23.4 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 09:38:22,447 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:38:22,451 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:38:22,475 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:38:22,476 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:38:22,481 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:38:22,483 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:38:22,493 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:38:22,501 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:38:22,504 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:38:22,506 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:38:22,509 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:38:22,511 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:38:22,513 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:38:22,516 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:38:22,518 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:38:22,519 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:38:22,520 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:38:22,525 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:38:22,530 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:38:22,536 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:38:22,543 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:38:22,544 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:38:22,545 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:38:22,551 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:38:22,551 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:38:22,551 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:38:22,553 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:38:22,556 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:38:22,557 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:38:22,557 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:38:22,558 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:38:22,559 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:38:22,563 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:38:22,564 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:38:22,564 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:38:22,565 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:38:22,567 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:38:22,567 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:38:22,568 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:38:22,571 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:38:22,571 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:38:22,599 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:38:22,599 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:38:22,602 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:38:22,603 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:38:22,603 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:38:22,606 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:38:22,606 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:38:22,606 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:38:22,606 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:38:22,607 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:38:22,608 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:38:22,608 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:38:22,608 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:38:22,608 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:38:22,609 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:38:22,609 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:38:22,609 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:38:22,609 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:38:22,609 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:38:22,612 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:38:22,612 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:38:22,612 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:38:22,612 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:38:22,613 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:38:22,613 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:38:22,613 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:38:22,613 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:38:22,613 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:38:22,613 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:38:22,614 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:38:22,615 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 -> 6fc711bbe981d93d0cfb72cab3971eed23201a2c [2019-11-27 09:38:23,056 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:38:23,076 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:38:23,080 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:38:23,084 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:38:23,085 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:38:23,089 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label12.c [2019-11-27 09:38:23,195 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/56360b770/d64f319d4dc94d42b2b3aad42f324c5d/FLAG2d78b65de [2019-11-27 09:38:24,224 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:38:24,226 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label12.c [2019-11-27 09:38:24,265 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/56360b770/d64f319d4dc94d42b2b3aad42f324c5d/FLAG2d78b65de [2019-11-27 09:38:24,710 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/56360b770/d64f319d4dc94d42b2b3aad42f324c5d [2019-11-27 09:38:24,716 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:38:24,717 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:38:24,724 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:38:24,724 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:38:24,730 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:38:24,731 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:38:24" (1/1) ... [2019-11-27 09:38:24,737 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@483df1d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:24, skipping insertion in model container [2019-11-27 09:38:24,738 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:38:24" (1/1) ... [2019-11-27 09:38:24,751 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:38:24,920 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:38:26,635 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:38:26,647 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:38:27,441 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:38:27,482 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:38:27,488 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:27 WrapperNode [2019-11-27 09:38:27,489 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:38:27,490 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:38:27,490 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:38:27,490 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:38:27,505 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:27" (1/1) ... [2019-11-27 09:38:27,570 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:27" (1/1) ... [2019-11-27 09:38:27,795 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:38:27,797 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:38:27,797 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:38:27,798 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:38:27,813 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:27" (1/1) ... [2019-11-27 09:38:27,815 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:27" (1/1) ... [2019-11-27 09:38:27,852 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:27" (1/1) ... [2019-11-27 09:38:27,856 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:27" (1/1) ... [2019-11-27 09:38:27,950 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:27" (1/1) ... [2019-11-27 09:38:27,993 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:27" (1/1) ... [2019-11-27 09:38:28,017 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:27" (1/1) ... [2019-11-27 09:38:28,061 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:38:28,068 INFO L168 Benchmark]: Toolchain (without parser) took 3346.43 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 799.4 MB in the end (delta: 150.9 MB). Peak memory consumption was 150.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:28,069 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:38:28,071 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2765.60 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 845.2 MB in the end (delta: 105.0 MB). Peak memory consumption was 105.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:28,073 INFO L168 Benchmark]: Boogie Procedure Inliner took 307.28 ms. Allocated memory is still 1.0 GB. Free memory was 845.2 MB in the beginning and 816.5 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:28,077 INFO L168 Benchmark]: Boogie Preprocessor took 264.33 ms. Allocated memory is still 1.0 GB. Free memory was 816.5 MB in the beginning and 799.4 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:28,083 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 2765.60 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 845.2 MB in the end (delta: 105.0 MB). Peak memory consumption was 105.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 307.28 ms. Allocated memory is still 1.0 GB. Free memory was 845.2 MB in the beginning and 816.5 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 264.33 ms. Allocated memory is still 1.0 GB. Free memory was 816.5 MB in the beginning and 799.4 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...