./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem05_label20.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem05_label20.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 b68303e31754e40374aa4669479e5e1b634b2929 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem05_label20.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 b68303e31754e40374aa4669479e5e1b634b2929 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:36:16,160 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:36:16,166 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:36:16,193 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:36:16,194 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:36:16,204 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:36:16,207 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:36:16,223 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:36:16,226 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:36:16,234 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:36:16,236 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:36:16,240 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:36:16,244 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:36:16,248 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:36:16,250 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:36:16,254 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:36:16,260 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:36:16,263 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:36:16,266 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:36:16,276 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:36:16,284 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:36:16,291 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:36:16,293 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:36:16,300 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:36:16,307 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:36:16,307 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:36:16,308 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:36:16,311 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:36:16,312 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:36:16,316 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:36:16,316 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:36:16,320 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:36:16,321 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:36:16,323 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:36:16,326 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:36:16,328 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:36:16,329 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:36:16,330 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:36:16,333 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:36:16,334 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:36:16,336 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:36:16,337 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:36:16,377 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:36:16,379 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:36:16,383 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:36:16,385 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:36:16,385 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:36:16,386 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:36:16,389 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:36:16,389 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:36:16,389 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:36:16,390 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:36:16,392 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:36:16,392 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:36:16,393 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:36:16,395 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:36:16,395 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:36:16,396 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:36:16,396 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:36:16,396 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:36:16,398 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:36:16,398 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:36:16,399 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:36:16,401 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:36:16,401 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:36:16,401 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:36:16,402 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:36:16,404 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:36:16,404 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:36:16,404 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:36:16,405 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 -> b68303e31754e40374aa4669479e5e1b634b2929 [2019-11-26 16:36:17,074 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:36:17,106 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:36:17,114 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:36:17,119 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:36:17,120 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:36:17,121 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem05_label20.c [2019-11-26 16:36:17,289 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c5576d52e/b7d8de06bfa740c19afba43d288d2b77/FLAGf70c2975e [2019-11-26 16:36:19,343 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:36:19,350 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem05_label20.c [2019-11-26 16:36:19,474 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c5576d52e/b7d8de06bfa740c19afba43d288d2b77/FLAGf70c2975e [2019-11-26 16:36:19,511 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c5576d52e/b7d8de06bfa740c19afba43d288d2b77 [2019-11-26 16:36:19,515 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:36:19,518 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:36:19,527 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:36:19,527 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:36:19,538 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:36:19,539 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:36:19" (1/1) ... [2019-11-26 16:36:19,545 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3756bc5f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:19, skipping insertion in model container [2019-11-26 16:36:19,545 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:36:19" (1/1) ... [2019-11-26 16:36:19,568 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:36:20,098 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:36:25,064 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:36:25,081 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:36:28,058 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:36:28,232 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:36:28,236 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:28 WrapperNode [2019-11-26 16:36:28,238 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:36:28,239 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:36:28,242 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:36:28,242 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:36:28,263 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:28" (1/1) ... [2019-11-26 16:36:28,439 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:28" (1/1) ... [2019-11-26 16:36:29,056 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:36:29,058 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:36:29,059 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:36:29,059 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:36:29,082 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:28" (1/1) ... [2019-11-26 16:36:29,084 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:28" (1/1) ... [2019-11-26 16:36:29,208 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:28" (1/1) ... [2019-11-26 16:36:29,211 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:28" (1/1) ... [2019-11-26 16:36:29,490 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:28" (1/1) ... [2019-11-26 16:36:29,610 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:28" (1/1) ... [2019-11-26 16:36:29,722 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:28" (1/1) ... [2019-11-26 16:36:29,846 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:36:29,858 INFO L168 Benchmark]: Toolchain (without parser) took 10335.73 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.6 MB in the beginning and 742.4 MB in the end (delta: 196.3 MB). Peak memory consumption was 196.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:36:29,861 INFO L168 Benchmark]: CDTParser took 1.46 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:36:29,863 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8711.23 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.6 MB in the beginning and 875.8 MB in the end (delta: 62.8 MB). Peak memory consumption was 277.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:36:29,866 INFO L168 Benchmark]: Boogie Procedure Inliner took 819.34 ms. Allocated memory is still 1.0 GB. Free memory was 875.8 MB in the beginning and 797.6 MB in the end (delta: 78.2 MB). Peak memory consumption was 78.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:36:29,870 INFO L168 Benchmark]: Boogie Preprocessor took 792.21 ms. Allocated memory is still 1.0 GB. Free memory was 797.6 MB in the beginning and 742.4 MB in the end (delta: 55.3 MB). Peak memory consumption was 55.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:36:29,883 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.46 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 8711.23 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.6 MB in the beginning and 875.8 MB in the end (delta: 62.8 MB). Peak memory consumption was 277.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 819.34 ms. Allocated memory is still 1.0 GB. Free memory was 875.8 MB in the beginning and 797.6 MB in the end (delta: 78.2 MB). Peak memory consumption was 78.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 792.21 ms. Allocated memory is still 1.0 GB. Free memory was 797.6 MB in the beginning and 742.4 MB in the end (delta: 55.3 MB). Peak memory consumption was 55.3 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 0.1.24-025d5a2 [2019-11-26 16:36:33,947 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:36:33,952 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:36:33,979 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:36:33,981 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:36:33,983 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:36:33,986 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:36:34,009 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:36:34,015 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:36:34,017 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:36:34,023 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:36:34,026 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:36:34,028 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:36:34,033 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:36:34,037 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:36:34,040 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:36:34,043 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:36:34,048 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:36:34,051 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:36:34,060 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:36:34,067 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:36:34,074 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:36:34,076 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:36:34,079 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:36:34,087 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:36:34,090 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:36:34,090 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:36:34,092 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:36:34,093 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:36:34,096 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:36:34,097 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:36:34,098 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:36:34,100 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:36:34,105 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:36:34,106 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:36:34,106 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:36:34,109 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:36:34,111 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:36:34,111 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:36:34,112 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:36:34,115 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:36:34,117 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:36:34,158 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:36:34,159 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:36:34,163 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:36:34,165 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:36:34,165 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:36:34,167 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:36:34,167 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:36:34,167 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:36:34,168 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:36:34,170 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:36:34,171 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:36:34,172 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:36:34,172 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:36:34,173 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:36:34,176 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:36:34,176 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:36:34,177 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:36:34,177 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:36:34,177 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:36:34,178 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:36:34,178 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:36:34,178 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:36:34,178 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:36:34,179 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:36:34,181 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:36:34,181 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:36:34,181 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:36:34,182 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:36:34,184 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:36:34,184 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:36:34,186 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 -> b68303e31754e40374aa4669479e5e1b634b2929 [2019-11-26 16:36:34,828 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:36:34,857 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:36:34,861 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:36:34,869 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:36:34,871 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:36:34,873 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem05_label20.c [2019-11-26 16:36:35,025 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b4a65ebf2/db266600ee72450dba8c1e5a8c83b835/FLAGca672c011 [2019-11-26 16:36:36,953 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:36:36,957 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem05_label20.c [2019-11-26 16:36:37,092 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b4a65ebf2/db266600ee72450dba8c1e5a8c83b835/FLAGca672c011 [2019-11-26 16:36:37,189 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b4a65ebf2/db266600ee72450dba8c1e5a8c83b835 [2019-11-26 16:36:37,202 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:36:37,206 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:36:37,209 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:36:37,211 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:36:37,220 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:36:37,221 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:36:37" (1/1) ... [2019-11-26 16:36:37,230 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46807bdc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:37, skipping insertion in model container [2019-11-26 16:36:37,230 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:36:37" (1/1) ... [2019-11-26 16:36:37,248 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:36:37,828 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:36:43,146 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:36:43,164 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:36:45,990 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:36:46,185 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:36:46,190 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:46 WrapperNode [2019-11-26 16:36:46,191 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:36:46,192 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:36:46,192 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:36:46,192 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:36:46,213 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:46" (1/1) ... [2019-11-26 16:36:46,395 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:46" (1/1) ... [2019-11-26 16:36:47,119 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:36:47,120 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:36:47,120 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:36:47,121 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:36:47,145 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:46" (1/1) ... [2019-11-26 16:36:47,153 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:46" (1/1) ... [2019-11-26 16:36:47,279 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:46" (1/1) ... [2019-11-26 16:36:47,284 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:46" (1/1) ... [2019-11-26 16:36:47,688 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:46" (1/1) ... [2019-11-26 16:36:47,827 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:46" (1/1) ... [2019-11-26 16:36:47,932 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:46" (1/1) ... [2019-11-26 16:36:48,048 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:36:48,060 INFO L168 Benchmark]: Toolchain (without parser) took 10847.47 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 937.3 MB in the beginning and 745.5 MB in the end (delta: 191.8 MB). Peak memory consumption was 191.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:36:48,061 INFO L168 Benchmark]: CDTParser took 1.20 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:36:48,065 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8982.37 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 937.3 MB in the beginning and 882.2 MB in the end (delta: 55.1 MB). Peak memory consumption was 279.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:36:48,066 INFO L168 Benchmark]: Boogie Procedure Inliner took 927.48 ms. Allocated memory is still 1.0 GB. Free memory was 882.2 MB in the beginning and 807.8 MB in the end (delta: 74.4 MB). Peak memory consumption was 74.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:36:48,070 INFO L168 Benchmark]: Boogie Preprocessor took 931.19 ms. Allocated memory is still 1.0 GB. Free memory was 807.8 MB in the beginning and 745.5 MB in the end (delta: 62.3 MB). Peak memory consumption was 62.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:36:48,081 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.20 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 8982.37 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 937.3 MB in the beginning and 882.2 MB in the end (delta: 55.1 MB). Peak memory consumption was 279.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 927.48 ms. Allocated memory is still 1.0 GB. Free memory was 882.2 MB in the beginning and 807.8 MB in the end (delta: 74.4 MB). Peak memory consumption was 74.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 931.19 ms. Allocated memory is still 1.0 GB. Free memory was 807.8 MB in the beginning and 745.5 MB in the end (delta: 62.3 MB). Peak memory consumption was 62.3 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...