./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem16_label38.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/Problem16_label38.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 a2ba292005828600f3a43c583537eb6d9fa85c13 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Problem16_label38.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 a2ba292005828600f3a43c583537eb6d9fa85c13 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 09:37:03,241 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:37:03,244 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:37:03,283 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:37:03,284 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:37:03,289 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:37:03,292 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:37:03,312 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:37:03,316 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:37:03,320 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:37:03,325 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:37:03,330 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:37:03,331 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:37:03,335 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:37:03,338 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:37:03,344 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:37:03,346 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:37:03,350 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:37:03,358 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:37:03,366 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:37:03,375 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:37:03,382 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:37:03,384 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:37:03,390 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:37:03,398 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:37:03,399 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:37:03,399 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:37:03,401 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:37:03,403 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:37:03,407 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:37:03,407 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:37:03,408 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:37:03,411 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:37:03,418 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:37:03,419 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:37:03,420 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:37:03,421 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:37:03,422 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:37:03,422 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:37:03,423 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:37:03,427 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:37:03,428 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:37:03,469 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:37:03,471 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:37:03,476 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:37:03,476 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:37:03,477 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:37:03,479 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:37:03,479 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:37:03,480 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:37:03,480 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:37:03,480 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:37:03,481 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:37:03,484 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:37:03,484 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:37:03,485 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:37:03,485 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:37:03,485 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:37:03,486 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:37:03,486 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:37:03,489 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:37:03,489 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:37:03,489 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:37:03,490 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:37:03,490 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:37:03,490 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:37:03,491 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:37:03,491 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:37:03,491 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:37:03,492 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:37:03,494 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 -> a2ba292005828600f3a43c583537eb6d9fa85c13 [2019-11-27 09:37:04,034 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:37:04,064 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:37:04,073 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:37:04,080 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:37:04,081 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:37:04,082 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label38.c [2019-11-27 09:37:04,243 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b58bc4ec7/3e32a3fe89ae4c12afe6ee919b4b275d/FLAG94dc464d5 [2019-11-27 09:37:05,670 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:37:05,674 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label38.c [2019-11-27 09:37:05,716 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b58bc4ec7/3e32a3fe89ae4c12afe6ee919b4b275d/FLAG94dc464d5 [2019-11-27 09:37:05,757 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b58bc4ec7/3e32a3fe89ae4c12afe6ee919b4b275d [2019-11-27 09:37:05,768 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:37:05,770 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:37:05,774 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:37:05,775 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:37:05,784 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:37:05,786 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:37:05" (1/1) ... [2019-11-27 09:37:05,796 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 09:37:05, skipping insertion in model container [2019-11-27 09:37:05,796 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:37:05" (1/1) ... [2019-11-27 09:37:05,819 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:37:05,977 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:37:07,789 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:37:07,806 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:37:08,270 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:37:08,309 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:37:08,315 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:08 WrapperNode [2019-11-27 09:37:08,316 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:37:08,319 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:37:08,319 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:37:08,320 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:37:08,340 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:08" (1/1) ... [2019-11-27 09:37:08,405 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:08" (1/1) ... [2019-11-27 09:37:08,637 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:37:08,645 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:37:08,645 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:37:08,645 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:37:08,667 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:08" (1/1) ... [2019-11-27 09:37:08,669 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:08" (1/1) ... [2019-11-27 09:37:08,695 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:08" (1/1) ... [2019-11-27 09:37:08,698 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:08" (1/1) ... [2019-11-27 09:37:08,825 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:08" (1/1) ... [2019-11-27 09:37:08,875 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:08" (1/1) ... [2019-11-27 09:37:08,935 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:08" (1/1) ... [2019-11-27 09:37:09,002 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:37:09,014 INFO L168 Benchmark]: Toolchain (without parser) took 3235.17 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 897.9 MB in the end (delta: 58.1 MB). Peak memory consumption was 58.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:09,015 INFO L168 Benchmark]: CDTParser took 0.37 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 09:37:09,020 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2542.11 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 932.3 MB in the end (delta: 23.7 MB). Peak memory consumption was 28.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:09,022 INFO L168 Benchmark]: Boogie Procedure Inliner took 325.41 ms. Allocated memory is still 1.0 GB. Free memory was 932.3 MB in the beginning and 909.3 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:09,026 INFO L168 Benchmark]: Boogie Preprocessor took 358.08 ms. Allocated memory is still 1.0 GB. Free memory was 909.3 MB in the beginning and 897.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:09,037 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37 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 2542.11 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 932.3 MB in the end (delta: 23.7 MB). Peak memory consumption was 28.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 325.41 ms. Allocated memory is still 1.0 GB. Free memory was 932.3 MB in the beginning and 909.3 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 358.08 ms. Allocated memory is still 1.0 GB. Free memory was 909.3 MB in the beginning and 897.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 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 09:37:13,118 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:37:13,124 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:37:13,158 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:37:13,160 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:37:13,163 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:37:13,168 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:37:13,173 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:37:13,193 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:37:13,196 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:37:13,202 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:37:13,208 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:37:13,208 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:37:13,212 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:37:13,217 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:37:13,219 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:37:13,223 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:37:13,228 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:37:13,234 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:37:13,239 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:37:13,245 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:37:13,252 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:37:13,256 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:37:13,263 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:37:13,266 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:37:13,271 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:37:13,271 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:37:13,275 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:37:13,276 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:37:13,281 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:37:13,282 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:37:13,283 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:37:13,288 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:37:13,289 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:37:13,292 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:37:13,294 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:37:13,295 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:37:13,297 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:37:13,297 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:37:13,302 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:37:13,306 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:37:13,307 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:37:13,350 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:37:13,354 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:37:13,359 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:37:13,361 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:37:13,364 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:37:13,364 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:37:13,365 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:37:13,365 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:37:13,366 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:37:13,367 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:37:13,368 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:37:13,370 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:37:13,370 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:37:13,371 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:37:13,373 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:37:13,373 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:37:13,374 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:37:13,374 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:37:13,374 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:37:13,376 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:37:13,376 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:37:13,376 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:37:13,378 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:37:13,378 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:37:13,379 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:37:13,382 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:37:13,382 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:37:13,383 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:37:13,383 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:37:13,383 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:37:13,385 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 -> a2ba292005828600f3a43c583537eb6d9fa85c13 [2019-11-27 09:37:13,987 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:37:14,016 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:37:14,027 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:37:14,029 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:37:14,032 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:37:14,034 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label38.c [2019-11-27 09:37:14,208 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a466a8600/5cb5f8153834487ba6b254e9bfb825aa/FLAG647676dc6 [2019-11-27 09:37:15,646 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:37:15,649 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label38.c [2019-11-27 09:37:15,695 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a466a8600/5cb5f8153834487ba6b254e9bfb825aa/FLAG647676dc6 [2019-11-27 09:37:15,736 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a466a8600/5cb5f8153834487ba6b254e9bfb825aa [2019-11-27 09:37:15,744 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:37:15,749 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:37:15,753 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:37:15,755 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:37:15,761 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:37:15,765 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:37:15" (1/1) ... [2019-11-27 09:37:15,775 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 09:37:15, skipping insertion in model container [2019-11-27 09:37:15,776 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:37:15" (1/1) ... [2019-11-27 09:37:15,794 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:37:15,941 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:37:17,859 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:37:17,871 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:37:18,433 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:37:18,478 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:37:18,479 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:18 WrapperNode [2019-11-27 09:37:18,479 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:37:18,480 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:37:18,480 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:37:18,481 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:37:18,505 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:18" (1/1) ... [2019-11-27 09:37:18,578 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:18" (1/1) ... [2019-11-27 09:37:18,749 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:37:18,750 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:37:18,751 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:37:18,751 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:37:18,772 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:18" (1/1) ... [2019-11-27 09:37:18,776 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:18" (1/1) ... [2019-11-27 09:37:18,792 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:18" (1/1) ... [2019-11-27 09:37:18,794 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:18" (1/1) ... [2019-11-27 09:37:18,884 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:18" (1/1) ... [2019-11-27 09:37:18,935 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:18" (1/1) ... [2019-11-27 09:37:18,954 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:18" (1/1) ... [2019-11-27 09:37:18,975 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:37:18,983 INFO L168 Benchmark]: Toolchain (without parser) took 3232.23 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 892.6 MB in the end (delta: 63.4 MB). Peak memory consumption was 63.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:18,985 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 09:37:18,989 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2726.26 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 915.5 MB in the end (delta: 40.4 MB). Peak memory consumption was 40.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:18,990 INFO L168 Benchmark]: Boogie Procedure Inliner took 269.34 ms. Allocated memory is still 1.0 GB. Free memory was 915.5 MB in the beginning and 904.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:18,996 INFO L168 Benchmark]: Boogie Preprocessor took 225.94 ms. Allocated memory is still 1.0 GB. Free memory was 904.1 MB in the beginning and 892.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:19,006 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 2726.26 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 915.5 MB in the end (delta: 40.4 MB). Peak memory consumption was 40.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 269.34 ms. Allocated memory is still 1.0 GB. Free memory was 915.5 MB in the beginning and 904.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 225.94 ms. Allocated memory is still 1.0 GB. Free memory was 904.1 MB in the beginning and 892.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...