./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem11_label26.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 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/Problem11_label26.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 848d030cccdff5a4ae4d83a1350fa05a55064ab8 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Problem11_label26.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 848d030cccdff5a4ae4d83a1350fa05a55064ab8 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 20:51:47,159 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:51:47,161 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:51:47,183 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:51:47,185 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:51:47,187 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:51:47,190 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:51:47,219 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:51:47,224 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:51:47,227 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:51:47,232 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:51:47,235 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:51:47,238 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:51:47,242 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:51:47,246 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:51:47,250 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:51:47,255 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:51:47,257 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:51:47,261 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:51:47,270 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:51:47,277 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:51:47,286 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:51:47,292 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:51:47,295 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:51:47,301 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:51:47,304 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:51:47,304 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:51:47,306 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:51:47,307 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:51:47,310 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:51:47,311 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:51:47,312 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:51:47,314 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:51:47,318 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:51:47,320 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:51:47,322 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:51:47,325 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:51:47,326 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:51:47,326 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:51:47,328 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:51:47,333 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:51:47,334 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:51:47,374 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:51:47,378 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:51:47,381 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:51:47,381 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:51:47,383 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:51:47,383 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:51:47,383 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:51:47,384 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:51:47,384 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:51:47,386 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:51:47,387 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:51:47,388 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:51:47,389 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:51:47,389 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:51:47,390 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:51:47,392 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:51:47,392 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:51:47,392 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:51:47,393 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:51:47,393 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:51:47,393 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:51:47,395 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:51:47,395 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:51:47,395 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:51:47,398 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:51:47,398 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:51:47,398 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:51:47,399 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:51:47,399 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:51:47,399 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 -> 848d030cccdff5a4ae4d83a1350fa05a55064ab8 [2019-11-24 20:51:48,057 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:51:48,084 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:51:48,090 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:51:48,097 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:51:48,098 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:51:48,099 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem11_label26.c [2019-11-24 20:51:48,265 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aed42ba1c/1d19653a52a24f79b4515c190e3477b4/FLAG366381453 [2019-11-24 20:51:49,627 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:51:49,629 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem11_label26.c [2019-11-24 20:51:49,661 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aed42ba1c/1d19653a52a24f79b4515c190e3477b4/FLAG366381453 [2019-11-24 20:51:49,698 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aed42ba1c/1d19653a52a24f79b4515c190e3477b4 [2019-11-24 20:51:49,707 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:51:49,709 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:51:49,714 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:51:49,715 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:51:49,722 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:51:49,725 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:51:49" (1/1) ... [2019-11-24 20:51:49,735 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ff3520c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:51:49, skipping insertion in model container [2019-11-24 20:51:49,736 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:51:49" (1/1) ... [2019-11-24 20:51:49,757 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:51:49,879 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:51:51,289 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:51:51,303 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:51:51,686 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:51:51,728 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:51:51,730 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:51:51 WrapperNode [2019-11-24 20:51:51,730 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:51:51,732 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:51:51,735 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:51:51,735 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:51:51,793 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:51:51" (1/1) ... [2019-11-24 20:51:51,856 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:51:51" (1/1) ... [2019-11-24 20:51:52,068 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:51:52,068 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:51:52,069 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:51:52,070 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:51:52,091 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:51:51" (1/1) ... [2019-11-24 20:51:52,094 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:51:51" (1/1) ... [2019-11-24 20:51:52,118 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:51:51" (1/1) ... [2019-11-24 20:51:52,120 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:51:51" (1/1) ... [2019-11-24 20:51:52,205 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:51:51" (1/1) ... [2019-11-24 20:51:52,246 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:51:51" (1/1) ... [2019-11-24 20:51:52,283 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:51:51" (1/1) ... [2019-11-24 20:51:52,308 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:51:52,319 INFO L168 Benchmark]: Toolchain (without parser) took 2605.39 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 921.4 MB in the end (delta: 40.3 MB). Peak memory consumption was 40.4 MB. Max. memory is 12.5 GB. [2019-11-24 20:51:52,320 INFO L168 Benchmark]: CDTParser took 2.41 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. [2019-11-24 20:51:52,324 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2016.07 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 950.1 MB in the end (delta: 5.8 MB). Peak memory consumption was 21.6 MB. Max. memory is 12.5 GB. [2019-11-24 20:51:52,326 INFO L168 Benchmark]: Boogie Procedure Inliner took 335.98 ms. Allocated memory is still 1.0 GB. Free memory was 950.1 MB in the beginning and 932.9 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:51:52,331 INFO L168 Benchmark]: Boogie Preprocessor took 240.63 ms. Allocated memory is still 1.0 GB. Free memory was 932.9 MB in the beginning and 921.4 MB in the end (delta: 11.6 MB). Peak memory consumption was 11.6 MB. Max. memory is 12.5 GB. [2019-11-24 20:51:52,343 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.41 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 2016.07 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 950.1 MB in the end (delta: 5.8 MB). Peak memory consumption was 21.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 335.98 ms. Allocated memory is still 1.0 GB. Free memory was 950.1 MB in the beginning and 932.9 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 240.63 ms. Allocated memory is still 1.0 GB. Free memory was 932.9 MB in the beginning and 921.4 MB in the end (delta: 11.6 MB). Peak memory consumption was 11.6 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 0.1.24-32f2683 [2019-11-24 20:51:56,305 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:51:56,307 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:51:56,350 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:51:56,351 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:51:56,354 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:51:56,356 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:51:56,381 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:51:56,383 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:51:56,388 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:51:56,389 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:51:56,394 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:51:56,396 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:51:56,398 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:51:56,401 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:51:56,403 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:51:56,409 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:51:56,416 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:51:56,422 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:51:56,430 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:51:56,437 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:51:56,444 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:51:56,446 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:51:56,451 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:51:56,458 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:51:56,460 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:51:56,460 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:51:56,464 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:51:56,465 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:51:56,466 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:51:56,468 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:51:56,469 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:51:56,471 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:51:56,474 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:51:56,477 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:51:56,479 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:51:56,480 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:51:56,482 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:51:56,482 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:51:56,483 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:51:56,488 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:51:56,489 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:51:56,529 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:51:56,531 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:51:56,535 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:51:56,537 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:51:56,537 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:51:56,537 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:51:56,539 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:51:56,539 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:51:56,539 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:51:56,540 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:51:56,542 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:51:56,542 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:51:56,544 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:51:56,544 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:51:56,545 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:51:56,545 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:51:56,545 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:51:56,547 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:51:56,547 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:51:56,547 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:51:56,548 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:51:56,549 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:51:56,549 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:51:56,549 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:51:56,550 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:51:56,552 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:51:56,552 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:51:56,552 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:51:56,553 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:51:56,553 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:51:56,554 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:51:56,554 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 -> 848d030cccdff5a4ae4d83a1350fa05a55064ab8 [2019-11-24 20:51:57,120 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:51:57,150 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:51:57,157 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:51:57,161 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:51:57,163 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:51:57,164 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem11_label26.c [2019-11-24 20:51:57,319 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9cbda7d51/6341031f21444bf7b75136b3d1aa3913/FLAG370fbee80 [2019-11-24 20:51:58,679 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:51:58,680 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem11_label26.c [2019-11-24 20:51:58,713 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9cbda7d51/6341031f21444bf7b75136b3d1aa3913/FLAG370fbee80 [2019-11-24 20:51:58,752 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9cbda7d51/6341031f21444bf7b75136b3d1aa3913 [2019-11-24 20:51:58,758 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:51:58,763 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:51:58,766 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:51:58,768 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:51:58,777 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:51:58,778 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:51:58" (1/1) ... [2019-11-24 20:51:58,787 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@198c21d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:51:58, skipping insertion in model container [2019-11-24 20:51:58,788 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:51:58" (1/1) ... [2019-11-24 20:51:58,807 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:51:58,944 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:52:00,500 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:52:00,512 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:52:00,936 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:52:00,973 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:52:00,978 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:00 WrapperNode [2019-11-24 20:52:00,979 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:52:00,980 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:52:00,980 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:52:00,981 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:52:01,003 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:00" (1/1) ... [2019-11-24 20:52:01,063 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:00" (1/1) ... [2019-11-24 20:52:01,209 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:52:01,210 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:52:01,210 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:52:01,210 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:52:01,229 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:00" (1/1) ... [2019-11-24 20:52:01,234 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:00" (1/1) ... [2019-11-24 20:52:01,247 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:00" (1/1) ... [2019-11-24 20:52:01,250 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:00" (1/1) ... [2019-11-24 20:52:01,325 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:00" (1/1) ... [2019-11-24 20:52:01,363 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:00" (1/1) ... [2019-11-24 20:52:01,390 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:00" (1/1) ... [2019-11-24 20:52:01,406 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:52:01,416 INFO L168 Benchmark]: Toolchain (without parser) took 2648.20 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 920.4 MB in the end (delta: 41.3 MB). Peak memory consumption was 41.3 MB. Max. memory is 12.5 GB. [2019-11-24 20:52:01,419 INFO L168 Benchmark]: CDTParser took 1.37 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. [2019-11-24 20:52:01,421 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2213.03 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 937.6 MB in the end (delta: 18.3 MB). Peak memory consumption was 21.3 MB. Max. memory is 12.5 GB. [2019-11-24 20:52:01,422 INFO L168 Benchmark]: Boogie Procedure Inliner took 229.96 ms. Allocated memory is still 1.0 GB. Free memory was 937.6 MB in the beginning and 926.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:52:01,428 INFO L168 Benchmark]: Boogie Preprocessor took 198.84 ms. Allocated memory is still 1.0 GB. Free memory was 926.2 MB in the beginning and 920.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:52:01,436 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.37 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 2213.03 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 937.6 MB in the end (delta: 18.3 MB). Peak memory consumption was 21.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 229.96 ms. Allocated memory is still 1.0 GB. Free memory was 937.6 MB in the beginning and 926.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 198.84 ms. Allocated memory is still 1.0 GB. Free memory was 926.2 MB in the beginning and 920.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...