./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem11_label07.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem11_label07.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 9aed91daf686837f7bc54e69e27260eed52fbd4d ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_label07.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 9aed91daf686837f7bc54e69e27260eed52fbd4d ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 15:54:37,179 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:54:37,184 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:54:37,219 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:54:37,220 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:54:37,226 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:54:37,229 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:54:37,243 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:54:37,250 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:54:37,256 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:54:37,260 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:54:37,263 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:54:37,264 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:54:37,270 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:54:37,272 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:54:37,274 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:54:37,278 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:54:37,279 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:54:37,283 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:54:37,289 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:54:37,299 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:54:37,306 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:54:37,307 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:54:37,310 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:54:37,319 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:54:37,320 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:54:37,320 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:54:37,324 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:54:37,324 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:54:37,329 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:54:37,329 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:54:37,330 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:54:37,331 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:54:37,335 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:54:37,340 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:54:37,340 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:54:37,343 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:54:37,344 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:54:37,346 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:54:37,347 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:54:37,350 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:54:37,355 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:54:37,406 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:54:37,410 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:54:37,411 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:54:37,416 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:54:37,418 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:54:37,418 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:54:37,419 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:54:37,419 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:54:37,419 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:54:37,421 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:54:37,421 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:54:37,421 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:54:37,422 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:54:37,424 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:54:37,425 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:54:37,426 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:54:37,426 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:54:37,426 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:54:37,427 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:54:37,427 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:54:37,429 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:54:37,429 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:54:37,429 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:54:37,430 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:54:37,431 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:54:37,432 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:54:37,432 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:54:37,432 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:54:37,435 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 -> 9aed91daf686837f7bc54e69e27260eed52fbd4d [2019-11-27 15:54:38,048 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:54:38,076 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:54:38,082 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:54:38,087 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:54:38,088 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:54:38,090 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem11_label07.c [2019-11-27 15:54:38,244 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9b4adf70f/98e22bfbc1ae4991a9664fbbc3008075/FLAG40e444661 [2019-11-27 15:54:39,598 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:54:39,599 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem11_label07.c [2019-11-27 15:54:39,633 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9b4adf70f/98e22bfbc1ae4991a9664fbbc3008075/FLAG40e444661 [2019-11-27 15:54:39,671 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9b4adf70f/98e22bfbc1ae4991a9664fbbc3008075 [2019-11-27 15:54:39,679 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:54:39,682 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:54:39,690 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:54:39,691 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:54:39,697 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:54:39,701 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:54:39" (1/1) ... [2019-11-27 15:54:39,710 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 27.11 03:54:39, skipping insertion in model container [2019-11-27 15:54:39,710 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:54:39" (1/1) ... [2019-11-27 15:54:39,730 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:54:39,863 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:54:41,242 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:54:41,250 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:54:41,629 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:54:41,672 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:54:41,673 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:41 WrapperNode [2019-11-27 15:54:41,673 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:54:41,674 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:54:41,677 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:54:41,677 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:54:41,692 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:41" (1/1) ... [2019-11-27 15:54:41,753 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:41" (1/1) ... [2019-11-27 15:54:41,944 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:54:41,948 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:54:41,949 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:54:41,949 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:54:41,971 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:41" (1/1) ... [2019-11-27 15:54:41,975 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:41" (1/1) ... [2019-11-27 15:54:41,992 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:41" (1/1) ... [2019-11-27 15:54:41,996 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:41" (1/1) ... [2019-11-27 15:54:42,091 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:41" (1/1) ... [2019-11-27 15:54:42,133 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:41" (1/1) ... [2019-11-27 15:54:42,174 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:41" (1/1) ... [2019-11-27 15:54:42,219 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:54:42,228 INFO L168 Benchmark]: Toolchain (without parser) took 2540.00 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 921.7 MB in the end (delta: 40.0 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-27 15:54:42,230 INFO L168 Benchmark]: CDTParser took 3.04 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:54:42,235 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1983.45 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 950.3 MB in the end (delta: 5.6 MB). Peak memory consumption was 21.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:54:42,237 INFO L168 Benchmark]: Boogie Procedure Inliner took 273.94 ms. Allocated memory is still 1.0 GB. Free memory was 950.3 MB in the beginning and 933.1 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:54:42,242 INFO L168 Benchmark]: Boogie Preprocessor took 270.90 ms. Allocated memory is still 1.0 GB. Free memory was 933.1 MB in the beginning and 921.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:54:42,252 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.04 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 1983.45 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 950.3 MB in the end (delta: 5.6 MB). Peak memory consumption was 21.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 273.94 ms. Allocated memory is still 1.0 GB. Free memory was 950.3 MB in the beginning and 933.1 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 270.90 ms. Allocated memory is still 1.0 GB. Free memory was 933.1 MB in the beginning and 921.7 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 0.1.24-509859d [2019-11-27 15:54:46,087 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:54:46,089 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:54:46,115 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:54:46,117 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:54:46,119 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:54:46,134 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:54:46,151 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:54:46,154 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:54:46,160 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:54:46,162 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:54:46,168 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:54:46,169 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:54:46,176 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:54:46,180 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:54:46,184 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:54:46,188 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:54:46,191 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:54:46,196 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:54:46,206 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:54:46,213 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:54:46,216 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:54:46,221 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:54:46,226 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:54:46,233 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:54:46,233 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:54:46,234 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:54:46,239 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:54:46,240 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:54:46,241 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:54:46,241 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:54:46,242 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:54:46,244 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:54:46,247 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:54:46,250 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:54:46,252 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:54:46,253 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:54:46,255 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:54:46,255 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:54:46,258 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:54:46,262 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:54:46,263 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:54:46,300 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:54:46,302 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:54:46,306 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:54:46,307 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:54:46,308 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:54:46,308 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:54:46,308 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:54:46,310 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:54:46,310 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:54:46,310 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:54:46,314 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:54:46,314 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:54:46,315 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:54:46,315 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:54:46,316 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:54:46,316 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:54:46,316 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:54:46,316 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:54:46,318 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:54:46,318 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:54:46,318 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:54:46,320 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:54:46,320 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:54:46,320 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:54:46,322 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:54:46,322 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:54:46,322 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:54:46,323 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:54:46,324 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:54:46,324 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:54:46,326 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 -> 9aed91daf686837f7bc54e69e27260eed52fbd4d [2019-11-27 15:54:46,919 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:54:46,948 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:54:46,955 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:54:46,961 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:54:46,961 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:54:46,965 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem11_label07.c [2019-11-27 15:54:47,126 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ada8f9bab/0a8c37c3af3e4d7bb48282453a67cd62/FLAGacf7a274a [2019-11-27 15:54:48,473 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:54:48,474 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem11_label07.c [2019-11-27 15:54:48,511 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ada8f9bab/0a8c37c3af3e4d7bb48282453a67cd62/FLAGacf7a274a [2019-11-27 15:54:48,790 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ada8f9bab/0a8c37c3af3e4d7bb48282453a67cd62 [2019-11-27 15:54:48,804 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:54:48,809 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:54:48,810 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:54:48,813 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:54:48,822 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:54:48,823 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:54:48" (1/1) ... [2019-11-27 15:54:48,830 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e1aada and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:48, skipping insertion in model container [2019-11-27 15:54:48,832 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:54:48" (1/1) ... [2019-11-27 15:54:48,851 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:54:48,987 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:54:50,566 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:54:50,584 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:54:51,018 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:54:51,060 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:54:51,062 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:51 WrapperNode [2019-11-27 15:54:51,063 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:54:51,064 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:54:51,067 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:54:51,067 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:54:51,088 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:51" (1/1) ... [2019-11-27 15:54:51,151 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:51" (1/1) ... [2019-11-27 15:54:51,299 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:54:51,299 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:54:51,303 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:54:51,303 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:54:51,326 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:51" (1/1) ... [2019-11-27 15:54:51,327 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:51" (1/1) ... [2019-11-27 15:54:51,340 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:51" (1/1) ... [2019-11-27 15:54:51,343 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:51" (1/1) ... [2019-11-27 15:54:51,418 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:51" (1/1) ... [2019-11-27 15:54:51,455 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:51" (1/1) ... [2019-11-27 15:54:51,485 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:51" (1/1) ... [2019-11-27 15:54:51,507 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:54:51,517 INFO L168 Benchmark]: Toolchain (without parser) took 2705.65 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 937.2 MB in the end (delta: 17.3 MB). Peak memory consumption was 17.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:54:51,518 INFO L168 Benchmark]: CDTParser took 0.44 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:54:51,523 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2253.06 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 954.4 MB in the end (delta: 94.3 kB). Peak memory consumption was 34.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:54:51,525 INFO L168 Benchmark]: Boogie Procedure Inliner took 235.34 ms. Allocated memory is still 1.0 GB. Free memory was 954.4 MB in the beginning and 948.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:54:51,529 INFO L168 Benchmark]: Boogie Preprocessor took 209.17 ms. Allocated memory is still 1.0 GB. Free memory was 948.7 MB in the beginning and 937.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:54:51,540 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.44 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 2253.06 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 954.4 MB in the end (delta: 94.3 kB). Peak memory consumption was 34.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 235.34 ms. Allocated memory is still 1.0 GB. Free memory was 954.4 MB in the beginning and 948.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 209.17 ms. Allocated memory is still 1.0 GB. Free memory was 948.7 MB in the beginning and 937.2 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...