./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem04_label11.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/Problem04_label11.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 d14f71950d96133d148b9c25aff8a8119ca01050 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem04_label11.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 d14f71950d96133d148b9c25aff8a8119ca01050 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 15:44:14,268 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:44:14,273 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:44:14,306 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:44:14,310 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:44:14,313 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:44:14,318 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:44:14,333 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:44:14,337 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:44:14,344 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:44:14,348 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:44:14,354 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:44:14,355 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:44:14,360 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:44:14,364 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:44:14,370 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:44:14,372 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:44:14,377 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:44:14,384 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:44:14,391 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:44:14,397 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:44:14,405 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:44:14,406 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:44:14,411 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:44:14,418 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:44:14,421 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:44:14,421 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:44:14,423 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:44:14,424 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:44:14,427 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:44:14,428 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:44:14,430 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:44:14,431 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:44:14,435 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:44:14,437 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:44:14,440 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:44:14,441 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:44:14,442 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:44:14,445 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:44:14,446 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:44:14,448 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:44:14,448 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:44:14,487 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:44:14,489 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:44:14,493 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:44:14,497 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:44:14,497 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:44:14,498 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:44:14,498 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:44:14,498 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:44:14,498 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:44:14,499 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:44:14,500 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:44:14,500 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:44:14,501 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:44:14,503 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:44:14,503 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:44:14,504 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:44:14,504 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:44:14,504 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:44:14,505 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:44:14,505 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:44:14,508 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:44:14,508 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:44:14,509 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:44:14,509 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:44:14,509 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:44:14,509 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:44:14,510 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:44:14,510 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:44:14,510 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 -> d14f71950d96133d148b9c25aff8a8119ca01050 [2019-11-27 15:44:15,115 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:44:15,142 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:44:15,153 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:44:15,155 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:44:15,155 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:44:15,159 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label11.c [2019-11-27 15:44:15,312 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8cf6107e8/3f03ae7ec1b144619d2c5df952d81e1a/FLAG1a8c29245 [2019-11-27 15:44:17,206 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:44:17,211 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label11.c [2019-11-27 15:44:17,272 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8cf6107e8/3f03ae7ec1b144619d2c5df952d81e1a/FLAG1a8c29245 [2019-11-27 15:44:17,545 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8cf6107e8/3f03ae7ec1b144619d2c5df952d81e1a [2019-11-27 15:44:17,551 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:44:17,557 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:44:17,559 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:44:17,561 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:44:17,570 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:44:17,571 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:44:17" (1/1) ... [2019-11-27 15:44:17,576 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46807bdc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:17, skipping insertion in model container [2019-11-27 15:44:17,578 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:44:17" (1/1) ... [2019-11-27 15:44:17,598 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:44:17,896 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:44:21,056 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:44:21,069 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:44:22,722 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:44:22,812 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:44:22,816 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:22 WrapperNode [2019-11-27 15:44:22,817 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:44:22,818 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:44:22,820 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:44:22,820 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:44:22,842 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:22" (1/1) ... [2019-11-27 15:44:22,958 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:22" (1/1) ... [2019-11-27 15:44:23,356 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:44:23,360 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:44:23,363 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:44:23,363 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:44:23,386 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:22" (1/1) ... [2019-11-27 15:44:23,386 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:22" (1/1) ... [2019-11-27 15:44:23,467 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:22" (1/1) ... [2019-11-27 15:44:23,473 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:22" (1/1) ... [2019-11-27 15:44:23,690 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:22" (1/1) ... [2019-11-27 15:44:23,768 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:22" (1/1) ... [2019-11-27 15:44:23,815 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:22" (1/1) ... [2019-11-27 15:44:23,868 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:44:23,880 INFO L168 Benchmark]: Toolchain (without parser) took 6317.43 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.4 MB in the beginning and 763.3 MB in the end (delta: 181.1 MB). Peak memory consumption was 181.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:23,882 INFO L168 Benchmark]: CDTParser took 0.38 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 15:44:23,885 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5257.97 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.4 MB in the beginning and 833.5 MB in the end (delta: 110.9 MB). Peak memory consumption was 111.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:23,888 INFO L168 Benchmark]: Boogie Procedure Inliner took 541.73 ms. Allocated memory is still 1.0 GB. Free memory was 833.5 MB in the beginning and 793.4 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:23,892 INFO L168 Benchmark]: Boogie Preprocessor took 511.64 ms. Allocated memory is still 1.0 GB. Free memory was 793.4 MB in the beginning and 763.3 MB in the end (delta: 30.1 MB). Peak memory consumption was 30.1 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:23,904 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38 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 5257.97 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.4 MB in the beginning and 833.5 MB in the end (delta: 110.9 MB). Peak memory consumption was 111.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 541.73 ms. Allocated memory is still 1.0 GB. Free memory was 833.5 MB in the beginning and 793.4 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 511.64 ms. Allocated memory is still 1.0 GB. Free memory was 793.4 MB in the beginning and 763.3 MB in the end (delta: 30.1 MB). Peak memory consumption was 30.1 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 15:44:27,946 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:44:27,953 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:44:27,989 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:44:27,991 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:44:27,994 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:44:28,002 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:44:28,016 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:44:28,027 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:44:28,031 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:44:28,032 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:44:28,037 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:44:28,040 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:44:28,043 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:44:28,045 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:44:28,048 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:44:28,052 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:44:28,054 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:44:28,061 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:44:28,065 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:44:28,071 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:44:28,078 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:44:28,080 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:44:28,084 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:44:28,092 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:44:28,093 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:44:28,093 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:44:28,098 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:44:28,099 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:44:28,103 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:44:28,103 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:44:28,104 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:44:28,105 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:44:28,108 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:44:28,110 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:44:28,113 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:44:28,114 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:44:28,115 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:44:28,115 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:44:28,116 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:44:28,119 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:44:28,121 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:44:28,173 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:44:28,181 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:44:28,182 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:44:28,186 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:44:28,189 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:44:28,189 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:44:28,190 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:44:28,190 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:44:28,190 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:44:28,190 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:44:28,191 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:44:28,191 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:44:28,191 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:44:28,196 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:44:28,196 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:44:28,196 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:44:28,197 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:44:28,197 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:44:28,197 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:44:28,198 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:44:28,198 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:44:28,199 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:44:28,199 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:44:28,200 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:44:28,202 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:44:28,202 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:44:28,202 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:44:28,203 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:44:28,204 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:44:28,204 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:44:28,208 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 -> d14f71950d96133d148b9c25aff8a8119ca01050 [2019-11-27 15:44:28,708 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:44:28,751 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:44:28,759 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:44:28,766 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:44:28,767 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:44:28,768 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label11.c [2019-11-27 15:44:28,931 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4dbe19336/1770250e734e479cb0119be48f758f10/FLAG49882f5bd [2019-11-27 15:44:30,541 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:44:30,544 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label11.c [2019-11-27 15:44:30,618 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4dbe19336/1770250e734e479cb0119be48f758f10/FLAG49882f5bd [2019-11-27 15:44:30,653 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4dbe19336/1770250e734e479cb0119be48f758f10 [2019-11-27 15:44:30,661 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:44:30,664 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:44:30,672 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:44:30,673 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:44:30,679 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:44:30,684 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:44:30" (1/1) ... [2019-11-27 15:44:30,691 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@15b6135e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:30, skipping insertion in model container [2019-11-27 15:44:30,691 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:44:30" (1/1) ... [2019-11-27 15:44:30,712 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:44:31,049 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:44:33,969 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:44:33,986 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:44:35,344 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:44:35,420 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:44:35,421 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:35 WrapperNode [2019-11-27 15:44:35,421 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:44:35,422 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:44:35,425 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:44:35,425 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:44:35,449 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:35" (1/1) ... [2019-11-27 15:44:35,554 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:35" (1/1) ... [2019-11-27 15:44:35,993 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:44:35,994 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:44:35,994 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:44:35,995 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:44:36,021 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:35" (1/1) ... [2019-11-27 15:44:36,023 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:35" (1/1) ... [2019-11-27 15:44:36,078 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:35" (1/1) ... [2019-11-27 15:44:36,079 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:35" (1/1) ... [2019-11-27 15:44:36,283 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:35" (1/1) ... [2019-11-27 15:44:36,356 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:35" (1/1) ... [2019-11-27 15:44:36,405 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:35" (1/1) ... [2019-11-27 15:44:36,463 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:44:36,475 INFO L168 Benchmark]: Toolchain (without parser) took 5803.15 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 740.3 MB in the end (delta: 204.2 MB). Peak memory consumption was 204.3 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:36,476 INFO L168 Benchmark]: CDTParser took 3.41 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. [2019-11-27 15:44:36,479 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4749.66 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 809.0 MB in the end (delta: 135.5 MB). Peak memory consumption was 135.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:36,481 INFO L168 Benchmark]: Boogie Procedure Inliner took 571.47 ms. Allocated memory is still 1.0 GB. Free memory was 809.0 MB in the beginning and 768.9 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:36,487 INFO L168 Benchmark]: Boogie Preprocessor took 470.59 ms. Allocated memory is still 1.0 GB. Free memory was 768.9 MB in the beginning and 740.3 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:36,497 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.41 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 4749.66 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 809.0 MB in the end (delta: 135.5 MB). Peak memory consumption was 135.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 571.47 ms. Allocated memory is still 1.0 GB. Free memory was 809.0 MB in the beginning and 768.9 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 470.59 ms. Allocated memory is still 1.0 GB. Free memory was 768.9 MB in the beginning and 740.3 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...