./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem17_label20.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 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/Problem17_label20.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d60795b4ca5403bd40f89f595ae6747320db4210 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem17_label20.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d60795b4ca5403bd40f89f595ae6747320db4210 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:42:29,189 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:42:29,195 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:42:29,228 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:42:29,231 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:42:29,233 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:42:29,236 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:42:29,257 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:42:29,259 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:42:29,265 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:42:29,271 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:42:29,275 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:42:29,276 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:42:29,282 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:42:29,286 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:42:29,292 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:42:29,293 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:42:29,297 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:42:29,303 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:42:29,310 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:42:29,317 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:42:29,324 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:42:29,328 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:42:29,334 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:42:29,341 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:42:29,341 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:42:29,342 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:42:29,345 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:42:29,347 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:42:29,348 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:42:29,350 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:42:29,354 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:42:29,355 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:42:29,358 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:42:29,360 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:42:29,363 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:42:29,364 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:42:29,365 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:42:29,365 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:42:29,369 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:42:29,371 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:42:29,373 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:42:29,416 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:42:29,421 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:42:29,424 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:42:29,424 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:42:29,424 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:42:29,425 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:42:29,425 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:42:29,425 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:42:29,426 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:42:29,428 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:42:29,428 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:42:29,429 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:42:29,429 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:42:29,429 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:42:29,433 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:42:29,433 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:42:29,433 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:42:29,434 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:42:29,434 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:42:29,434 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:42:29,436 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:42:29,436 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:42:29,436 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:42:29,437 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:42:29,437 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:42:29,439 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:42:29,439 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:42:29,439 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:42:29,440 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 -> d60795b4ca5403bd40f89f595ae6747320db4210 [2019-11-25 22:42:30,048 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:42:30,080 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:42:30,088 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:42:30,090 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:42:30,094 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:42:30,095 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label20.c [2019-11-25 22:42:30,272 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aeb201260/5f57e53660c34e389298d4419863007b/FLAG0a847df9d [2019-11-25 22:42:32,086 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:42:32,087 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label20.c [2019-11-25 22:42:32,166 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aeb201260/5f57e53660c34e389298d4419863007b/FLAG0a847df9d [2019-11-25 22:42:32,216 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aeb201260/5f57e53660c34e389298d4419863007b [2019-11-25 22:42:32,225 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:42:32,228 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:42:32,234 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:42:32,234 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:42:32,245 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:42:32,247 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:42:32" (1/1) ... [2019-11-25 22:42:32,259 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@45a8f729 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:32, skipping insertion in model container [2019-11-25 22:42:32,259 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:42:32" (1/1) ... [2019-11-25 22:42:32,283 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:42:32,489 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:42:34,681 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:42:34,695 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:42:35,567 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:42:35,615 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:42:35,622 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:35 WrapperNode [2019-11-25 22:42:35,623 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:42:35,624 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:42:35,624 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:42:35,624 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:42:35,644 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:35" (1/1) ... [2019-11-25 22:42:35,741 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:35" (1/1) ... [2019-11-25 22:42:36,386 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:42:36,392 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:42:36,392 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:42:36,392 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:42:36,414 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:35" (1/1) ... [2019-11-25 22:42:36,417 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:35" (1/1) ... [2019-11-25 22:42:36,496 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:35" (1/1) ... [2019-11-25 22:42:36,498 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:35" (1/1) ... [2019-11-25 22:42:36,790 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:35" (1/1) ... [2019-11-25 22:42:36,850 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:35" (1/1) ... [2019-11-25 22:42:37,004 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:35" (1/1) ... [2019-11-25 22:42:37,156 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:42:37,167 INFO L168 Benchmark]: Toolchain (without parser) took 4932.10 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 774.8 MB in the end (delta: 181.2 MB). Peak memory consumption was 181.2 MB. Max. memory is 12.5 GB. [2019-11-25 22:42:37,168 INFO L168 Benchmark]: CDTParser took 1.82 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. [2019-11-25 22:42:37,172 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3389.05 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 872.5 MB in the end (delta: 77.8 MB). Peak memory consumption was 77.8 MB. Max. memory is 12.5 GB. [2019-11-25 22:42:37,174 INFO L168 Benchmark]: Boogie Procedure Inliner took 767.71 ms. Allocated memory is still 1.0 GB. Free memory was 872.5 MB in the beginning and 809.3 MB in the end (delta: 63.2 MB). Peak memory consumption was 63.2 MB. Max. memory is 12.5 GB. [2019-11-25 22:42:37,178 INFO L168 Benchmark]: Boogie Preprocessor took 765.95 ms. Allocated memory is still 1.0 GB. Free memory was 809.3 MB in the beginning and 774.8 MB in the end (delta: 34.5 MB). Peak memory consumption was 34.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:42:37,189 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.82 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 3389.05 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 872.5 MB in the end (delta: 77.8 MB). Peak memory consumption was 77.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 767.71 ms. Allocated memory is still 1.0 GB. Free memory was 872.5 MB in the beginning and 809.3 MB in the end (delta: 63.2 MB). Peak memory consumption was 63.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 765.95 ms. Allocated memory is still 1.0 GB. Free memory was 809.3 MB in the beginning and 774.8 MB in the end (delta: 34.5 MB). Peak memory consumption was 34.5 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 0.1.24-65d6cd2 [2019-11-25 22:42:41,296 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:42:41,300 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:42:41,328 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:42:41,330 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:42:41,332 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:42:41,339 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:42:41,359 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:42:41,363 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:42:41,369 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:42:41,372 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:42:41,378 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:42:41,379 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:42:41,385 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:42:41,388 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:42:41,393 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:42:41,396 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:42:41,402 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:42:41,406 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:42:41,416 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:42:41,425 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:42:41,430 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:42:41,432 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:42:41,439 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:42:41,445 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:42:41,446 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:42:41,446 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:42:41,451 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:42:41,452 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:42:41,456 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:42:41,456 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:42:41,458 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:42:41,459 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:42:41,460 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:42:41,464 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:42:41,468 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:42:41,469 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:42:41,470 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:42:41,470 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:42:41,471 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:42:41,474 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:42:41,476 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:42:41,521 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:42:41,522 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:42:41,526 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:42:41,527 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:42:41,528 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:42:41,528 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:42:41,531 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:42:41,531 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:42:41,532 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:42:41,532 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:42:41,533 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:42:41,534 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:42:41,534 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:42:41,535 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:42:41,537 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:42:41,538 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:42:41,538 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:42:41,538 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:42:41,539 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:42:41,540 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:42:41,540 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:42:41,542 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:42:41,542 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:42:41,543 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:42:41,545 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:42:41,545 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:42:41,545 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:42:41,546 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:42:41,546 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:42:41,546 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:42:41,549 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 -> d60795b4ca5403bd40f89f595ae6747320db4210 [2019-11-25 22:42:42,154 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:42:42,188 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:42:42,198 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:42:42,200 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:42:42,202 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:42:42,204 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label20.c [2019-11-25 22:42:42,378 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2031ce7e9/c427a669eb01457aa7703f6eac2f7999/FLAG579693cc1 [2019-11-25 22:42:44,086 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:42:44,088 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label20.c [2019-11-25 22:42:44,141 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2031ce7e9/c427a669eb01457aa7703f6eac2f7999/FLAG579693cc1 [2019-11-25 22:42:44,179 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2031ce7e9/c427a669eb01457aa7703f6eac2f7999 [2019-11-25 22:42:44,193 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:42:44,195 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:42:44,198 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:42:44,201 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:42:44,207 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:42:44,210 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:42:44" (1/1) ... [2019-11-25 22:42:44,218 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:44, skipping insertion in model container [2019-11-25 22:42:44,219 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:42:44" (1/1) ... [2019-11-25 22:42:44,238 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:42:44,453 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:42:46,814 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:42:46,827 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:42:47,938 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:42:47,992 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:42:47,995 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:47 WrapperNode [2019-11-25 22:42:47,996 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:42:47,997 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:42:48,000 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:42:48,000 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:42:48,024 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:47" (1/1) ... [2019-11-25 22:42:48,133 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:47" (1/1) ... [2019-11-25 22:42:48,436 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:42:48,437 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:42:48,437 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:42:48,437 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:42:48,461 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:47" (1/1) ... [2019-11-25 22:42:48,462 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:47" (1/1) ... [2019-11-25 22:42:48,522 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:47" (1/1) ... [2019-11-25 22:42:48,522 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:47" (1/1) ... [2019-11-25 22:42:48,705 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:47" (1/1) ... [2019-11-25 22:42:48,764 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:47" (1/1) ... [2019-11-25 22:42:48,819 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:47" (1/1) ... [2019-11-25 22:42:48,875 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:42:48,883 INFO L168 Benchmark]: Toolchain (without parser) took 4683.38 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 782.1 MB in the end (delta: 173.9 MB). Peak memory consumption was 174.0 MB. Max. memory is 12.5 GB. [2019-11-25 22:42:48,884 INFO L168 Benchmark]: CDTParser took 3.01 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. [2019-11-25 22:42:48,887 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3798.18 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 822.3 MB in the end (delta: 127.9 MB). Peak memory consumption was 128.0 MB. Max. memory is 12.5 GB. [2019-11-25 22:42:48,890 INFO L168 Benchmark]: Boogie Procedure Inliner took 439.28 ms. Allocated memory is still 1.0 GB. Free memory was 822.3 MB in the beginning and 805.1 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-25 22:42:48,895 INFO L168 Benchmark]: Boogie Preprocessor took 438.62 ms. Allocated memory is still 1.0 GB. Free memory was 805.1 MB in the beginning and 782.1 MB in the end (delta: 23.0 MB). Peak memory consumption was 23.0 MB. Max. memory is 12.5 GB. [2019-11-25 22:42:48,906 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.01 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 3798.18 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 822.3 MB in the end (delta: 127.9 MB). Peak memory consumption was 128.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 439.28 ms. Allocated memory is still 1.0 GB. Free memory was 822.3 MB in the beginning and 805.1 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 438.62 ms. Allocated memory is still 1.0 GB. Free memory was 805.1 MB in the beginning and 782.1 MB in the end (delta: 23.0 MB). Peak memory consumption was 23.0 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...