./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem15_label35.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/Problem15_label35.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 5c4bbd5742ee42b28c0926d836f34d49923e4f62 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem15_label35.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 5c4bbd5742ee42b28c0926d836f34d49923e4f62 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 22:41:12,186 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:41:12,194 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:41:12,221 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:41:12,223 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:41:12,225 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:41:12,228 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:41:12,254 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:41:12,260 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:41:12,263 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:41:12,266 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:41:12,272 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:41:12,273 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:41:12,277 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:41:12,280 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:41:12,284 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:41:12,286 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:41:12,290 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:41:12,297 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:41:12,305 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:41:12,314 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:41:12,319 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:41:12,321 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:41:12,328 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:41:12,332 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:41:12,336 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:41:12,336 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:41:12,338 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:41:12,339 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:41:12,340 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:41:12,343 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:41:12,344 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:41:12,346 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:41:12,348 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:41:12,351 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:41:12,352 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:41:12,354 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:41:12,355 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:41:12,355 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:41:12,359 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:41:12,360 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:41:12,361 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:41:12,402 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:41:12,405 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:41:12,409 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:41:12,410 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:41:12,412 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:41:12,412 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:41:12,412 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:41:12,413 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:41:12,413 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:41:12,413 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:41:12,414 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:41:12,417 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:41:12,417 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:41:12,418 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:41:12,418 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:41:12,418 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:41:12,418 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:41:12,419 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:41:12,419 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:41:12,420 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:41:12,423 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:41:12,423 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:41:12,423 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:41:12,424 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:41:12,424 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:41:12,424 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:41:12,425 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:41:12,425 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:41:12,425 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 -> 5c4bbd5742ee42b28c0926d836f34d49923e4f62 [2019-11-25 22:41:13,111 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:41:13,138 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:41:13,145 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:41:13,147 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:41:13,151 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:41:13,152 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label35.c [2019-11-25 22:41:13,307 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/73b7df992/200348feb86b44498e15945be1d0d11e/FLAG8856df278 [2019-11-25 22:41:14,716 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:41:14,719 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label35.c [2019-11-25 22:41:14,765 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/73b7df992/200348feb86b44498e15945be1d0d11e/FLAG8856df278 [2019-11-25 22:41:14,806 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/73b7df992/200348feb86b44498e15945be1d0d11e [2019-11-25 22:41:14,815 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:41:14,821 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:41:14,823 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:41:14,823 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:41:14,832 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:41:14,834 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:41:14" (1/1) ... [2019-11-25 22:41:14,843 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cad85d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:14, skipping insertion in model container [2019-11-25 22:41:14,844 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:41:14" (1/1) ... [2019-11-25 22:41:14,859 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:41:15,046 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:41:16,786 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:41:16,801 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:41:17,399 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:41:17,443 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:41:17,445 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:17 WrapperNode [2019-11-25 22:41:17,446 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:41:17,447 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:41:17,449 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:41:17,449 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:41:17,468 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:17" (1/1) ... [2019-11-25 22:41:17,545 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:17" (1/1) ... [2019-11-25 22:41:17,911 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:41:17,913 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:41:17,914 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:41:17,914 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:41:17,937 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:17" (1/1) ... [2019-11-25 22:41:17,938 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:17" (1/1) ... [2019-11-25 22:41:17,982 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:17" (1/1) ... [2019-11-25 22:41:17,985 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:17" (1/1) ... [2019-11-25 22:41:18,198 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:17" (1/1) ... [2019-11-25 22:41:18,251 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:17" (1/1) ... [2019-11-25 22:41:18,312 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:17" (1/1) ... [2019-11-25 22:41:18,387 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:41:18,399 INFO L168 Benchmark]: Toolchain (without parser) took 3569.47 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.6 MB in the beginning and 857.7 MB in the end (delta: 103.8 MB). Peak memory consumption was 103.9 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:18,400 INFO L168 Benchmark]: CDTParser took 3.58 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:41:18,403 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2623.98 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.6 MB in the beginning and 915.0 MB in the end (delta: 46.5 MB). Peak memory consumption was 46.6 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:18,407 INFO L168 Benchmark]: Boogie Procedure Inliner took 465.73 ms. Allocated memory is still 1.0 GB. Free memory was 915.0 MB in the beginning and 874.9 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:18,410 INFO L168 Benchmark]: Boogie Preprocessor took 473.71 ms. Allocated memory is still 1.0 GB. Free memory was 874.9 MB in the beginning and 857.7 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:18,422 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.58 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 2623.98 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.6 MB in the beginning and 915.0 MB in the end (delta: 46.5 MB). Peak memory consumption was 46.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 465.73 ms. Allocated memory is still 1.0 GB. Free memory was 915.0 MB in the beginning and 874.9 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 473.71 ms. Allocated memory is still 1.0 GB. Free memory was 874.9 MB in the beginning and 857.7 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 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 22:41:22,454 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:41:22,458 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:41:22,502 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:41:22,505 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:41:22,509 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:41:22,515 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:41:22,533 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:41:22,539 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:41:22,542 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:41:22,546 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:41:22,552 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:41:22,553 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:41:22,558 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:41:22,564 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:41:22,569 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:41:22,574 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:41:22,580 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:41:22,587 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:41:22,594 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:41:22,603 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:41:22,612 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:41:22,619 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:41:22,621 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:41:22,631 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:41:22,634 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:41:22,634 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:41:22,638 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:41:22,639 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:41:22,643 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:41:22,643 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:41:22,648 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:41:22,649 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:41:22,650 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:41:22,657 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:41:22,658 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:41:22,659 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:41:22,661 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:41:22,661 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:41:22,668 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:41:22,670 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:41:22,672 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:41:22,722 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:41:22,723 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:41:22,727 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:41:22,728 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:41:22,731 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:41:22,731 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:41:22,731 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:41:22,732 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:41:22,732 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:41:22,732 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:41:22,734 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:41:22,736 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:41:22,736 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:41:22,737 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:41:22,738 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:41:22,741 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:41:22,742 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:41:22,742 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:41:22,743 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:41:22,743 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:41:22,743 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:41:22,744 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:41:22,746 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:41:22,746 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:41:22,747 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:41:22,747 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:41:22,749 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:41:22,749 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:41:22,751 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:41:22,751 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:41:22,753 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 -> 5c4bbd5742ee42b28c0926d836f34d49923e4f62 [2019-11-25 22:41:23,428 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:41:23,464 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:41:23,470 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:41:23,477 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:41:23,478 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:41:23,480 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label35.c [2019-11-25 22:41:23,637 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1057cff8d/731a977d1a9c4ca4a3be8f958f121fcd/FLAGb74ddb687 [2019-11-25 22:41:25,060 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:41:25,068 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label35.c [2019-11-25 22:41:25,118 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1057cff8d/731a977d1a9c4ca4a3be8f958f121fcd/FLAGb74ddb687 [2019-11-25 22:41:25,157 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1057cff8d/731a977d1a9c4ca4a3be8f958f121fcd [2019-11-25 22:41:25,170 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:41:25,172 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:41:25,176 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:41:25,180 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:41:25,187 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:41:25,188 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:41:25" (1/1) ... [2019-11-25 22:41:25,197 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cad85d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:25, skipping insertion in model container [2019-11-25 22:41:25,198 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:41:25" (1/1) ... [2019-11-25 22:41:25,217 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:41:25,378 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:41:27,404 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:41:27,420 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:41:28,195 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:41:28,240 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:41:28,241 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:28 WrapperNode [2019-11-25 22:41:28,242 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:41:28,243 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:41:28,245 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:41:28,245 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:41:28,267 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:28" (1/1) ... [2019-11-25 22:41:28,346 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:28" (1/1) ... [2019-11-25 22:41:28,547 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:41:28,548 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:41:28,548 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:41:28,551 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:41:28,573 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:28" (1/1) ... [2019-11-25 22:41:28,578 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:28" (1/1) ... [2019-11-25 22:41:28,623 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:28" (1/1) ... [2019-11-25 22:41:28,629 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:28" (1/1) ... [2019-11-25 22:41:28,750 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:28" (1/1) ... [2019-11-25 22:41:28,802 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:28" (1/1) ... [2019-11-25 22:41:28,826 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:28" (1/1) ... [2019-11-25 22:41:28,849 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:41:28,858 INFO L168 Benchmark]: Toolchain (without parser) took 3680.53 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.6 MB in the beginning and 852.0 MB in the end (delta: 109.5 MB). Peak memory consumption was 109.6 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:28,859 INFO L168 Benchmark]: CDTParser took 1.74 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:41:28,863 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3066.25 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.6 MB in the beginning and 880.8 MB in the end (delta: 80.7 MB). Peak memory consumption was 80.8 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:28,864 INFO L168 Benchmark]: Boogie Procedure Inliner took 304.77 ms. Allocated memory is still 1.0 GB. Free memory was 880.8 MB in the beginning and 863.5 MB in the end (delta: 17.3 MB). Peak memory consumption was 17.3 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:28,868 INFO L168 Benchmark]: Boogie Preprocessor took 301.98 ms. Allocated memory is still 1.0 GB. Free memory was 863.5 MB in the beginning and 852.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:28,879 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.74 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 3066.25 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.6 MB in the beginning and 880.8 MB in the end (delta: 80.7 MB). Peak memory consumption was 80.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 304.77 ms. Allocated memory is still 1.0 GB. Free memory was 880.8 MB in the beginning and 863.5 MB in the end (delta: 17.3 MB). Peak memory consumption was 17.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 301.98 ms. Allocated memory is still 1.0 GB. Free memory was 863.5 MB in the beginning and 852.0 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...