./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_ActiveStandby.ufo.BOUNDED-10.pals.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 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/seq-mthreaded/pals_STARTPALS_ActiveStandby.ufo.BOUNDED-10.pals.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 cee663cb438c3c6069680965731127d6a9fed7e0 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/seq-mthreaded/pals_STARTPALS_ActiveStandby.ufo.BOUNDED-10.pals.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 cee663cb438c3c6069680965731127d6a9fed7e0 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 10:00:52,287 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:00:52,292 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:00:52,320 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:00:52,322 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:00:52,324 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:00:52,337 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:00:52,356 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:00:52,358 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:00:52,365 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:00:52,367 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:00:52,374 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:00:52,377 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:00:52,381 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:00:52,385 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:00:52,391 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:00:52,395 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:00:52,400 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:00:52,405 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:00:52,416 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:00:52,426 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:00:52,430 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:00:52,432 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:00:52,439 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:00:52,446 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:00:52,447 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:00:52,447 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:00:52,451 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:00:52,452 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:00:52,453 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:00:52,455 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:00:52,456 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:00:52,458 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:00:52,461 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:00:52,464 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:00:52,466 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:00:52,471 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:00:52,472 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:00:52,472 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:00:52,477 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:00:52,479 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:00:52,480 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 10:00:52,522 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:00:52,524 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:00:52,528 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:00:52,530 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:00:52,530 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:00:52,531 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:00:52,533 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:00:52,533 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 10:00:52,534 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:00:52,534 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:00:52,535 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:00:52,536 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:00:52,537 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:00:52,540 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:00:52,540 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:00:52,541 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:00:52,541 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:00:52,541 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:00:52,542 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:00:52,542 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:00:52,542 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:00:52,543 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:00:52,545 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:00:52,545 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:00:52,546 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:00:52,546 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 10:00:52,546 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 10:00:52,547 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:00:52,547 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 -> cee663cb438c3c6069680965731127d6a9fed7e0 [2019-11-27 10:00:53,178 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:00:53,205 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:00:53,213 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:00:53,217 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:00:53,219 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:00:53,220 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_ActiveStandby.ufo.BOUNDED-10.pals.c [2019-11-27 10:00:53,388 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c2adebeaf/8d017ae97b824816afa09f8198af08eb/FLAG451ea446f [2019-11-27 10:00:54,580 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:00:54,587 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_ActiveStandby.ufo.BOUNDED-10.pals.c [2019-11-27 10:00:54,619 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c2adebeaf/8d017ae97b824816afa09f8198af08eb/FLAG451ea446f [2019-11-27 10:00:54,659 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c2adebeaf/8d017ae97b824816afa09f8198af08eb [2019-11-27 10:00:54,671 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:00:54,673 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:00:54,678 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:00:54,681 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:00:54,688 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:00:54,690 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:00:54" (1/1) ... [2019-11-27 10:00:54,700 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f9a9c64 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:54, skipping insertion in model container [2019-11-27 10:00:54,700 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:00:54" (1/1) ... [2019-11-27 10:00:54,720 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:00:54,821 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:00:55,659 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:00:55,687 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:00:55,863 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:00:55,919 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:00:55,921 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:55 WrapperNode [2019-11-27 10:00:55,922 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:00:55,923 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:00:55,923 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:00:55,923 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:00:55,933 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:55" (1/1) ... [2019-11-27 10:00:55,966 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:55" (1/1) ... [2019-11-27 10:00:56,098 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:00:56,103 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:00:56,103 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:00:56,104 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:00:56,122 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:55" (1/1) ... [2019-11-27 10:00:56,122 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:55" (1/1) ... [2019-11-27 10:00:56,138 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:55" (1/1) ... [2019-11-27 10:00:56,138 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:55" (1/1) ... [2019-11-27 10:00:56,194 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:55" (1/1) ... [2019-11-27 10:00:56,239 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:55" (1/1) ... [2019-11-27 10:00:56,251 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:55" (1/1) ... [2019-11-27 10:00:56,274 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:00:56,291 INFO L168 Benchmark]: Toolchain (without parser) took 1606.51 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 972.6 MB in the end (delta: -10.9 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:00:56,292 INFO L168 Benchmark]: CDTParser took 3.45 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 10:00:56,295 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1244.25 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 984.1 MB in the end (delta: -22.4 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-27 10:00:56,301 INFO L168 Benchmark]: Boogie Procedure Inliner took 180.01 ms. Allocated memory is still 1.0 GB. Free memory was 984.1 MB in the beginning and 978.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:00:56,303 INFO L168 Benchmark]: Boogie Preprocessor took 173.61 ms. Allocated memory is still 1.0 GB. Free memory is still 978.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:00:56,316 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.45 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 1244.25 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 984.1 MB in the end (delta: -22.4 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 180.01 ms. Allocated memory is still 1.0 GB. Free memory was 984.1 MB in the beginning and 978.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 173.61 ms. Allocated memory is still 1.0 GB. Free memory is still 978.3 MB. There was no memory consumed. 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-da95e15 [2019-11-27 10:01:00,314 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:01:00,322 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:01:00,349 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:01:00,351 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:01:00,354 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:01:00,366 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:01:00,382 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:01:00,387 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:01:00,392 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:01:00,395 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:01:00,400 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:01:00,402 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:01:00,406 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:01:00,412 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:01:00,417 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:01:00,418 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:01:00,424 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:01:00,428 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:01:00,439 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:01:00,448 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:01:00,453 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:01:00,455 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:01:00,460 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:01:00,468 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:01:00,471 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:01:00,471 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:01:00,473 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:01:00,474 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:01:00,477 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:01:00,477 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:01:00,479 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:01:00,481 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:01:00,486 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:01:00,488 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:01:00,488 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:01:00,492 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:01:00,495 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:01:00,495 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:01:00,496 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:01:00,499 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:01:00,500 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 10:01:00,539 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:01:00,541 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:01:00,546 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:01:00,547 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:01:00,547 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:01:00,549 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:01:00,549 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:01:00,549 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:01:00,550 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:01:00,550 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:01:00,551 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:01:00,554 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:01:00,554 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 10:01:00,555 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 10:01:00,555 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:01:00,555 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:01:00,556 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:01:00,556 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:01:00,557 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:01:00,557 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:01:00,558 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:01:00,559 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:01:00,559 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:01:00,560 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:01:00,563 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:01:00,563 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:01:00,563 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 10:01:00,564 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 10:01:00,564 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:01:00,564 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 10:01:00,566 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 -> cee663cb438c3c6069680965731127d6a9fed7e0 [2019-11-27 10:01:01,182 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:01:01,212 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:01:01,219 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:01:01,225 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:01:01,225 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:01:01,229 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_ActiveStandby.ufo.BOUNDED-10.pals.c [2019-11-27 10:01:01,389 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/178afcc7a/79ba0b4725ab42a8b523db5e5a6c3d7b/FLAGe28e1ff06 [2019-11-27 10:01:02,640 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:01:02,641 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_ActiveStandby.ufo.BOUNDED-10.pals.c [2019-11-27 10:01:02,669 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/178afcc7a/79ba0b4725ab42a8b523db5e5a6c3d7b/FLAGe28e1ff06 [2019-11-27 10:01:02,746 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/178afcc7a/79ba0b4725ab42a8b523db5e5a6c3d7b [2019-11-27 10:01:02,753 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:01:02,755 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:01:02,770 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:01:02,771 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:01:02,779 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:01:02,781 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:01:02" (1/1) ... [2019-11-27 10:01:02,785 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@61d36d4f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:02, skipping insertion in model container [2019-11-27 10:01:02,786 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:01:02" (1/1) ... [2019-11-27 10:01:02,796 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:01:02,911 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:01:03,685 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:01:03,717 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:01:03,933 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:01:03,979 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:01:03,980 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:03 WrapperNode [2019-11-27 10:01:03,980 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:01:03,981 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:01:03,982 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:01:03,982 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:01:04,002 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:03" (1/1) ... [2019-11-27 10:01:04,053 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:03" (1/1) ... [2019-11-27 10:01:04,153 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:01:04,155 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:01:04,155 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:01:04,155 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:01:04,177 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:03" (1/1) ... [2019-11-27 10:01:04,179 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:03" (1/1) ... [2019-11-27 10:01:04,194 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:03" (1/1) ... [2019-11-27 10:01:04,195 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:03" (1/1) ... [2019-11-27 10:01:04,264 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:03" (1/1) ... [2019-11-27 10:01:04,311 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:03" (1/1) ... [2019-11-27 10:01:04,320 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:03" (1/1) ... [2019-11-27 10:01:04,351 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:01:04,364 INFO L168 Benchmark]: Toolchain (without parser) took 1603.77 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 967.0 MB in the end (delta: 433.1 kB). Peak memory consumption was 498.6 kB. Max. memory is 12.5 GB. [2019-11-27 10:01:04,367 INFO L168 Benchmark]: CDTParser took 0.48 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. [2019-11-27 10:01:04,373 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1210.66 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 984.2 MB in the end (delta: -16.8 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-27 10:01:04,376 INFO L168 Benchmark]: Boogie Procedure Inliner took 173.01 ms. Allocated memory is still 1.0 GB. Free memory was 984.2 MB in the beginning and 978.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:01:04,378 INFO L168 Benchmark]: Boogie Preprocessor took 201.06 ms. Allocated memory is still 1.0 GB. Free memory was 978.4 MB in the beginning and 967.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 10:01:04,392 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.48 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 1210.66 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 984.2 MB in the end (delta: -16.8 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 173.01 ms. Allocated memory is still 1.0 GB. Free memory was 984.2 MB in the beginning and 978.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 201.06 ms. Allocated memory is still 1.0 GB. Free memory was 978.4 MB in the beginning and 967.0 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...