./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.3.2.ufo.BOUNDED-6.pals.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 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_opt-floodmax.3.2.ufo.BOUNDED-6.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 8a7b4ef7a8affb897157388e19dfe5e9a45c805e ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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_opt-floodmax.3.2.ufo.BOUNDED-6.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 8a7b4ef7a8affb897157388e19dfe5e9a45c805e ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:14:05,253 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:14:05,256 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:14:05,282 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:14:05,284 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:14:05,286 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:14:05,304 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:14:05,321 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:14:05,326 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:14:05,328 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:14:05,331 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:14:05,336 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:14:05,339 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:14:05,343 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:14:05,348 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:14:05,349 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:14:05,355 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:14:05,358 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:14:05,363 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:14:05,369 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:14:05,378 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:14:05,384 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:14:05,387 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:14:05,394 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:14:05,399 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:14:05,402 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:14:05,402 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:14:05,405 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:14:05,406 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:14:05,408 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:14:05,410 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:14:05,411 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:14:05,414 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:14:05,417 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:14:05,421 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:14:05,422 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:14:05,424 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:14:05,426 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:14:05,426 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:14:05,431 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:14:05,435 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:14:05,436 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:14:05,475 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:14:05,479 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:14:05,483 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:14:05,484 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:14:05,487 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:14:05,487 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:14:05,488 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:14:05,488 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:14:05,488 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:14:05,489 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:14:05,491 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:14:05,491 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:14:05,492 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:14:05,493 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:14:05,493 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:14:05,494 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:14:05,495 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:14:05,495 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:14:05,498 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:14:05,498 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:14:05,499 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:14:05,499 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:14:05,499 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:14:05,500 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:14:05,500 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:14:05,500 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:14:05,503 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:14:05,503 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:14:05,504 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 -> 8a7b4ef7a8affb897157388e19dfe5e9a45c805e [2019-11-26 17:14:06,097 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:14:06,130 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:14:06,134 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:14:06,139 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:14:06,140 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:14:06,142 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.3.2.ufo.BOUNDED-6.pals.c [2019-11-26 17:14:06,304 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/59933b4be/6cfc752487254bbf86b5b8ef90614d84/FLAG8375ebca6 [2019-11-26 17:14:07,485 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:14:07,491 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.3.2.ufo.BOUNDED-6.pals.c [2019-11-26 17:14:07,524 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/59933b4be/6cfc752487254bbf86b5b8ef90614d84/FLAG8375ebca6 [2019-11-26 17:14:07,543 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/59933b4be/6cfc752487254bbf86b5b8ef90614d84 [2019-11-26 17:14:07,547 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:14:07,549 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:14:07,559 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:14:07,559 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:14:07,569 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:14:07,570 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:14:07" (1/1) ... [2019-11-26 17:14:07,574 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 26.11 05:14:07, skipping insertion in model container [2019-11-26 17:14:07,574 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:14:07" (1/1) ... [2019-11-26 17:14:07,584 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:14:07,691 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:14:08,431 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:14:08,470 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:14:08,669 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:14:08,712 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:14:08,713 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:08 WrapperNode [2019-11-26 17:14:08,714 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:14:08,715 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:14:08,716 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:14:08,716 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:14:08,726 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:08" (1/1) ... [2019-11-26 17:14:08,767 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:08" (1/1) ... [2019-11-26 17:14:08,850 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:14:08,855 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:14:08,855 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:14:08,856 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:14:08,872 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:08" (1/1) ... [2019-11-26 17:14:08,872 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:08" (1/1) ... [2019-11-26 17:14:08,890 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:08" (1/1) ... [2019-11-26 17:14:08,893 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:08" (1/1) ... [2019-11-26 17:14:08,916 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:08" (1/1) ... [2019-11-26 17:14:08,940 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:08" (1/1) ... [2019-11-26 17:14:08,952 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:08" (1/1) ... [2019-11-26 17:14:08,975 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:14:08,989 INFO L168 Benchmark]: Toolchain (without parser) took 1431.28 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 978.5 MB in the end (delta: -16.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:14:08,991 INFO L168 Benchmark]: CDTParser took 2.91 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. [2019-11-26 17:14:08,998 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1156.02 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 984.2 MB in the end (delta: -22.5 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:14:09,002 INFO L168 Benchmark]: Boogie Procedure Inliner took 139.24 ms. Allocated memory is still 1.0 GB. Free memory is still 984.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:14:09,003 INFO L168 Benchmark]: Boogie Preprocessor took 122.94 ms. Allocated memory is still 1.0 GB. Free memory was 984.2 MB in the beginning and 978.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:14:09,015 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.91 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 1156.02 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 984.2 MB in the end (delta: -22.5 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 139.24 ms. Allocated memory is still 1.0 GB. Free memory is still 984.2 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 122.94 ms. Allocated memory is still 1.0 GB. Free memory was 984.2 MB in the beginning and 978.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 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 0.1.24-025d5a2 [2019-11-26 17:14:12,978 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:14:12,986 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:14:13,018 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:14:13,020 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:14:13,024 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:14:13,031 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:14:13,044 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:14:13,048 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:14:13,053 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:14:13,057 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:14:13,061 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:14:13,062 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:14:13,069 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:14:13,071 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:14:13,076 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:14:13,077 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:14:13,082 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:14:13,086 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:14:13,096 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:14:13,102 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:14:13,111 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:14:13,113 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:14:13,115 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:14:13,123 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:14:13,123 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:14:13,123 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:14:13,128 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:14:13,128 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:14:13,130 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:14:13,132 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:14:13,133 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:14:13,137 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:14:13,139 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:14:13,140 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:14:13,142 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:14:13,143 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:14:13,145 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:14:13,145 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:14:13,146 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:14:13,151 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:14:13,153 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:14:13,192 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:14:13,192 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:14:13,197 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:14:13,197 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:14:13,199 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:14:13,199 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:14:13,199 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:14:13,200 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:14:13,201 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:14:13,202 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:14:13,203 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:14:13,205 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:14:13,205 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:14:13,206 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:14:13,206 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:14:13,206 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:14:13,208 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:14:13,208 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:14:13,208 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:14:13,209 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:14:13,211 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:14:13,211 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:14:13,211 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:14:13,212 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:14:13,212 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:14:13,212 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:14:13,214 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:14:13,214 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:14:13,214 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:14:13,215 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:14:13,217 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 -> 8a7b4ef7a8affb897157388e19dfe5e9a45c805e [2019-11-26 17:14:13,768 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:14:13,795 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:14:13,803 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:14:13,807 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:14:13,811 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:14:13,813 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.3.2.ufo.BOUNDED-6.pals.c [2019-11-26 17:14:13,969 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/57e083583/34f0dfecefaf43269f0cf1658ac8fd53/FLAGd8fbdac32 [2019-11-26 17:14:15,094 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:14:15,095 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.3.2.ufo.BOUNDED-6.pals.c [2019-11-26 17:14:15,128 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/57e083583/34f0dfecefaf43269f0cf1658ac8fd53/FLAGd8fbdac32 [2019-11-26 17:14:15,628 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/57e083583/34f0dfecefaf43269f0cf1658ac8fd53 [2019-11-26 17:14:15,639 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:14:15,642 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:14:15,650 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:14:15,650 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:14:15,656 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:14:15,662 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:14:15" (1/1) ... [2019-11-26 17:14:15,666 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f95bbf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:15, skipping insertion in model container [2019-11-26 17:14:15,670 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:14:15" (1/1) ... [2019-11-26 17:14:15,690 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:14:15,801 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:14:16,681 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:14:16,715 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:14:16,948 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:14:17,004 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:14:17,007 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:17 WrapperNode [2019-11-26 17:14:17,007 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:14:17,008 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:14:17,008 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:14:17,009 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:14:17,032 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:17" (1/1) ... [2019-11-26 17:14:17,076 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:17" (1/1) ... [2019-11-26 17:14:17,159 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:14:17,159 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:14:17,160 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:14:17,173 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:14:17,194 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:17" (1/1) ... [2019-11-26 17:14:17,198 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:17" (1/1) ... [2019-11-26 17:14:17,207 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:17" (1/1) ... [2019-11-26 17:14:17,210 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:17" (1/1) ... [2019-11-26 17:14:17,240 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:17" (1/1) ... [2019-11-26 17:14:17,280 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:17" (1/1) ... [2019-11-26 17:14:17,295 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:17" (1/1) ... [2019-11-26 17:14:17,311 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:14:17,321 INFO L168 Benchmark]: Toolchain (without parser) took 1676.37 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 978.1 MB in the end (delta: -17.9 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:14:17,323 INFO L168 Benchmark]: CDTParser took 0.35 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. [2019-11-26 17:14:17,327 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1358.20 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 983.8 MB in the end (delta: -23.6 MB). Peak memory consumption was 26.6 MB. Max. memory is 12.5 GB. [2019-11-26 17:14:17,329 INFO L168 Benchmark]: Boogie Procedure Inliner took 150.92 ms. Allocated memory is still 1.0 GB. Free memory is still 983.8 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:14:17,330 INFO L168 Benchmark]: Boogie Preprocessor took 153.25 ms. Allocated memory is still 1.0 GB. Free memory was 983.8 MB in the beginning and 978.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:14:17,340 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 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 1358.20 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 983.8 MB in the end (delta: -23.6 MB). Peak memory consumption was 26.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 150.92 ms. Allocated memory is still 1.0 GB. Free memory is still 983.8 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 153.25 ms. Allocated memory is still 1.0 GB. Free memory was 983.8 MB in the beginning and 978.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...