./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded/pals_floodmax.3.1.ufo.UNBOUNDED.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_floodmax.3.1.ufo.UNBOUNDED.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 adc229f0a7bc8afe44d4e19612f0edd5de4d255f .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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_floodmax.3.1.ufo.UNBOUNDED.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 adc229f0a7bc8afe44d4e19612f0edd5de4d255f ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 10:00:57,242 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:00:57,246 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:00:57,277 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:00:57,279 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:00:57,281 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:00:57,283 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:00:57,307 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:00:57,309 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:00:57,317 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:00:57,319 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:00:57,323 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:00:57,326 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:00:57,330 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:00:57,335 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:00:57,340 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:00:57,341 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:00:57,345 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:00:57,349 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:00:57,360 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:00:57,366 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:00:57,375 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:00:57,377 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:00:57,382 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:00:57,391 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:00:57,391 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:00:57,392 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:00:57,394 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:00:57,395 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:00:57,396 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:00:57,399 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:00:57,400 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:00:57,401 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:00:57,405 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:00:57,409 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:00:57,411 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:00:57,413 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:00:57,414 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:00:57,414 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:00:57,417 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:00:57,420 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:00:57,422 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 10:00:57,460 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:00:57,461 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:00:57,465 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:00:57,467 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:00:57,467 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:00:57,468 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:00:57,468 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:00:57,469 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 10:00:57,472 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:00:57,472 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:00:57,474 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:00:57,474 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:00:57,474 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:00:57,475 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:00:57,475 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:00:57,475 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:00:57,476 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:00:57,476 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:00:57,478 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:00:57,478 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:00:57,478 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:00:57,479 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:00:57,481 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:00:57,481 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:00:57,481 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:00:57,482 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 10:00:57,482 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 10:00:57,482 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:00:57,483 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 -> adc229f0a7bc8afe44d4e19612f0edd5de4d255f [2019-11-27 10:00:58,097 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:00:58,122 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:00:58,128 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:00:58,131 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:00:58,135 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:00:58,136 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_floodmax.3.1.ufo.UNBOUNDED.pals.c [2019-11-27 10:00:58,294 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/887c644b5/34818338312842a5b237abaeae2fcbfb/FLAG00f5c83b8 [2019-11-27 10:00:59,442 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:00:59,442 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_floodmax.3.1.ufo.UNBOUNDED.pals.c [2019-11-27 10:00:59,491 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/887c644b5/34818338312842a5b237abaeae2fcbfb/FLAG00f5c83b8 [2019-11-27 10:00:59,536 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/887c644b5/34818338312842a5b237abaeae2fcbfb [2019-11-27 10:00:59,541 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:00:59,543 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:00:59,552 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:00:59,552 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:00:59,562 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:00:59,564 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:00:59" (1/1) ... [2019-11-27 10:00:59,567 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@34eb2bde and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:59, skipping insertion in model container [2019-11-27 10:00:59,567 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:00:59" (1/1) ... [2019-11-27 10:00:59,577 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:00:59,685 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:01:00,425 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:01:00,442 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:01:00,601 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:01:00,635 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:01:00,636 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:00 WrapperNode [2019-11-27 10:01:00,637 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:01:00,638 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:01:00,638 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:01:00,638 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:01:00,649 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:00" (1/1) ... [2019-11-27 10:01:00,682 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:00" (1/1) ... [2019-11-27 10:01:00,771 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:01:00,772 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:01:00,772 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:01:00,772 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:01:00,784 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:00" (1/1) ... [2019-11-27 10:01:00,785 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:00" (1/1) ... [2019-11-27 10:01:00,800 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:00" (1/1) ... [2019-11-27 10:01:00,801 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:00" (1/1) ... [2019-11-27 10:01:00,819 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:00" (1/1) ... [2019-11-27 10:01:00,851 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:00" (1/1) ... [2019-11-27 10:01:00,859 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:00" (1/1) ... [2019-11-27 10:01:00,868 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:01:00,889 INFO L168 Benchmark]: Toolchain (without parser) took 1329.59 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 974.2 MB in the end (delta: -12.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:01:00,898 INFO L168 Benchmark]: CDTParser took 0.32 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 10:01:00,904 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1085.67 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 979.9 MB in the end (delta: -18.2 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-27 10:01:00,905 INFO L168 Benchmark]: Boogie Procedure Inliner took 133.27 ms. Allocated memory is still 1.0 GB. Free memory is still 979.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:01:00,906 INFO L168 Benchmark]: Boogie Preprocessor took 98.09 ms. Allocated memory is still 1.0 GB. Free memory was 979.9 MB in the beginning and 974.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:01:00,911 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 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 1085.67 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 979.9 MB in the end (delta: -18.2 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 133.27 ms. Allocated memory is still 1.0 GB. Free memory is still 979.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 98.09 ms. Allocated memory is still 1.0 GB. Free memory was 979.9 MB in the beginning and 974.2 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-da95e15 [2019-11-27 10:01:04,705 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:01:04,709 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:01:04,731 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:01:04,733 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:01:04,750 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:01:04,753 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:01:04,769 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:01:04,773 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:01:04,779 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:01:04,783 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:01:04,787 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:01:04,790 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:01:04,794 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:01:04,800 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:01:04,802 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:01:04,805 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:01:04,808 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:01:04,815 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:01:04,822 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:01:04,830 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:01:04,837 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:01:04,840 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:01:04,845 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:01:04,851 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:01:04,853 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:01:04,853 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:01:04,859 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:01:04,860 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:01:04,861 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:01:04,861 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:01:04,862 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:01:04,865 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:01:04,867 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:01:04,871 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:01:04,871 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:01:04,874 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:01:04,876 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:01:04,876 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:01:04,881 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:01:04,882 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:01:04,883 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 10:01:04,920 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:01:04,923 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:01:04,927 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:01:04,928 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:01:04,931 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:01:04,931 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:01:04,932 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:01:04,932 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:01:04,932 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:01:04,932 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:01:04,934 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:01:04,934 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:01:04,934 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 10:01:04,936 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 10:01:04,936 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:01:04,937 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:01:04,937 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:01:04,937 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:01:04,939 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:01:04,939 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:01:04,939 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:01:04,940 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:01:04,940 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:01:04,942 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:01:04,942 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:01:04,942 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:01:04,943 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 10:01:04,943 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 10:01:04,943 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:01:04,945 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 10:01:04,946 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 -> adc229f0a7bc8afe44d4e19612f0edd5de4d255f [2019-11-27 10:01:05,461 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:01:05,492 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:01:05,499 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:01:05,503 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:01:05,506 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:01:05,508 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_floodmax.3.1.ufo.UNBOUNDED.pals.c [2019-11-27 10:01:05,662 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fd591922f/33703b5d91694e19883b5f15d59d25be/FLAG86a466cd1 [2019-11-27 10:01:06,766 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:01:06,772 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_floodmax.3.1.ufo.UNBOUNDED.pals.c [2019-11-27 10:01:06,796 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fd591922f/33703b5d91694e19883b5f15d59d25be/FLAG86a466cd1 [2019-11-27 10:01:06,848 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fd591922f/33703b5d91694e19883b5f15d59d25be [2019-11-27 10:01:06,859 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:01:06,862 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:01:06,869 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:01:06,869 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:01:06,876 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:01:06,880 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:01:06" (1/1) ... [2019-11-27 10:01:06,889 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c177520 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:06, skipping insertion in model container [2019-11-27 10:01:06,890 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:01:06" (1/1) ... [2019-11-27 10:01:06,910 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:01:07,018 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:01:07,822 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:01:07,858 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:01:08,070 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:01:08,108 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:01:08,109 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:08 WrapperNode [2019-11-27 10:01:08,109 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:01:08,117 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:01:08,117 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:01:08,117 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:01:08,129 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:08" (1/1) ... [2019-11-27 10:01:08,164 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:08" (1/1) ... [2019-11-27 10:01:08,249 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:01:08,251 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:01:08,254 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:01:08,254 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:01:08,284 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:08" (1/1) ... [2019-11-27 10:01:08,284 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:08" (1/1) ... [2019-11-27 10:01:08,294 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:08" (1/1) ... [2019-11-27 10:01:08,297 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:08" (1/1) ... [2019-11-27 10:01:08,324 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:08" (1/1) ... [2019-11-27 10:01:08,344 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:08" (1/1) ... [2019-11-27 10:01:08,352 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:08" (1/1) ... [2019-11-27 10:01:08,365 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:01:08,371 INFO L168 Benchmark]: Toolchain (without parser) took 1505.81 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 973.8 MB in the end (delta: -12.2 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:01:08,372 INFO L168 Benchmark]: CDTParser took 0.36 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 10:01:08,377 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1240.91 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 979.6 MB in the end (delta: -17.9 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-27 10:01:08,378 INFO L168 Benchmark]: Boogie Procedure Inliner took 134.16 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:01:08,383 INFO L168 Benchmark]: Boogie Preprocessor took 114.25 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:01:08,391 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36 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 1240.91 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 979.6 MB in the end (delta: -17.9 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 134.16 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 114.25 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 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...