./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.3.1.ufo.BOUNDED-6.pals.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 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.3.1.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 64424a1c8c8e4b1dfa6f86e97492679716532609 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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.3.1.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 64424a1c8c8e4b1dfa6f86e97492679716532609 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 16:23:33,696 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:23:33,699 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:23:33,727 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:23:33,729 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:23:33,731 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:23:33,747 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:23:33,766 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:23:33,775 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:23:33,780 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:23:33,784 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:23:33,788 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:23:33,791 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:23:33,798 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:23:33,803 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:23:33,805 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:23:33,810 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:23:33,817 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:23:33,821 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:23:33,833 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:23:33,840 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:23:33,846 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:23:33,848 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:23:33,851 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:23:33,860 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:23:33,861 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:23:33,864 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:23:33,866 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:23:33,867 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:23:33,868 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:23:33,871 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:23:33,872 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:23:33,873 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:23:33,877 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:23:33,882 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:23:33,882 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:23:33,883 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:23:33,886 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:23:33,886 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:23:33,891 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:23:33,893 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:23:33,896 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:23:33,933 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:23:33,934 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:23:33,939 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:23:33,939 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:23:33,942 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:23:33,942 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:23:33,943 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:23:33,943 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:23:33,943 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:23:33,944 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:23:33,945 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:23:33,947 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:23:33,947 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:23:33,948 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:23:33,948 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:23:33,948 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:23:33,950 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:23:33,950 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:23:33,950 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:23:33,952 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:23:33,952 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:23:33,952 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:23:33,955 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:23:33,955 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:23:33,956 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:23:33,956 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:23:33,956 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:23:33,957 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:23:33,957 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 -> 64424a1c8c8e4b1dfa6f86e97492679716532609 [2019-11-27 16:23:34,545 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:23:34,578 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:23:34,582 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:23:34,586 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:23:34,589 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:23:34,594 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.3.1.ufo.BOUNDED-6.pals.c [2019-11-27 16:23:34,755 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b56863706/f90151b5408744d4ae8bc0fef2a2bfd1/FLAGf5470c7bc [2019-11-27 16:23:35,964 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:23:35,965 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.3.1.ufo.BOUNDED-6.pals.c [2019-11-27 16:23:36,002 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b56863706/f90151b5408744d4ae8bc0fef2a2bfd1/FLAGf5470c7bc [2019-11-27 16:23:36,042 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b56863706/f90151b5408744d4ae8bc0fef2a2bfd1 [2019-11-27 16:23:36,050 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:23:36,055 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:23:36,059 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:23:36,061 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:23:36,072 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:23:36,073 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:23:36" (1/1) ... [2019-11-27 16:23:36,083 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ef5a3f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:36, skipping insertion in model container [2019-11-27 16:23:36,084 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:23:36" (1/1) ... [2019-11-27 16:23:36,094 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:23:36,200 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:23:36,969 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:23:37,002 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:23:37,187 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:23:37,216 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:23:37,217 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:37 WrapperNode [2019-11-27 16:23:37,218 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:23:37,219 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:23:37,220 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:23:37,221 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:23:37,235 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:37" (1/1) ... [2019-11-27 16:23:37,267 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:37" (1/1) ... [2019-11-27 16:23:37,353 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:23:37,354 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:23:37,356 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:23:37,356 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:23:37,377 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:37" (1/1) ... [2019-11-27 16:23:37,380 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:37" (1/1) ... [2019-11-27 16:23:37,387 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:37" (1/1) ... [2019-11-27 16:23:37,388 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:37" (1/1) ... [2019-11-27 16:23:37,409 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:37" (1/1) ... [2019-11-27 16:23:37,448 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:37" (1/1) ... [2019-11-27 16:23:37,457 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:37" (1/1) ... [2019-11-27 16:23:37,478 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:23:37,494 INFO L168 Benchmark]: Toolchain (without parser) took 1427.99 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. [2019-11-27 16:23:37,495 INFO L168 Benchmark]: CDTParser took 3.59 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 16:23:37,497 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1159.51 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 984.2 MB in the end (delta: -22.5 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:23:37,498 INFO L168 Benchmark]: Boogie Procedure Inliner took 134.22 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. [2019-11-27 16:23:37,501 INFO L168 Benchmark]: Boogie Preprocessor took 125.90 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. [2019-11-27 16:23:37,516 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.59 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 1159.51 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 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 134.22 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 125.90 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 0.1.24-509859d [2019-11-27 16:23:41,359 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:23:41,363 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:23:41,403 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:23:41,404 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:23:41,407 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:23:41,412 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:23:41,428 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:23:41,434 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:23:41,439 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:23:41,441 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:23:41,446 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:23:41,448 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:23:41,454 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:23:41,458 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:23:41,462 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:23:41,465 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:23:41,470 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:23:41,477 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:23:41,484 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:23:41,492 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:23:41,495 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:23:41,500 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:23:41,506 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:23:41,513 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:23:41,514 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:23:41,514 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:23:41,517 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:23:41,517 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:23:41,520 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:23:41,524 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:23:41,525 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:23:41,526 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:23:41,527 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:23:41,532 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:23:41,533 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:23:41,534 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:23:41,534 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:23:41,536 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:23:41,538 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:23:41,542 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:23:41,543 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:23:41,583 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:23:41,584 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:23:41,590 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:23:41,590 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:23:41,591 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:23:41,593 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:23:41,593 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:23:41,593 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:23:41,594 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:23:41,594 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:23:41,595 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:23:41,598 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:23:41,598 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:23:41,599 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:23:41,599 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:23:41,599 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:23:41,599 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:23:41,600 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:23:41,603 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:23:41,603 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:23:41,603 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:23:41,604 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:23:41,604 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:23:41,604 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:23:41,605 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:23:41,605 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:23:41,605 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:23:41,605 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:23:41,606 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:23:41,608 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:23:41,609 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 -> 64424a1c8c8e4b1dfa6f86e97492679716532609 [2019-11-27 16:23:42,179 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:23:42,213 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:23:42,222 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:23:42,224 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:23:42,226 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:23:42,228 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.3.1.ufo.BOUNDED-6.pals.c [2019-11-27 16:23:42,390 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/28e6c24aa/fb17ec95126c401c970beb9083499425/FLAGf039b9465 [2019-11-27 16:23:43,517 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:23:43,518 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.3.1.ufo.BOUNDED-6.pals.c [2019-11-27 16:23:43,567 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/28e6c24aa/fb17ec95126c401c970beb9083499425/FLAGf039b9465 [2019-11-27 16:23:44,076 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/28e6c24aa/fb17ec95126c401c970beb9083499425 [2019-11-27 16:23:44,089 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:23:44,093 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:23:44,097 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:23:44,097 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:23:44,105 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:23:44,109 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:23:44" (1/1) ... [2019-11-27 16:23:44,115 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3463e911 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:44, skipping insertion in model container [2019-11-27 16:23:44,117 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:23:44" (1/1) ... [2019-11-27 16:23:44,137 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:23:44,243 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:23:45,098 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:23:45,129 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:23:45,340 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:23:45,396 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:23:45,397 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:45 WrapperNode [2019-11-27 16:23:45,399 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:23:45,400 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:23:45,402 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:23:45,402 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:23:45,424 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:45" (1/1) ... [2019-11-27 16:23:45,470 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:45" (1/1) ... [2019-11-27 16:23:45,546 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:23:45,547 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:23:45,549 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:23:45,556 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:23:45,569 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:45" (1/1) ... [2019-11-27 16:23:45,569 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:45" (1/1) ... [2019-11-27 16:23:45,578 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:45" (1/1) ... [2019-11-27 16:23:45,582 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:45" (1/1) ... [2019-11-27 16:23:45,605 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:45" (1/1) ... [2019-11-27 16:23:45,634 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:45" (1/1) ... [2019-11-27 16:23:45,639 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:45" (1/1) ... [2019-11-27 16:23:45,645 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:23:45,661 INFO L168 Benchmark]: Toolchain (without parser) took 1557.67 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 979.5 MB in the end (delta: -19.3 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:23:45,661 INFO L168 Benchmark]: CDTParser took 3.04 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 16:23:45,666 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1302.46 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 985.3 MB in the end (delta: -25.1 MB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. [2019-11-27 16:23:45,666 INFO L168 Benchmark]: Boogie Procedure Inliner took 146.54 ms. Allocated memory is still 1.0 GB. Free memory is still 985.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:23:45,667 INFO L168 Benchmark]: Boogie Preprocessor took 99.95 ms. Allocated memory is still 1.0 GB. Free memory was 985.3 MB in the beginning and 979.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:23:45,674 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.04 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 1302.46 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 985.3 MB in the end (delta: -25.1 MB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 146.54 ms. Allocated memory is still 1.0 GB. Free memory is still 985.3 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 99.95 ms. Allocated memory is still 1.0 GB. Free memory was 985.3 MB in the beginning and 979.5 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...