./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded/pals_floodmax.3.4.ufo.BOUNDED-6.pals.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version c6eb4584 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.3.4.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 b3efd85eaecafa9f5850339d4919cc79d62d9539 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-c6eb458-m [2019-11-16 21:26:15,679 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-16 21:26:15,685 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-16 21:26:15,715 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-16 21:26:15,715 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-16 21:26:15,724 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-16 21:26:15,726 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-16 21:26:15,744 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-16 21:26:15,747 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-16 21:26:15,754 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-16 21:26:15,756 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-16 21:26:15,761 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-16 21:26:15,764 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-16 21:26:15,768 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-16 21:26:15,772 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-16 21:26:15,774 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-16 21:26:15,779 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-16 21:26:15,782 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-16 21:26:15,788 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-16 21:26:15,796 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-16 21:26:15,802 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-16 21:26:15,809 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-16 21:26:15,815 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-16 21:26:15,817 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-16 21:26:15,825 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-16 21:26:15,827 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-16 21:26:15,827 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-16 21:26:15,831 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-16 21:26:15,832 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-16 21:26:15,835 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-16 21:26:15,836 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-16 21:26:15,840 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-16 21:26:15,841 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-16 21:26:15,842 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-16 21:26:15,846 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-16 21:26:15,846 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-16 21:26:15,850 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-16 21:26:15,850 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-16 21:26:15,851 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-16 21:26:15,861 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-16 21:26:15,867 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-16 21:26:15,868 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-16 21:26:15,906 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-16 21:26:15,910 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-16 21:26:15,915 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-16 21:26:15,916 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-16 21:26:15,916 INFO L138 SettingsManager]: * Use SBE=true [2019-11-16 21:26:15,916 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-16 21:26:15,917 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-16 21:26:15,917 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-16 21:26:15,917 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-16 21:26:15,918 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-16 21:26:15,920 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-16 21:26:15,920 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-16 21:26:15,920 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-16 21:26:15,923 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-16 21:26:15,923 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-16 21:26:15,924 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-16 21:26:15,924 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-16 21:26:15,924 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-16 21:26:15,925 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-16 21:26:15,925 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-16 21:26:15,925 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-16 21:26:15,928 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-16 21:26:15,928 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-16 21:26:15,929 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-16 21:26:15,929 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-16 21:26:15,929 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-16 21:26:15,930 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-16 21:26:15,930 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-16 21:26:15,930 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 -> b3efd85eaecafa9f5850339d4919cc79d62d9539 [2019-11-16 21:26:16,394 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-16 21:26:16,421 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-16 21:26:16,430 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-16 21:26:16,435 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-16 21:26:16,436 INFO L275 PluginConnector]: CDTParser initialized [2019-11-16 21:26:16,440 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_floodmax.3.4.ufo.BOUNDED-6.pals.c [2019-11-16 21:26:16,575 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1a6779895/71c3c827b1a343a69c6beeff836f2ad1/FLAG3daf603ef [2019-11-16 21:26:17,657 INFO L306 CDTParser]: Found 1 translation units. [2019-11-16 21:26:17,660 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_floodmax.3.4.ufo.BOUNDED-6.pals.c [2019-11-16 21:26:17,699 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1a6779895/71c3c827b1a343a69c6beeff836f2ad1/FLAG3daf603ef [2019-11-16 21:26:18,205 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1a6779895/71c3c827b1a343a69c6beeff836f2ad1 [2019-11-16 21:26:18,212 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-16 21:26:18,215 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-16 21:26:18,221 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-16 21:26:18,222 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-16 21:26:18,229 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-16 21:26:18,231 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 09:26:18" (1/1) ... [2019-11-16 21:26:18,240 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@40b186a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:26:18, skipping insertion in model container [2019-11-16 21:26:18,240 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 09:26:18" (1/1) ... [2019-11-16 21:26:18,258 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-16 21:26:18,356 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-16 21:26:19,084 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-16 21:26:19,121 INFO L188 MainTranslator]: Completed pre-run [2019-11-16 21:26:19,268 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-16 21:26:19,300 INFO L192 MainTranslator]: Completed translation [2019-11-16 21:26:19,301 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:26:19 WrapperNode [2019-11-16 21:26:19,309 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-16 21:26:19,317 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-16 21:26:19,318 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-16 21:26:19,318 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-16 21:26:19,328 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:26:19" (1/1) ... [2019-11-16 21:26:19,356 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:26:19" (1/1) ... [2019-11-16 21:26:19,447 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-16 21:26:19,449 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-16 21:26:19,452 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-16 21:26:19,452 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-16 21:26:19,473 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:26:19" (1/1) ... [2019-11-16 21:26:19,473 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:26:19" (1/1) ... [2019-11-16 21:26:19,481 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:26:19" (1/1) ... [2019-11-16 21:26:19,482 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:26:19" (1/1) ... [2019-11-16 21:26:19,501 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:26:19" (1/1) ... [2019-11-16 21:26:19,534 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:26:19" (1/1) ... [2019-11-16 21:26:19,541 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:26:19" (1/1) ... [2019-11-16 21:26:19,550 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-16 21:26:19,565 INFO L168 Benchmark]: Toolchain (without parser) took 1341.30 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 984.0 MB in the end (delta: -23.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-16 21:26:19,566 INFO L168 Benchmark]: CDTParser took 0.38 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. [2019-11-16 21:26:19,581 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1089.08 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 989.8 MB in the end (delta: -29.6 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-16 21:26:19,582 INFO L168 Benchmark]: Boogie Procedure Inliner took 131.33 ms. Allocated memory is still 1.0 GB. Free memory was 989.8 MB in the beginning and 984.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-16 21:26:19,585 INFO L168 Benchmark]: Boogie Preprocessor took 104.74 ms. Allocated memory is still 1.0 GB. Free memory is still 984.0 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-16 21:26:19,594 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38 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 1089.08 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 989.8 MB in the end (delta: -29.6 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 131.33 ms. Allocated memory is still 1.0 GB. Free memory was 989.8 MB in the beginning and 984.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 104.74 ms. Allocated memory is still 1.0 GB. Free memory is still 984.0 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...