./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded/pals_floodmax.5.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.5.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 b2b4308daefef36d48a4d66097c2e6a5622e8a87 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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.5.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 b2b4308daefef36d48a4d66097c2e6a5622e8a87 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 10:01:12,535 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:01:12,541 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:01:12,574 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:01:12,574 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:01:12,577 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:01:12,583 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:01:12,594 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:01:12,602 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:01:12,608 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:01:12,610 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:01:12,614 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:01:12,617 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:01:12,620 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:01:12,622 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:01:12,626 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:01:12,628 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:01:12,632 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:01:12,635 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:01:12,642 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:01:12,650 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:01:12,658 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:01:12,659 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:01:12,664 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:01:12,670 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:01:12,670 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:01:12,674 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:01:12,676 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:01:12,677 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:01:12,678 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:01:12,680 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:01:12,681 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:01:12,682 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:01:12,689 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:01:12,690 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:01:12,691 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:01:12,695 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:01:12,695 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:01:12,695 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:01:12,697 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:01:12,701 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:01:12,702 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 10:01:12,755 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:01:12,756 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:01:12,761 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:01:12,764 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:01:12,764 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:01:12,767 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:01:12,767 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:01:12,768 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 10:01:12,768 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:01:12,768 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:01:12,770 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:01:12,770 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:01:12,770 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:01:12,772 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:01:12,772 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:01:12,772 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:01:12,774 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:01:12,774 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:01:12,775 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:01:12,777 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:01:12,778 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:01:12,779 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:01:12,779 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:01:12,779 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:01:12,782 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:01:12,784 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 10:01:12,784 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 10:01:12,784 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:01:12,785 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 -> b2b4308daefef36d48a4d66097c2e6a5622e8a87 [2019-11-27 10:01:13,366 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:01:13,394 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:01:13,402 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:01:13,407 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:01:13,408 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:01:13,410 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_floodmax.5.ufo.UNBOUNDED.pals.c [2019-11-27 10:01:13,567 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5f2800454/e5b9b90b24a842fabdcac5d49cac5e6f/FLAGca62a7d40 [2019-11-27 10:01:14,886 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:01:14,887 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_floodmax.5.ufo.UNBOUNDED.pals.c [2019-11-27 10:01:14,943 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5f2800454/e5b9b90b24a842fabdcac5d49cac5e6f/FLAGca62a7d40 [2019-11-27 10:01:15,231 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5f2800454/e5b9b90b24a842fabdcac5d49cac5e6f [2019-11-27 10:01:15,238 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:01:15,243 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:01:15,248 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:01:15,249 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:01:15,256 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:01:15,260 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:01:15" (1/1) ... [2019-11-27 10:01:15,266 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3b8ca7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:15, skipping insertion in model container [2019-11-27 10:01:15,266 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:01:15" (1/1) ... [2019-11-27 10:01:15,285 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:01:15,424 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:01:16,688 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:01:16,724 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:01:17,120 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:01:17,176 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:01:17,177 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:17 WrapperNode [2019-11-27 10:01:17,178 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:01:17,181 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:01:17,181 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:01:17,181 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:01:17,201 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:17" (1/1) ... [2019-11-27 10:01:17,273 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:17" (1/1) ... [2019-11-27 10:01:17,476 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:01:17,480 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:01:17,480 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:01:17,480 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:01:17,494 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:17" (1/1) ... [2019-11-27 10:01:17,494 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:17" (1/1) ... [2019-11-27 10:01:17,531 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:17" (1/1) ... [2019-11-27 10:01:17,531 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:17" (1/1) ... [2019-11-27 10:01:17,623 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:17" (1/1) ... [2019-11-27 10:01:17,705 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:17" (1/1) ... [2019-11-27 10:01:17,738 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:17" (1/1) ... [2019-11-27 10:01:17,773 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:01:17,784 INFO L168 Benchmark]: Toolchain (without parser) took 2537.13 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 944.9 MB in the end (delta: 16.8 MB). Peak memory consumption was 16.9 MB. Max. memory is 12.5 GB. [2019-11-27 10:01:17,786 INFO L168 Benchmark]: CDTParser took 0.40 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 10:01:17,790 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1931.93 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 962.1 MB in the end (delta: -390.8 kB). Peak memory consumption was 32.6 MB. Max. memory is 12.5 GB. [2019-11-27 10:01:17,792 INFO L168 Benchmark]: Boogie Procedure Inliner took 298.88 ms. Allocated memory is still 1.0 GB. Free memory was 962.1 MB in the beginning and 950.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 10:01:17,796 INFO L168 Benchmark]: Boogie Preprocessor took 297.91 ms. Allocated memory is still 1.0 GB. Free memory was 950.6 MB in the beginning and 944.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:01:17,810 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40 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 1931.93 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 962.1 MB in the end (delta: -390.8 kB). Peak memory consumption was 32.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 298.88 ms. Allocated memory is still 1.0 GB. Free memory was 962.1 MB in the beginning and 950.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 297.91 ms. Allocated memory is still 1.0 GB. Free memory was 950.6 MB in the beginning and 944.9 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 10:01:21,593 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:01:21,599 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:01:21,625 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:01:21,626 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:01:21,629 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:01:21,640 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:01:21,657 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:01:21,661 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:01:21,667 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:01:21,669 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:01:21,683 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:01:21,684 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:01:21,690 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:01:21,694 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:01:21,698 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:01:21,700 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:01:21,706 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:01:21,710 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:01:21,719 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:01:21,726 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:01:21,733 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:01:21,735 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:01:21,741 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:01:21,747 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:01:21,750 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:01:21,750 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:01:21,752 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:01:21,753 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:01:21,754 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:01:21,758 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:01:21,759 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:01:21,760 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:01:21,761 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:01:21,764 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:01:21,766 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:01:21,770 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:01:21,770 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:01:21,773 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:01:21,774 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:01:21,776 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:01:21,779 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 10:01:21,816 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:01:21,817 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:01:21,822 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:01:21,822 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:01:21,823 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:01:21,823 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:01:21,826 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:01:21,826 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:01:21,826 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:01:21,827 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:01:21,828 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:01:21,828 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:01:21,829 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 10:01:21,829 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 10:01:21,829 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:01:21,831 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:01:21,831 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:01:21,831 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:01:21,832 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:01:21,834 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:01:21,834 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:01:21,834 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:01:21,835 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:01:21,835 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:01:21,835 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:01:21,836 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:01:21,837 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 10:01:21,837 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 10:01:21,837 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:01:21,838 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 10:01:21,841 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 -> b2b4308daefef36d48a4d66097c2e6a5622e8a87 [2019-11-27 10:01:22,390 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:01:22,424 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:01:22,431 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:01:22,433 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:01:22,436 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:01:22,439 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_floodmax.5.ufo.UNBOUNDED.pals.c [2019-11-27 10:01:22,577 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/95e9bf30e/e31fa48cdd5c4a1ea93889c09cb87aaf/FLAGb3ffb130f [2019-11-27 10:01:23,853 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:01:23,856 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_floodmax.5.ufo.UNBOUNDED.pals.c [2019-11-27 10:01:23,895 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/95e9bf30e/e31fa48cdd5c4a1ea93889c09cb87aaf/FLAGb3ffb130f [2019-11-27 10:01:24,275 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/95e9bf30e/e31fa48cdd5c4a1ea93889c09cb87aaf [2019-11-27 10:01:24,285 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:01:24,290 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:01:24,295 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:01:24,295 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:01:24,301 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:01:24,303 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:01:24" (1/1) ... [2019-11-27 10:01:24,313 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 10:01:24, skipping insertion in model container [2019-11-27 10:01:24,313 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:01:24" (1/1) ... [2019-11-27 10:01:24,333 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:01:24,483 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:01:25,760 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:01:25,789 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:01:26,187 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:01:26,246 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:01:26,247 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:26 WrapperNode [2019-11-27 10:01:26,250 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:01:26,251 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:01:26,252 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:01:26,252 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:01:26,275 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:26" (1/1) ... [2019-11-27 10:01:26,351 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:26" (1/1) ... [2019-11-27 10:01:26,532 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:01:26,534 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:01:26,534 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:01:26,535 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:01:26,559 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:26" (1/1) ... [2019-11-27 10:01:26,560 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:26" (1/1) ... [2019-11-27 10:01:26,599 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:26" (1/1) ... [2019-11-27 10:01:26,600 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:26" (1/1) ... [2019-11-27 10:01:26,695 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:26" (1/1) ... [2019-11-27 10:01:26,788 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:26" (1/1) ... [2019-11-27 10:01:26,810 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:26" (1/1) ... [2019-11-27 10:01:26,848 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:01:26,856 INFO L168 Benchmark]: Toolchain (without parser) took 2561.53 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 965.9 MB in the beginning and 944.9 MB in the end (delta: 21.0 MB). Peak memory consumption was 21.1 MB. Max. memory is 12.5 GB. [2019-11-27 10:01:26,857 INFO L168 Benchmark]: CDTParser took 0.36 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:01:26,861 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1956.21 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 965.9 MB in the beginning and 962.1 MB in the end (delta: 3.9 MB). Peak memory consumption was 32.6 MB. Max. memory is 12.5 GB. [2019-11-27 10:01:26,862 INFO L168 Benchmark]: Boogie Procedure Inliner took 282.35 ms. Allocated memory is still 1.0 GB. Free memory was 962.1 MB in the beginning and 956.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:01:26,867 INFO L168 Benchmark]: Boogie Preprocessor took 314.29 ms. Allocated memory is still 1.0 GB. Free memory was 956.4 MB in the beginning and 944.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 10:01:26,877 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 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1956.21 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 965.9 MB in the beginning and 962.1 MB in the end (delta: 3.9 MB). Peak memory consumption was 32.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 282.35 ms. Allocated memory is still 1.0 GB. Free memory was 962.1 MB in the beginning and 956.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 314.29 ms. Allocated memory is still 1.0 GB. Free memory was 956.4 MB in the beginning and 944.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...