./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.3.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_opt-floodmax.3.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 e3a1c42e9bc64f98957d67f20a7ed8f77218ebe4 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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.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 e3a1c42e9bc64f98957d67f20a7ed8f77218ebe4 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 10:01:47,664 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:01:47,667 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:01:47,685 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:01:47,688 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:01:47,696 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:01:47,699 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:01:47,711 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:01:47,718 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:01:47,723 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:01:47,724 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:01:47,727 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:01:47,729 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:01:47,731 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:01:47,734 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:01:47,736 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:01:47,737 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:01:47,739 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:01:47,742 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:01:47,747 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:01:47,751 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:01:47,752 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:01:47,756 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:01:47,758 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:01:47,764 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:01:47,765 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:01:47,765 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:01:47,767 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:01:47,768 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:01:47,773 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:01:47,773 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:01:47,774 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:01:47,774 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:01:47,775 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:01:47,777 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:01:47,778 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:01:47,780 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:01:47,782 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:01:47,782 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:01:47,786 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:01:47,788 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:01:47,789 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 10:01:47,817 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:01:47,819 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:01:47,823 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:01:47,823 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:01:47,823 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:01:47,823 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:01:47,825 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:01:47,825 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 10:01:47,825 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:01:47,825 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:01:47,826 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:01:47,828 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:01:47,828 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:01:47,828 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:01:47,829 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:01:47,829 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:01:47,829 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:01:47,831 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:01:47,831 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:01:47,831 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:01:47,831 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:01:47,832 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:01:47,832 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:01:47,832 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:01:47,832 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:01:47,834 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 10:01:47,834 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 10:01:47,834 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:01:47,834 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 -> e3a1c42e9bc64f98957d67f20a7ed8f77218ebe4 [2019-11-27 10:01:48,238 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:01:48,258 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:01:48,266 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:01:48,268 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:01:48,271 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:01:48,272 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.3.ufo.UNBOUNDED.pals.c [2019-11-27 10:01:48,383 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/04382dde4/e679d14627a04a7fabc7c10f2b40608e/FLAG118ccec22 [2019-11-27 10:01:49,206 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:01:49,208 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.3.ufo.UNBOUNDED.pals.c [2019-11-27 10:01:49,237 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/04382dde4/e679d14627a04a7fabc7c10f2b40608e/FLAG118ccec22 [2019-11-27 10:01:49,430 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/04382dde4/e679d14627a04a7fabc7c10f2b40608e [2019-11-27 10:01:49,433 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:01:49,435 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:01:49,442 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:01:49,443 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:01:49,445 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:01:49,446 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:01:49" (1/1) ... [2019-11-27 10:01:49,449 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@60d4ca91 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:49, skipping insertion in model container [2019-11-27 10:01:49,449 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:01:49" (1/1) ... [2019-11-27 10:01:49,461 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:01:49,541 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:01:50,062 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:01:50,078 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:01:50,195 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:01:50,234 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:01:50,235 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:50 WrapperNode [2019-11-27 10:01:50,236 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:01:50,237 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:01:50,237 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:01:50,237 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:01:50,244 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:50" (1/1) ... [2019-11-27 10:01:50,270 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:50" (1/1) ... [2019-11-27 10:01:50,333 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:01:50,334 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:01:50,335 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:01:50,335 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:01:50,347 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:50" (1/1) ... [2019-11-27 10:01:50,348 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:50" (1/1) ... [2019-11-27 10:01:50,356 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:50" (1/1) ... [2019-11-27 10:01:50,357 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:50" (1/1) ... [2019-11-27 10:01:50,375 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:50" (1/1) ... [2019-11-27 10:01:50,390 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:50" (1/1) ... [2019-11-27 10:01:50,395 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:50" (1/1) ... [2019-11-27 10:01:50,401 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:01:50,412 INFO L168 Benchmark]: Toolchain (without parser) took 971.83 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 978.4 MB in the end (delta: -16.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:01:50,424 INFO L168 Benchmark]: CDTParser took 0.52 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 10:01:50,425 INFO L168 Benchmark]: CACSL2BoogieTranslator took 794.50 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 10:01:50,426 INFO L168 Benchmark]: Boogie Procedure Inliner took 96.76 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 10:01:50,429 INFO L168 Benchmark]: Boogie Preprocessor took 70.33 ms. Allocated memory is still 1.0 GB. Free memory was 984.2 MB in the beginning and 978.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:01:50,437 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.52 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 794.50 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 96.76 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 70.33 ms. Allocated memory is still 1.0 GB. Free memory was 984.2 MB in the beginning and 978.4 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 10:01:53,175 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:01:53,177 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:01:53,197 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:01:53,198 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:01:53,207 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:01:53,212 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:01:53,227 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:01:53,231 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:01:53,235 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:01:53,238 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:01:53,243 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:01:53,246 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:01:53,250 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:01:53,253 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:01:53,258 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:01:53,260 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:01:53,265 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:01:53,268 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:01:53,276 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:01:53,281 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:01:53,288 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:01:53,289 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:01:53,293 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:01:53,299 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:01:53,300 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:01:53,300 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:01:53,302 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:01:53,303 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:01:53,306 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:01:53,306 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:01:53,307 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:01:53,308 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:01:53,312 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:01:53,313 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:01:53,316 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:01:53,317 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:01:53,318 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:01:53,318 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:01:53,323 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:01:53,324 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:01:53,325 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 10:01:53,357 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:01:53,359 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:01:53,364 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:01:53,365 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:01:53,365 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:01:53,365 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:01:53,365 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:01:53,366 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:01:53,366 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:01:53,366 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:01:53,367 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:01:53,367 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:01:53,367 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 10:01:53,368 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 10:01:53,371 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:01:53,371 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:01:53,371 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:01:53,371 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:01:53,372 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:01:53,372 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:01:53,372 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:01:53,372 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:01:53,373 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:01:53,373 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:01:53,373 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:01:53,373 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:01:53,373 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 10:01:53,374 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 10:01:53,374 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:01:53,376 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 10:01:53,377 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 -> e3a1c42e9bc64f98957d67f20a7ed8f77218ebe4 [2019-11-27 10:01:53,799 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:01:53,815 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:01:53,821 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:01:53,825 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:01:53,826 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:01:53,827 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.3.ufo.UNBOUNDED.pals.c [2019-11-27 10:01:53,919 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/766b2051f/49d0ab608ae143fd902aa4443e5f7693/FLAGad1a6e231 [2019-11-27 10:01:54,741 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:01:54,743 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.3.ufo.UNBOUNDED.pals.c [2019-11-27 10:01:54,773 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/766b2051f/49d0ab608ae143fd902aa4443e5f7693/FLAGad1a6e231 [2019-11-27 10:01:54,960 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/766b2051f/49d0ab608ae143fd902aa4443e5f7693 [2019-11-27 10:01:54,965 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:01:54,966 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:01:54,972 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:01:54,972 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:01:54,975 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:01:54,976 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:01:54" (1/1) ... [2019-11-27 10:01:54,979 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29715357 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:54, skipping insertion in model container [2019-11-27 10:01:54,979 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:01:54" (1/1) ... [2019-11-27 10:01:54,986 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:01:55,072 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:01:55,666 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:01:55,680 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:01:55,809 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:01:55,837 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:01:55,838 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:55 WrapperNode [2019-11-27 10:01:55,839 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:01:55,839 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:01:55,840 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:01:55,840 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:01:55,848 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:55" (1/1) ... [2019-11-27 10:01:55,878 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:55" (1/1) ... [2019-11-27 10:01:55,940 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:01:55,942 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:01:55,944 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:01:55,944 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:01:55,962 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:55" (1/1) ... [2019-11-27 10:01:55,963 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:55" (1/1) ... [2019-11-27 10:01:55,975 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:55" (1/1) ... [2019-11-27 10:01:55,976 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:55" (1/1) ... [2019-11-27 10:01:55,997 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:55" (1/1) ... [2019-11-27 10:01:56,024 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:55" (1/1) ... [2019-11-27 10:01:56,031 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:55" (1/1) ... [2019-11-27 10:01:56,041 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:01:56,051 INFO L168 Benchmark]: Toolchain (without parser) took 1077.03 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 978.5 MB in the end (delta: -18.2 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:01:56,052 INFO L168 Benchmark]: CDTParser took 0.94 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 10:01:56,053 INFO L168 Benchmark]: CACSL2BoogieTranslator took 867.17 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 984.2 MB in the end (delta: -23.9 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-27 10:01:56,055 INFO L168 Benchmark]: Boogie Procedure Inliner took 102.16 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 10:01:56,055 INFO L168 Benchmark]: Boogie Preprocessor took 99.21 ms. Allocated memory is still 1.0 GB. Free memory is still 978.5 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:01:56,065 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.94 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 867.17 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 984.2 MB in the end (delta: -23.9 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 102.16 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. * Boogie Preprocessor took 99.21 ms. Allocated memory is still 1.0 GB. Free memory is still 978.5 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...