./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.4.ufo.BOUNDED-8.pals.c.v+cfa-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 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-reduced/pals_floodmax.4.4.ufo.BOUNDED-8.pals.c.v+cfa-reducer.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 53e2bd2426feb1fffe79bd26cabc4f74660957f6 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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-reduced/pals_floodmax.4.4.ufo.BOUNDED-8.pals.c.v+cfa-reducer.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 53e2bd2426feb1fffe79bd26cabc4f74660957f6 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 23:09:13,557 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:09:13,564 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:09:13,596 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:09:13,597 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:09:13,599 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:09:13,604 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:09:13,617 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:09:13,625 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:09:13,629 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:09:13,633 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:09:13,638 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:09:13,639 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:09:13,641 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:09:13,645 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:09:13,648 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:09:13,650 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:09:13,654 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:09:13,657 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:09:13,664 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:09:13,674 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:09:13,682 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:09:13,683 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:09:13,688 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:09:13,695 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:09:13,695 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:09:13,697 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:09:13,699 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:09:13,702 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:09:13,703 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:09:13,704 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:09:13,705 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:09:13,708 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:09:13,710 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:09:13,714 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:09:13,715 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:09:13,716 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:09:13,718 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:09:13,718 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:09:13,719 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:09:13,724 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:09:13,725 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 23:09:13,774 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:09:13,782 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:09:13,787 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:09:13,790 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:09:13,790 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:09:13,790 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:09:13,791 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 23:09:13,791 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 23:09:13,791 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 23:09:13,792 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:09:13,793 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:09:13,794 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:09:13,794 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:09:13,796 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 23:09:13,796 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:09:13,796 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:09:13,797 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:09:13,797 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:09:13,797 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:09:13,798 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:09:13,798 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:09:13,801 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:09:13,801 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:09:13,802 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:09:13,802 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:09:13,802 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 23:09:13,803 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 23:09:13,803 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:09:13,804 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 -> 53e2bd2426feb1fffe79bd26cabc4f74660957f6 [2019-11-25 23:09:14,379 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:09:14,407 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:09:14,414 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:09:14,418 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:09:14,419 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:09:14,421 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.4.ufo.BOUNDED-8.pals.c.v+cfa-reducer.c [2019-11-25 23:09:14,572 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0d78d2557/380dbbb8588e463bb505b2bda7b2e8cf/FLAGd18502b10 [2019-11-25 23:09:15,710 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:09:15,713 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.4.ufo.BOUNDED-8.pals.c.v+cfa-reducer.c [2019-11-25 23:09:15,776 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0d78d2557/380dbbb8588e463bb505b2bda7b2e8cf/FLAGd18502b10 [2019-11-25 23:09:16,208 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0d78d2557/380dbbb8588e463bb505b2bda7b2e8cf [2019-11-25 23:09:16,216 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:09:16,222 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:09:16,226 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:09:16,228 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:09:16,235 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:09:16,237 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:09:16" (1/1) ... [2019-11-25 23:09:16,242 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f374e42 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:16, skipping insertion in model container [2019-11-25 23:09:16,247 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:09:16" (1/1) ... [2019-11-25 23:09:16,264 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:09:16,392 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:09:17,434 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:09:17,484 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:09:17,862 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:09:17,922 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:09:17,923 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:17 WrapperNode [2019-11-25 23:09:17,930 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:09:17,936 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:09:17,936 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:09:17,937 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:09:17,950 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:17" (1/1) ... [2019-11-25 23:09:17,992 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:17" (1/1) ... [2019-11-25 23:09:18,125 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:09:18,127 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:09:18,127 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:09:18,128 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:09:18,140 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:17" (1/1) ... [2019-11-25 23:09:18,147 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:17" (1/1) ... [2019-11-25 23:09:18,155 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:17" (1/1) ... [2019-11-25 23:09:18,156 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:17" (1/1) ... [2019-11-25 23:09:18,219 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:17" (1/1) ... [2019-11-25 23:09:18,266 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:17" (1/1) ... [2019-11-25 23:09:18,279 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:17" (1/1) ... [2019-11-25 23:09:18,309 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:09:18,324 INFO L168 Benchmark]: Toolchain (without parser) took 2093.47 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 972.8 MB in the end (delta: -11.1 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 23:09:18,326 INFO L168 Benchmark]: CDTParser took 3.78 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. [2019-11-25 23:09:18,334 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1704.81 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 984.3 MB in the end (delta: -22.6 MB). Peak memory consumption was 33.4 MB. Max. memory is 12.5 GB. [2019-11-25 23:09:18,336 INFO L168 Benchmark]: Boogie Procedure Inliner took 190.75 ms. Allocated memory is still 1.0 GB. Free memory was 984.3 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. [2019-11-25 23:09:18,337 INFO L168 Benchmark]: Boogie Preprocessor took 185.99 ms. Allocated memory is still 1.0 GB. Free memory was 978.5 MB in the beginning and 972.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:09:18,349 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.78 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 1704.81 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 984.3 MB in the end (delta: -22.6 MB). Peak memory consumption was 33.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 190.75 ms. Allocated memory is still 1.0 GB. Free memory was 984.3 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 185.99 ms. Allocated memory is still 1.0 GB. Free memory was 978.5 MB in the beginning and 972.8 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 0.1.24-65d6cd2 [2019-11-25 23:09:22,260 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:09:22,264 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:09:22,288 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:09:22,290 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:09:22,292 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:09:22,294 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:09:22,320 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:09:22,323 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:09:22,329 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:09:22,331 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:09:22,335 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:09:22,338 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:09:22,343 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:09:22,346 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:09:22,352 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:09:22,354 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:09:22,357 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:09:22,362 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:09:22,371 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:09:22,376 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:09:22,385 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:09:22,386 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:09:22,391 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:09:22,398 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:09:22,399 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:09:22,401 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:09:22,403 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:09:22,404 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:09:22,407 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:09:22,407 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:09:22,410 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:09:22,411 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:09:22,414 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:09:22,416 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:09:22,417 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:09:22,420 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:09:22,420 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:09:22,421 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:09:22,422 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:09:22,427 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:09:22,428 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 23:09:22,466 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:09:22,468 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:09:22,472 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:09:22,474 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:09:22,474 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:09:22,475 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:09:22,475 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 23:09:22,475 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 23:09:22,476 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:09:22,477 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:09:22,478 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:09:22,481 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:09:22,481 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 23:09:22,482 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 23:09:22,482 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 23:09:22,482 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:09:22,483 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:09:22,483 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:09:22,483 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:09:22,484 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:09:22,486 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:09:22,486 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:09:22,486 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:09:22,487 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:09:22,487 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:09:22,487 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:09:22,489 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 23:09:22,489 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 23:09:22,489 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:09:22,490 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 23:09:22,493 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 -> 53e2bd2426feb1fffe79bd26cabc4f74660957f6 [2019-11-25 23:09:23,093 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:09:23,124 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:09:23,128 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:09:23,133 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:09:23,136 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:09:23,138 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.4.ufo.BOUNDED-8.pals.c.v+cfa-reducer.c [2019-11-25 23:09:23,307 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cf3209891/975ab8262c994822a4bbf20458a2de12/FLAGee616fb49 [2019-11-25 23:09:24,539 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:09:24,545 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.4.ufo.BOUNDED-8.pals.c.v+cfa-reducer.c [2019-11-25 23:09:24,595 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cf3209891/975ab8262c994822a4bbf20458a2de12/FLAGee616fb49 [2019-11-25 23:09:24,636 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cf3209891/975ab8262c994822a4bbf20458a2de12 [2019-11-25 23:09:24,646 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:09:24,653 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:09:24,655 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:09:24,657 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:09:24,664 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:09:24,667 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:09:24" (1/1) ... [2019-11-25 23:09:24,678 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b1bd386 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:24, skipping insertion in model container [2019-11-25 23:09:24,679 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:09:24" (1/1) ... [2019-11-25 23:09:24,700 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:09:24,850 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:09:26,121 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:09:26,159 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:09:26,545 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:09:26,579 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:09:26,580 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:26 WrapperNode [2019-11-25 23:09:26,580 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:09:26,581 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:09:26,581 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:09:26,592 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:09:26,604 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:26" (1/1) ... [2019-11-25 23:09:26,659 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:26" (1/1) ... [2019-11-25 23:09:26,775 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:09:26,779 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:09:26,781 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:09:26,781 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:09:26,798 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:26" (1/1) ... [2019-11-25 23:09:26,798 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:26" (1/1) ... [2019-11-25 23:09:26,819 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:26" (1/1) ... [2019-11-25 23:09:26,819 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:26" (1/1) ... [2019-11-25 23:09:26,883 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:26" (1/1) ... [2019-11-25 23:09:26,926 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:26" (1/1) ... [2019-11-25 23:09:26,940 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:26" (1/1) ... [2019-11-25 23:09:26,966 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:09:26,989 INFO L168 Benchmark]: Toolchain (without parser) took 2326.24 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 961.1 MB in the end (delta: 580.0 kB). Peak memory consumption was 645.6 kB. Max. memory is 12.5 GB. [2019-11-25 23:09:26,990 INFO L168 Benchmark]: CDTParser took 2.82 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. [2019-11-25 23:09:26,991 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1924.90 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 966.8 MB in the end (delta: -5.1 MB). Peak memory consumption was 26.4 MB. Max. memory is 12.5 GB. [2019-11-25 23:09:26,992 INFO L168 Benchmark]: Boogie Procedure Inliner took 197.89 ms. Allocated memory is still 1.0 GB. Free memory is still 966.8 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 23:09:26,992 INFO L168 Benchmark]: Boogie Preprocessor took 193.72 ms. Allocated memory is still 1.0 GB. Free memory was 966.8 MB in the beginning and 961.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:09:27,004 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.82 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 1924.90 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 966.8 MB in the end (delta: -5.1 MB). Peak memory consumption was 26.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 197.89 ms. Allocated memory is still 1.0 GB. Free memory is still 966.8 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 193.72 ms. Allocated memory is still 1.0 GB. Free memory was 966.8 MB in the beginning and 961.1 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...