./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.1.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.1.ufo.UNBOUNDED.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 14e05d2c8a448027b545729b8e7be2ee84607cd9 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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.3.1.ufo.UNBOUNDED.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 14e05d2c8a448027b545729b8e7be2ee84607cd9 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 16:25:20,603 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:25:20,610 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:25:20,654 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:25:20,657 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:25:20,660 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:25:20,667 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:25:20,682 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:25:20,689 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:25:20,696 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:25:20,698 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:25:20,704 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:25:20,704 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:25:20,711 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:25:20,714 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:25:20,721 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:25:20,722 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:25:20,728 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:25:20,732 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:25:20,741 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:25:20,750 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:25:20,758 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:25:20,760 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:25:20,766 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:25:20,775 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:25:20,776 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:25:20,777 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:25:20,780 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:25:20,782 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:25:20,785 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:25:20,787 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:25:20,788 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:25:20,790 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:25:20,793 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:25:20,796 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:25:20,798 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:25:20,801 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:25:20,802 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:25:20,803 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:25:20,804 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:25:20,810 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:25:20,811 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:25:20,873 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:25:20,878 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:25:20,883 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:25:20,885 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:25:20,885 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:25:20,886 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:25:20,888 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:25:20,888 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:25:20,888 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:25:20,889 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:25:20,890 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:25:20,893 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:25:20,893 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:25:20,894 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:25:20,894 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:25:20,895 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:25:20,895 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:25:20,895 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:25:20,898 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:25:20,898 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:25:20,898 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:25:20,899 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:25:20,899 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:25:20,901 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:25:20,901 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:25:20,901 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:25:20,902 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:25:20,903 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:25:20,903 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 -> 14e05d2c8a448027b545729b8e7be2ee84607cd9 [2019-11-27 16:25:21,609 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:25:21,646 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:25:21,658 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:25:21,662 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:25:21,663 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:25:21,664 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.1.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-27 16:25:21,816 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8ef7d434e/63f0c472f9cf428c8bf69318a8672447/FLAG06650a416 [2019-11-27 16:25:23,145 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:25:23,148 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.1.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-27 16:25:23,188 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8ef7d434e/63f0c472f9cf428c8bf69318a8672447/FLAG06650a416 [2019-11-27 16:25:23,233 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8ef7d434e/63f0c472f9cf428c8bf69318a8672447 [2019-11-27 16:25:23,245 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:25:23,250 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:25:23,259 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:25:23,259 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:25:23,269 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:25:23,273 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:25:23" (1/1) ... [2019-11-27 16:25:23,283 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44395090 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:23, skipping insertion in model container [2019-11-27 16:25:23,285 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:25:23" (1/1) ... [2019-11-27 16:25:23,305 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:25:23,424 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:25:24,340 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:25:24,385 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:25:24,647 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:25:24,706 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:25:24,709 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:24 WrapperNode [2019-11-27 16:25:24,711 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:25:24,712 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:25:24,715 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:25:24,715 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:25:24,738 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:24" (1/1) ... [2019-11-27 16:25:24,779 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:24" (1/1) ... [2019-11-27 16:25:24,905 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:25:24,906 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:25:24,906 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:25:24,906 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:25:24,932 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:24" (1/1) ... [2019-11-27 16:25:24,936 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:24" (1/1) ... [2019-11-27 16:25:24,948 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:24" (1/1) ... [2019-11-27 16:25:24,951 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:24" (1/1) ... [2019-11-27 16:25:24,986 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:24" (1/1) ... [2019-11-27 16:25:25,013 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:24" (1/1) ... [2019-11-27 16:25:25,028 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:24" (1/1) ... [2019-11-27 16:25:25,035 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:25:25,054 INFO L168 Benchmark]: Toolchain (without parser) took 1799.01 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 979.6 MB in the end (delta: -12.2 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:25:25,059 INFO L168 Benchmark]: CDTParser took 2.39 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 16:25:25,063 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1452.76 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 985.4 MB in the end (delta: -17.9 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-27 16:25:25,065 INFO L168 Benchmark]: Boogie Procedure Inliner took 193.52 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:25:25,071 INFO L168 Benchmark]: Boogie Preprocessor took 137.00 ms. Allocated memory is still 1.0 GB. Free memory was 985.4 MB in the beginning and 979.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:25:25,088 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.39 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 1452.76 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 985.4 MB in the end (delta: -17.9 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 193.52 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 137.00 ms. Allocated memory is still 1.0 GB. Free memory was 985.4 MB in the beginning and 979.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 16:25:29,123 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:25:29,130 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:25:29,166 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:25:29,169 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:25:29,172 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:25:29,176 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:25:29,195 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:25:29,197 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:25:29,206 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:25:29,208 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:25:29,212 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:25:29,214 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:25:29,220 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:25:29,226 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:25:29,230 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:25:29,232 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:25:29,236 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:25:29,242 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:25:29,254 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:25:29,263 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:25:29,274 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:25:29,278 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:25:29,286 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:25:29,295 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:25:29,296 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:25:29,298 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:25:29,305 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:25:29,307 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:25:29,309 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:25:29,313 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:25:29,315 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:25:29,319 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:25:29,324 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:25:29,329 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:25:29,330 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:25:29,334 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:25:29,336 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:25:29,336 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:25:29,340 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:25:29,346 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:25:29,347 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:25:29,401 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:25:29,405 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:25:29,410 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:25:29,411 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:25:29,414 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:25:29,415 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:25:29,415 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:25:29,415 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:25:29,416 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:25:29,416 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:25:29,417 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:25:29,420 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:25:29,420 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:25:29,422 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:25:29,424 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:25:29,425 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:25:29,425 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:25:29,426 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:25:29,426 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:25:29,428 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:25:29,428 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:25:29,429 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:25:29,431 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:25:29,431 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:25:29,432 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:25:29,432 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:25:29,434 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:25:29,434 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:25:29,435 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:25:29,436 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:25:29,438 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 -> 14e05d2c8a448027b545729b8e7be2ee84607cd9 [2019-11-27 16:25:30,090 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:25:30,133 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:25:30,145 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:25:30,150 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:25:30,155 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:25:30,156 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.1.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-27 16:25:30,354 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2a5fdf0bb/6d92fec572bb494a8d735b0dc75dbb0c/FLAGc9593ed9f [2019-11-27 16:25:31,609 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:25:31,612 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.1.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-27 16:25:31,644 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2a5fdf0bb/6d92fec572bb494a8d735b0dc75dbb0c/FLAGc9593ed9f [2019-11-27 16:25:31,683 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2a5fdf0bb/6d92fec572bb494a8d735b0dc75dbb0c [2019-11-27 16:25:31,691 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:25:31,697 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:25:31,702 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:25:31,702 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:25:31,710 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:25:31,714 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:25:31" (1/1) ... [2019-11-27 16:25:31,723 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@218e5f0d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:31, skipping insertion in model container [2019-11-27 16:25:31,724 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:25:31" (1/1) ... [2019-11-27 16:25:31,738 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:25:31,871 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:25:32,888 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:25:32,932 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:25:33,210 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:25:33,257 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:25:33,259 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:33 WrapperNode [2019-11-27 16:25:33,259 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:25:33,261 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:25:33,261 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:25:33,272 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:25:33,284 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:33" (1/1) ... [2019-11-27 16:25:33,329 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:33" (1/1) ... [2019-11-27 16:25:33,423 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:25:33,426 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:25:33,428 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:25:33,428 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:25:33,456 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:33" (1/1) ... [2019-11-27 16:25:33,458 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:33" (1/1) ... [2019-11-27 16:25:33,472 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:33" (1/1) ... [2019-11-27 16:25:33,475 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:33" (1/1) ... [2019-11-27 16:25:33,503 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:33" (1/1) ... [2019-11-27 16:25:33,519 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:33" (1/1) ... [2019-11-27 16:25:33,527 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:33" (1/1) ... [2019-11-27 16:25:33,539 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:25:33,547 INFO L168 Benchmark]: Toolchain (without parser) took 1844.88 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 979.7 MB in the end (delta: -13.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:25:33,552 INFO L168 Benchmark]: CDTParser took 0.45 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 16:25:33,554 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1557.77 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 985.4 MB in the end (delta: -19.4 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-27 16:25:33,563 INFO L168 Benchmark]: Boogie Procedure Inliner took 164.97 ms. Allocated memory is still 1.0 GB. Free memory was 985.4 MB in the beginning and 979.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:25:33,566 INFO L168 Benchmark]: Boogie Preprocessor took 113.33 ms. Allocated memory is still 1.0 GB. Free memory is still 979.7 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:25:33,573 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.45 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 1557.77 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 985.4 MB in the end (delta: -19.4 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 164.97 ms. Allocated memory is still 1.0 GB. Free memory was 985.4 MB in the beginning and 979.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 113.33 ms. Allocated memory is still 1.0 GB. Free memory is still 979.7 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...