./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.2.ufo.BOUNDED-6.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_opt-floodmax.3.2.ufo.BOUNDED-6.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 b0ad2e056dafb3bd6ca32f67e79969dd88f5ce4f ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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_opt-floodmax.3.2.ufo.BOUNDED-6.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 b0ad2e056dafb3bd6ca32f67e79969dd88f5ce4f ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 16:28:22,888 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:28:22,890 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:28:22,904 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:28:22,905 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:28:22,907 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:28:22,919 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:28:22,932 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:28:22,936 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:28:22,942 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:28:22,943 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:28:22,946 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:28:22,948 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:28:22,950 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:28:22,951 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:28:22,954 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:28:22,957 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:28:22,959 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:28:22,964 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:28:22,972 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:28:22,979 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:28:22,987 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:28:22,988 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:28:22,993 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:28:23,002 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:28:23,002 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:28:23,003 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:28:23,006 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:28:23,009 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:28:23,012 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:28:23,014 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:28:23,015 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:28:23,017 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:28:23,019 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:28:23,023 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:28:23,023 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:28:23,024 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:28:23,027 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:28:23,027 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:28:23,028 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:28:23,034 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:28:23,035 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:28:23,074 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:28:23,075 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:28:23,079 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:28:23,081 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:28:23,081 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:28:23,081 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:28:23,082 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:28:23,084 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:28:23,084 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:28:23,084 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:28:23,086 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:28:23,086 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:28:23,086 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:28:23,087 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:28:23,089 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:28:23,089 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:28:23,089 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:28:23,090 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:28:23,090 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:28:23,090 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:28:23,092 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:28:23,092 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:28:23,092 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:28:23,093 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:28:23,094 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:28:23,094 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:28:23,094 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:28:23,097 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:28:23,097 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 -> b0ad2e056dafb3bd6ca32f67e79969dd88f5ce4f [2019-11-27 16:28:23,673 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:28:23,710 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:28:23,716 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:28:23,720 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:28:23,722 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:28:23,723 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.2.ufo.BOUNDED-6.pals.c.v+cfa-reducer.c [2019-11-27 16:28:23,864 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/09f38ef8b/049b714f197a4382a4cb552680412788/FLAG9fc0b76fc [2019-11-27 16:28:25,010 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:28:25,017 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.2.ufo.BOUNDED-6.pals.c.v+cfa-reducer.c [2019-11-27 16:28:25,054 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/09f38ef8b/049b714f197a4382a4cb552680412788/FLAG9fc0b76fc [2019-11-27 16:28:25,530 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/09f38ef8b/049b714f197a4382a4cb552680412788 [2019-11-27 16:28:25,535 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:28:25,546 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:28:25,550 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:28:25,553 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:28:25,560 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:28:25,561 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:28:25" (1/1) ... [2019-11-27 16:28:25,568 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 27.11 04:28:25, skipping insertion in model container [2019-11-27 16:28:25,572 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:28:25" (1/1) ... [2019-11-27 16:28:25,591 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:28:25,704 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:28:26,514 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:28:26,554 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:28:26,805 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:28:26,867 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:28:26,868 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:26 WrapperNode [2019-11-27 16:28:26,869 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:28:26,876 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:28:26,877 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:28:26,877 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:28:26,888 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:26" (1/1) ... [2019-11-27 16:28:26,920 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:26" (1/1) ... [2019-11-27 16:28:27,008 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:28:27,012 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:28:27,013 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:28:27,013 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:28:27,032 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:26" (1/1) ... [2019-11-27 16:28:27,032 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:26" (1/1) ... [2019-11-27 16:28:27,042 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:26" (1/1) ... [2019-11-27 16:28:27,042 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:26" (1/1) ... [2019-11-27 16:28:27,064 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:26" (1/1) ... [2019-11-27 16:28:27,078 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:26" (1/1) ... [2019-11-27 16:28:27,086 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:26" (1/1) ... [2019-11-27 16:28:27,108 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:28:27,122 INFO L168 Benchmark]: Toolchain (without parser) took 1578.98 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 979.4 MB in the end (delta: -12.0 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:28:27,126 INFO L168 Benchmark]: CDTParser took 1.30 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 16:28:27,132 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1319.01 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 985.2 MB in the end (delta: -17.7 MB). Peak memory consumption was 26.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:28:27,134 INFO L168 Benchmark]: Boogie Procedure Inliner took 135.86 ms. Allocated memory is still 1.0 GB. Free memory is still 985.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:28:27,136 INFO L168 Benchmark]: Boogie Preprocessor took 100.67 ms. Allocated memory is still 1.0 GB. Free memory was 985.2 MB in the beginning and 979.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:28:27,145 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.30 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 1319.01 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 985.2 MB in the end (delta: -17.7 MB). Peak memory consumption was 26.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 135.86 ms. Allocated memory is still 1.0 GB. Free memory is still 985.2 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 100.67 ms. Allocated memory is still 1.0 GB. Free memory was 985.2 MB in the beginning and 979.4 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 0.1.24-509859d [2019-11-27 16:28:31,089 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:28:31,094 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:28:31,117 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:28:31,119 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:28:31,121 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:28:31,124 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:28:31,152 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:28:31,155 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:28:31,162 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:28:31,165 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:28:31,171 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:28:31,172 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:28:31,177 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:28:31,180 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:28:31,186 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:28:31,190 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:28:31,194 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:28:31,199 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:28:31,207 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:28:31,217 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:28:31,224 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:28:31,229 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:28:31,231 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:28:31,238 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:28:31,239 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:28:31,241 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:28:31,245 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:28:31,247 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:28:31,250 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:28:31,252 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:28:31,253 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:28:31,255 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:28:31,260 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:28:31,262 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:28:31,263 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:28:31,266 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:28:31,266 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:28:31,267 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:28:31,271 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:28:31,273 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:28:31,274 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:28:31,316 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:28:31,318 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:28:31,323 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:28:31,323 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:28:31,325 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:28:31,325 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:28:31,325 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:28:31,326 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:28:31,328 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:28:31,328 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:28:31,330 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:28:31,330 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:28:31,333 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:28:31,334 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:28:31,334 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:28:31,335 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:28:31,335 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:28:31,335 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:28:31,336 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:28:31,338 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:28:31,338 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:28:31,339 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:28:31,339 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:28:31,339 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:28:31,341 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:28:31,341 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:28:31,341 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:28:31,344 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:28:31,344 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:28:31,345 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:28:31,346 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 -> b0ad2e056dafb3bd6ca32f67e79969dd88f5ce4f [2019-11-27 16:28:31,974 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:28:32,015 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:28:32,021 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:28:32,026 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:28:32,029 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:28:32,031 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.2.ufo.BOUNDED-6.pals.c.v+cfa-reducer.c [2019-11-27 16:28:32,199 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cb5028f74/ab5ebc6bb8894cbcac0ad152c6cbcc0a/FLAGe30139e13 [2019-11-27 16:28:33,397 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:28:33,398 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.2.ufo.BOUNDED-6.pals.c.v+cfa-reducer.c [2019-11-27 16:28:33,429 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cb5028f74/ab5ebc6bb8894cbcac0ad152c6cbcc0a/FLAGe30139e13 [2019-11-27 16:28:33,469 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cb5028f74/ab5ebc6bb8894cbcac0ad152c6cbcc0a [2019-11-27 16:28:33,477 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:28:33,483 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:28:33,487 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:28:33,488 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:28:33,495 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:28:33,497 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:28:33" (1/1) ... [2019-11-27 16:28:33,507 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@154195b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:33, skipping insertion in model container [2019-11-27 16:28:33,508 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:28:33" (1/1) ... [2019-11-27 16:28:33,527 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:28:33,636 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:28:34,640 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:28:34,670 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:28:34,904 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:28:34,956 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:28:34,959 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:34 WrapperNode [2019-11-27 16:28:34,960 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:28:34,961 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:28:34,961 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:28:34,961 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:28:34,982 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:34" (1/1) ... [2019-11-27 16:28:35,034 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:34" (1/1) ... [2019-11-27 16:28:35,138 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:28:35,139 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:28:35,139 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:28:35,140 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:28:35,158 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:34" (1/1) ... [2019-11-27 16:28:35,159 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:34" (1/1) ... [2019-11-27 16:28:35,173 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:34" (1/1) ... [2019-11-27 16:28:35,175 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:34" (1/1) ... [2019-11-27 16:28:35,212 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:34" (1/1) ... [2019-11-27 16:28:35,230 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:34" (1/1) ... [2019-11-27 16:28:35,237 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:34" (1/1) ... [2019-11-27 16:28:35,249 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:28:35,265 INFO L168 Benchmark]: Toolchain (without parser) took 1774.65 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 968.4 MB in the end (delta: -6.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:28:35,267 INFO L168 Benchmark]: CDTParser took 0.92 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 16:28:35,275 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1472.88 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 974.1 MB in the end (delta: -12.4 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-27 16:28:35,277 INFO L168 Benchmark]: Boogie Procedure Inliner took 177.59 ms. Allocated memory is still 1.0 GB. Free memory is still 974.1 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:28:35,278 INFO L168 Benchmark]: Boogie Preprocessor took 114.12 ms. Allocated memory is still 1.0 GB. Free memory was 974.1 MB in the beginning and 968.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:28:35,293 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.92 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 1472.88 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 974.1 MB in the end (delta: -12.4 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 177.59 ms. Allocated memory is still 1.0 GB. Free memory is still 974.1 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 114.12 ms. Allocated memory is still 1.0 GB. Free memory was 974.1 MB in the beginning and 968.4 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...