./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded/pals_floodmax.3.2.ufo.UNBOUNDED.pals.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded/pals_floodmax.3.2.ufo.UNBOUNDED.pals.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d5f013930ebf37bbb37b715f6518f407edf26521 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded/pals_floodmax.3.2.ufo.UNBOUNDED.pals.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d5f013930ebf37bbb37b715f6518f407edf26521 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:13:20,179 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:13:20,188 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:13:20,220 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:13:20,220 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:13:20,226 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:13:20,228 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:13:20,243 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:13:20,251 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:13:20,256 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:13:20,258 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:13:20,263 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:13:20,264 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:13:20,268 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:13:20,271 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:13:20,275 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:13:20,279 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:13:20,281 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:13:20,286 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:13:20,292 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:13:20,300 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:13:20,308 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:13:20,309 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:13:20,315 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:13:20,322 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:13:20,322 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:13:20,323 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:13:20,327 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:13:20,327 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:13:20,331 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:13:20,331 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:13:20,333 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:13:20,334 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:13:20,338 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:13:20,343 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:13:20,344 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:13:20,347 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:13:20,348 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:13:20,348 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:13:20,349 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:13:20,354 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:13:20,355 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:13:20,412 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:13:20,413 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:13:20,416 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:13:20,422 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:13:20,422 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:13:20,423 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:13:20,423 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:13:20,423 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:13:20,423 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:13:20,425 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:13:20,428 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:13:20,428 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:13:20,431 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:13:20,431 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:13:20,431 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:13:20,432 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:13:20,432 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:13:20,432 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:13:20,433 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:13:20,433 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:13:20,436 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:13:20,437 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:13:20,438 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:13:20,438 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:13:20,439 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:13:20,439 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:13:20,439 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:13:20,439 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:13:20,443 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 -> d5f013930ebf37bbb37b715f6518f407edf26521 [2019-11-26 17:13:21,010 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:13:21,050 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:13:21,056 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:13:21,060 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:13:21,062 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:13:21,064 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_floodmax.3.2.ufo.UNBOUNDED.pals.c [2019-11-26 17:13:21,206 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d02deccf2/da9fec7b759043379b8673b3880a9b28/FLAG375438442 [2019-11-26 17:13:22,319 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:13:22,326 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_floodmax.3.2.ufo.UNBOUNDED.pals.c [2019-11-26 17:13:22,360 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d02deccf2/da9fec7b759043379b8673b3880a9b28/FLAG375438442 [2019-11-26 17:13:22,402 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d02deccf2/da9fec7b759043379b8673b3880a9b28 [2019-11-26 17:13:22,412 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:13:22,418 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:13:22,420 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:13:22,421 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:13:22,429 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:13:22,434 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:13:22" (1/1) ... [2019-11-26 17:13:22,440 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3b8ca7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:22, skipping insertion in model container [2019-11-26 17:13:22,440 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:13:22" (1/1) ... [2019-11-26 17:13:22,457 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:13:22,524 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:13:23,324 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:13:23,351 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:13:23,532 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:13:23,581 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:13:23,582 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:23 WrapperNode [2019-11-26 17:13:23,582 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:13:23,585 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:13:23,585 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:13:23,587 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:13:23,607 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:23" (1/1) ... [2019-11-26 17:13:23,643 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:23" (1/1) ... [2019-11-26 17:13:23,760 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:13:23,763 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:13:23,763 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:13:23,763 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:13:23,781 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:23" (1/1) ... [2019-11-26 17:13:23,782 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:23" (1/1) ... [2019-11-26 17:13:23,796 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:23" (1/1) ... [2019-11-26 17:13:23,797 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:23" (1/1) ... [2019-11-26 17:13:23,819 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:23" (1/1) ... [2019-11-26 17:13:23,855 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:23" (1/1) ... [2019-11-26 17:13:23,863 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:23" (1/1) ... [2019-11-26 17:13:23,875 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:13:23,886 INFO L168 Benchmark]: Toolchain (without parser) took 1467.44 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. [2019-11-26 17:13:23,887 INFO L168 Benchmark]: CDTParser took 2.58 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. [2019-11-26 17:13:23,902 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1163.78 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: -18.0 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-26 17:13:23,909 INFO L168 Benchmark]: Boogie Procedure Inliner took 178.13 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. [2019-11-26 17:13:23,910 INFO L168 Benchmark]: Boogie Preprocessor took 115.92 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:13:23,920 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.58 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 1163.78 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: -18.0 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 178.13 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. * Boogie Preprocessor took 115.92 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 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... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:13:27,751 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:13:27,756 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:13:27,781 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:13:27,783 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:13:27,786 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:13:27,788 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:13:27,818 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:13:27,821 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:13:27,825 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:13:27,830 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:13:27,834 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:13:27,836 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:13:27,841 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:13:27,844 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:13:27,849 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:13:27,855 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:13:27,858 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:13:27,863 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:13:27,871 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:13:27,877 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:13:27,883 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:13:27,887 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:13:27,890 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:13:27,899 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:13:27,902 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:13:27,902 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:13:27,904 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:13:27,905 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:13:27,908 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:13:27,910 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:13:27,911 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:13:27,913 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:13:27,920 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:13:27,922 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:13:27,923 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:13:27,928 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:13:27,928 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:13:27,929 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:13:27,932 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:13:27,935 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:13:27,940 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:13:27,979 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:13:27,980 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:13:27,985 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:13:27,986 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:13:27,988 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:13:27,988 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:13:27,989 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:13:27,989 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:13:27,991 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:13:27,991 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:13:27,992 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:13:27,993 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:13:27,996 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:13:27,997 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:13:27,997 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:13:27,997 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:13:27,997 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:13:27,998 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:13:27,998 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:13:27,998 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:13:27,999 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:13:28,001 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:13:28,001 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:13:28,002 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:13:28,002 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:13:28,002 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:13:28,003 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:13:28,005 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:13:28,005 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:13:28,005 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:13:28,007 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 -> d5f013930ebf37bbb37b715f6518f407edf26521 [2019-11-26 17:13:28,625 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:13:28,657 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:13:28,666 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:13:28,669 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:13:28,672 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:13:28,674 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_floodmax.3.2.ufo.UNBOUNDED.pals.c [2019-11-26 17:13:28,829 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/75467c82f/e1acc914d35842f990b8cf4c204ab060/FLAG1fc29c712 [2019-11-26 17:13:30,024 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:13:30,032 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_floodmax.3.2.ufo.UNBOUNDED.pals.c [2019-11-26 17:13:30,076 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/75467c82f/e1acc914d35842f990b8cf4c204ab060/FLAG1fc29c712 [2019-11-26 17:13:30,122 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/75467c82f/e1acc914d35842f990b8cf4c204ab060 [2019-11-26 17:13:30,130 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:13:30,132 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:13:30,139 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:13:30,142 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:13:30,148 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:13:30,152 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:13:30" (1/1) ... [2019-11-26 17:13:30,161 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f9a9c64 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:30, skipping insertion in model container [2019-11-26 17:13:30,162 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:13:30" (1/1) ... [2019-11-26 17:13:30,174 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:13:30,285 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:13:31,085 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:13:31,123 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:13:31,281 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:13:31,317 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:13:31,318 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:31 WrapperNode [2019-11-26 17:13:31,318 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:13:31,319 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:13:31,319 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:13:31,320 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:13:31,331 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:31" (1/1) ... [2019-11-26 17:13:31,364 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:31" (1/1) ... [2019-11-26 17:13:31,447 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:13:31,451 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:13:31,451 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:13:31,462 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:13:31,481 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:31" (1/1) ... [2019-11-26 17:13:31,483 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:31" (1/1) ... [2019-11-26 17:13:31,493 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:31" (1/1) ... [2019-11-26 17:13:31,495 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:31" (1/1) ... [2019-11-26 17:13:31,521 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:31" (1/1) ... [2019-11-26 17:13:31,544 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:31" (1/1) ... [2019-11-26 17:13:31,555 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:31" (1/1) ... [2019-11-26 17:13:31,565 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:13:31,586 INFO L168 Benchmark]: Toolchain (without parser) took 1437.77 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 978.5 MB in the end (delta: -11.1 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:13:31,587 INFO L168 Benchmark]: CDTParser took 0.36 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:13:31,593 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1179.30 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 984.2 MB in the end (delta: -16.8 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:13:31,595 INFO L168 Benchmark]: Boogie Procedure Inliner took 131.58 ms. Allocated memory is still 1.0 GB. Free memory was 984.2 MB in the beginning and 978.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:13:31,595 INFO L168 Benchmark]: Boogie Preprocessor took 115.66 ms. Allocated memory is still 1.0 GB. Free memory is still 978.5 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:13:31,608 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1179.30 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 984.2 MB in the end (delta: -16.8 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 131.58 ms. Allocated memory is still 1.0 GB. Free memory was 984.2 MB in the beginning and 978.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 115.66 ms. Allocated memory is still 1.0 GB. Free memory is still 978.5 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...