./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.5.2.ufo.BOUNDED-10.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.5.2.ufo.BOUNDED-10.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 6b1acfd5ba3fbe242a44f051122a4e7ce580c81c ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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.5.2.ufo.BOUNDED-10.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 6b1acfd5ba3fbe242a44f051122a4e7ce580c81c .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 16:26:15,182 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:26:15,187 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:26:15,221 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:26:15,222 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:26:15,227 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:26:15,229 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:26:15,242 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:26:15,252 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:26:15,256 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:26:15,257 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:26:15,263 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:26:15,264 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:26:15,269 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:26:15,271 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:26:15,273 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:26:15,277 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:26:15,278 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:26:15,283 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:26:15,290 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:26:15,297 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:26:15,304 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:26:15,306 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:26:15,310 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:26:15,326 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:26:15,328 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:26:15,328 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:26:15,332 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:26:15,333 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:26:15,337 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:26:15,337 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:26:15,338 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:26:15,339 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:26:15,342 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:26:15,345 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:26:15,347 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:26:15,348 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:26:15,349 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:26:15,349 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:26:15,352 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:26:15,356 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:26:15,357 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:26:15,408 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:26:15,412 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:26:15,414 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:26:15,421 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:26:15,422 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:26:15,422 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:26:15,422 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:26:15,423 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:26:15,423 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:26:15,423 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:26:15,423 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:26:15,424 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:26:15,425 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:26:15,425 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:26:15,426 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:26:15,426 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:26:15,426 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:26:15,428 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:26:15,428 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:26:15,428 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:26:15,429 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:26:15,429 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:26:15,431 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:26:15,431 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:26:15,432 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:26:15,432 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:26:15,432 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:26:15,434 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:26:15,434 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 -> 6b1acfd5ba3fbe242a44f051122a4e7ce580c81c [2019-11-27 16:26:15,997 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:26:16,027 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:26:16,033 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:26:16,038 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:26:16,039 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:26:16,040 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.5.2.ufo.BOUNDED-10.pals.c.v+cfa-reducer.c [2019-11-27 16:26:16,197 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3bb3cb171/f06f5eef29934b2281c43b127bf341c8/FLAG60d3db805 [2019-11-27 16:26:17,493 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:26:17,494 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.5.2.ufo.BOUNDED-10.pals.c.v+cfa-reducer.c [2019-11-27 16:26:17,551 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3bb3cb171/f06f5eef29934b2281c43b127bf341c8/FLAG60d3db805 [2019-11-27 16:26:17,805 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3bb3cb171/f06f5eef29934b2281c43b127bf341c8 [2019-11-27 16:26:17,809 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:26:17,817 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:26:17,822 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:26:17,824 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:26:17,831 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:26:17,834 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:26:17" (1/1) ... [2019-11-27 16:26:17,842 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7694153d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:17, skipping insertion in model container [2019-11-27 16:26:17,843 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:26:17" (1/1) ... [2019-11-27 16:26:17,861 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:26:18,048 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:26:19,563 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:26:19,603 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:26:20,385 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:26:20,460 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:26:20,464 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:20 WrapperNode [2019-11-27 16:26:20,464 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:26:20,469 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:26:20,470 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:26:20,470 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:26:20,486 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:20" (1/1) ... [2019-11-27 16:26:20,553 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:20" (1/1) ... [2019-11-27 16:26:20,746 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:26:20,748 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:26:20,748 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:26:20,751 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:26:20,773 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:20" (1/1) ... [2019-11-27 16:26:20,774 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:20" (1/1) ... [2019-11-27 16:26:20,796 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:20" (1/1) ... [2019-11-27 16:26:20,797 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:20" (1/1) ... [2019-11-27 16:26:20,892 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:20" (1/1) ... [2019-11-27 16:26:20,953 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:20" (1/1) ... [2019-11-27 16:26:20,983 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:20" (1/1) ... [2019-11-27 16:26:21,018 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:26:21,030 INFO L168 Benchmark]: Toolchain (without parser) took 3208.19 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 938.0 MB in the end (delta: 18.0 MB). Peak memory consumption was 18.0 MB. Max. memory is 12.5 GB. [2019-11-27 16:26:21,032 INFO L168 Benchmark]: CDTParser took 2.78 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:26:21,036 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2643.70 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 955.2 MB in the end (delta: 772.9 kB). Peak memory consumption was 39.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:26:21,038 INFO L168 Benchmark]: Boogie Procedure Inliner took 278.99 ms. Allocated memory is still 1.0 GB. Free memory was 955.2 MB in the beginning and 949.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:26:21,044 INFO L168 Benchmark]: Boogie Preprocessor took 274.54 ms. Allocated memory is still 1.0 GB. Free memory was 949.5 MB in the beginning and 938.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:26:21,055 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.78 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 2643.70 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 955.2 MB in the end (delta: 772.9 kB). Peak memory consumption was 39.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 278.99 ms. Allocated memory is still 1.0 GB. Free memory was 955.2 MB in the beginning and 949.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 274.54 ms. Allocated memory is still 1.0 GB. Free memory was 949.5 MB in the beginning and 938.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 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 16:26:24,825 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:26:24,834 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:26:24,869 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:26:24,870 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:26:24,875 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:26:24,882 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:26:24,899 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:26:24,902 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:26:24,907 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:26:24,910 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:26:24,916 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:26:24,918 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:26:24,921 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:26:24,925 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:26:24,929 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:26:24,933 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:26:24,937 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:26:24,945 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:26:24,954 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:26:24,961 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:26:24,966 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:26:24,971 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:26:24,972 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:26:24,979 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:26:24,985 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:26:24,985 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:26:24,989 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:26:24,991 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:26:24,994 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:26:24,994 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:26:24,996 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:26:25,000 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:26:25,001 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:26:25,006 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:26:25,009 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:26:25,010 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:26:25,011 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:26:25,011 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:26:25,016 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:26:25,018 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:26:25,021 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:26:25,062 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:26:25,064 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:26:25,071 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:26:25,072 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:26:25,072 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:26:25,073 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:26:25,075 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:26:25,075 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:26:25,075 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:26:25,076 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:26:25,078 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:26:25,080 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:26:25,080 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:26:25,081 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:26:25,081 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:26:25,081 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:26:25,083 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:26:25,083 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:26:25,083 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:26:25,084 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:26:25,084 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:26:25,086 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:26:25,086 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:26:25,086 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:26:25,087 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:26:25,087 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:26:25,088 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:26:25,088 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:26:25,090 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:26:25,090 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:26:25,092 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 -> 6b1acfd5ba3fbe242a44f051122a4e7ce580c81c [2019-11-27 16:26:25,758 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:26:25,787 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:26:25,794 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:26:25,798 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:26:25,801 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:26:25,804 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.5.2.ufo.BOUNDED-10.pals.c.v+cfa-reducer.c [2019-11-27 16:26:25,959 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/842a70b21/44002f6b247f49e0b21d89cb097b4483/FLAG0fa1d6267 [2019-11-27 16:26:27,290 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:26:27,292 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.5.2.ufo.BOUNDED-10.pals.c.v+cfa-reducer.c [2019-11-27 16:26:27,343 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/842a70b21/44002f6b247f49e0b21d89cb097b4483/FLAG0fa1d6267 [2019-11-27 16:26:27,584 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/842a70b21/44002f6b247f49e0b21d89cb097b4483 [2019-11-27 16:26:27,589 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:26:27,597 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:26:27,599 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:26:27,601 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:26:27,608 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:26:27,609 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:26:27" (1/1) ... [2019-11-27 16:26:27,619 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7694153d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:27, skipping insertion in model container [2019-11-27 16:26:27,620 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:26:27" (1/1) ... [2019-11-27 16:26:27,637 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:26:27,815 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:26:29,516 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:26:29,552 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:26:30,060 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:26:30,126 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:26:30,128 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:30 WrapperNode [2019-11-27 16:26:30,129 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:26:30,131 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:26:30,131 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:26:30,133 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:26:30,158 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:30" (1/1) ... [2019-11-27 16:26:30,258 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:30" (1/1) ... [2019-11-27 16:26:30,419 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:26:30,419 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:26:30,420 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:26:30,420 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:26:30,440 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:30" (1/1) ... [2019-11-27 16:26:30,450 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:30" (1/1) ... [2019-11-27 16:26:30,474 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:30" (1/1) ... [2019-11-27 16:26:30,476 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:30" (1/1) ... [2019-11-27 16:26:30,561 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:30" (1/1) ... [2019-11-27 16:26:30,617 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:30" (1/1) ... [2019-11-27 16:26:30,643 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:30" (1/1) ... [2019-11-27 16:26:30,675 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:26:30,685 INFO L168 Benchmark]: Toolchain (without parser) took 3083.28 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 957.4 MB in the beginning and 921.2 MB in the end (delta: 36.2 MB). Peak memory consumption was 36.3 MB. Max. memory is 12.5 GB. [2019-11-27 16:26:30,686 INFO L168 Benchmark]: CDTParser took 0.39 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 16:26:30,690 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2530.07 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 957.4 MB in the beginning and 938.3 MB in the end (delta: 19.0 MB). Peak memory consumption was 33.4 MB. Max. memory is 12.5 GB. [2019-11-27 16:26:30,691 INFO L168 Benchmark]: Boogie Procedure Inliner took 287.88 ms. Allocated memory is still 1.0 GB. Free memory was 938.3 MB in the beginning and 932.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:26:30,696 INFO L168 Benchmark]: Boogie Preprocessor took 256.45 ms. Allocated memory is still 1.0 GB. Free memory was 932.6 MB in the beginning and 921.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:26:30,706 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 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 2530.07 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 957.4 MB in the beginning and 938.3 MB in the end (delta: 19.0 MB). Peak memory consumption was 33.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 287.88 ms. Allocated memory is still 1.0 GB. Free memory was 938.3 MB in the beginning and 932.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 256.45 ms. Allocated memory is still 1.0 GB. Free memory was 932.6 MB in the beginning and 921.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...