./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.1.ufo.BOUNDED-8.pals.c.v+nlh-reducer.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-reduced/pals_floodmax.4.1.ufo.BOUNDED-8.pals.c.v+nlh-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 c95a4a57356c7904bd85a2cabc8ab42ea1b7fa98 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.1.ufo.BOUNDED-8.pals.c.v+nlh-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 c95a4a57356c7904bd85a2cabc8ab42ea1b7fa98 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 17:16:26,511 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:16:26,520 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:16:26,554 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:16:26,555 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:16:26,558 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:16:26,561 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:16:26,581 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:16:26,583 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:16:26,590 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:16:26,592 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:16:26,599 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:16:26,601 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:16:26,605 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:16:26,611 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:16:26,613 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:16:26,617 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:16:26,623 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:16:26,629 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:16:26,637 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:16:26,643 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:16:26,647 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:16:26,654 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:16:26,655 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:16:26,665 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:16:26,667 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:16:26,669 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:16:26,671 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:16:26,675 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:16:26,676 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:16:26,677 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:16:26,678 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:16:26,680 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:16:26,683 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:16:26,686 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:16:26,689 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:16:26,690 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:16:26,691 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:16:26,694 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:16:26,697 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:16:26,699 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:16:26,701 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:16:26,743 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:16:26,743 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:16:26,750 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:16:26,750 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:16:26,750 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:16:26,751 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:16:26,751 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:16:26,751 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:16:26,753 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:16:26,753 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:16:26,754 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:16:26,756 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:16:26,756 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:16:26,757 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:16:26,759 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:16:26,759 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:16:26,759 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:16:26,760 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:16:26,760 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:16:26,760 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:16:26,761 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:16:26,764 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:16:26,764 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:16:26,765 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:16:26,765 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:16:26,765 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:16:26,766 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:16:26,766 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:16:26,766 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 -> c95a4a57356c7904bd85a2cabc8ab42ea1b7fa98 [2019-11-26 17:16:27,340 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:16:27,372 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:16:27,380 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:16:27,383 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:16:27,387 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:16:27,389 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.1.ufo.BOUNDED-8.pals.c.v+nlh-reducer.c [2019-11-26 17:16:27,548 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8afb9860e/924ddc866a154d0ab954174bc2ecfd12/FLAGcacb0a70f [2019-11-26 17:16:28,903 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:16:28,905 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.1.ufo.BOUNDED-8.pals.c.v+nlh-reducer.c [2019-11-26 17:16:28,947 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8afb9860e/924ddc866a154d0ab954174bc2ecfd12/FLAGcacb0a70f [2019-11-26 17:16:28,980 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8afb9860e/924ddc866a154d0ab954174bc2ecfd12 [2019-11-26 17:16:28,985 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:16:28,987 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:16:28,996 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:16:28,996 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:16:29,007 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:16:29,008 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:16:28" (1/1) ... [2019-11-26 17:16:29,015 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@218e5f0d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:29, skipping insertion in model container [2019-11-26 17:16:29,016 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:16:28" (1/1) ... [2019-11-26 17:16:29,025 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:16:29,248 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:16:31,147 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:16:31,187 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:16:32,112 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:16:32,167 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:16:32,174 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:32 WrapperNode [2019-11-26 17:16:32,175 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:16:32,177 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:16:32,177 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:16:32,177 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:16:32,199 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:32" (1/1) ... [2019-11-26 17:16:32,264 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:32" (1/1) ... [2019-11-26 17:16:32,418 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:16:32,421 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:16:32,422 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:16:32,422 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:16:32,443 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:32" (1/1) ... [2019-11-26 17:16:32,445 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:32" (1/1) ... [2019-11-26 17:16:32,461 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:32" (1/1) ... [2019-11-26 17:16:32,463 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:32" (1/1) ... [2019-11-26 17:16:32,533 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:32" (1/1) ... [2019-11-26 17:16:32,587 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:32" (1/1) ... [2019-11-26 17:16:32,607 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:32" (1/1) ... [2019-11-26 17:16:32,633 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:16:32,642 INFO L168 Benchmark]: Toolchain (without parser) took 3649.69 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 943.3 MB in the end (delta: 19.8 MB). Peak memory consumption was 19.9 MB. Max. memory is 12.5 GB. [2019-11-26 17:16:32,643 INFO L168 Benchmark]: CDTParser took 0.40 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. [2019-11-26 17:16:32,647 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3180.10 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 954.8 MB in the end (delta: 2.6 MB). Peak memory consumption was 32.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:16:32,649 INFO L168 Benchmark]: Boogie Procedure Inliner took 244.50 ms. Allocated memory is still 1.0 GB. Free memory was 954.8 MB in the beginning and 949.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:16:32,652 INFO L168 Benchmark]: Boogie Preprocessor took 212.26 ms. Allocated memory is still 1.0 GB. Free memory was 949.1 MB in the beginning and 943.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:16:32,663 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40 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 3180.10 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 954.8 MB in the end (delta: 2.6 MB). Peak memory consumption was 32.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 244.50 ms. Allocated memory is still 1.0 GB. Free memory was 954.8 MB in the beginning and 949.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 212.26 ms. Allocated memory is still 1.0 GB. Free memory was 949.1 MB in the beginning and 943.3 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 0.1.24-025d5a2 [2019-11-26 17:16:36,616 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:16:36,621 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:16:36,656 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:16:36,659 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:16:36,661 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:16:36,666 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:16:36,682 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:16:36,685 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:16:36,692 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:16:36,693 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:16:36,699 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:16:36,702 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:16:36,707 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:16:36,712 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:16:36,714 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:16:36,718 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:16:36,723 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:16:36,726 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:16:36,735 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:16:36,744 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:16:36,752 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:16:36,755 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:16:36,759 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:16:36,768 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:16:36,769 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:16:36,769 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:16:36,771 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:16:36,773 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:16:36,774 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:16:36,778 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:16:36,779 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:16:36,780 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:16:36,784 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:16:36,786 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:16:36,788 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:16:36,789 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:16:36,791 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:16:36,791 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:16:36,792 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:16:36,798 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:16:36,799 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:16:36,836 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:16:36,838 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:16:36,843 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:16:36,844 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:16:36,844 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:16:36,847 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:16:36,847 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:16:36,848 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:16:36,848 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:16:36,848 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:16:36,849 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:16:36,850 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:16:36,850 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:16:36,851 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:16:36,852 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:16:36,852 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:16:36,852 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:16:36,855 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:16:36,855 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:16:36,855 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:16:36,856 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:16:36,856 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:16:36,856 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:16:36,857 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:16:36,857 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:16:36,858 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:16:36,858 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:16:36,861 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:16:36,861 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:16:36,862 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:16:36,863 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 -> c95a4a57356c7904bd85a2cabc8ab42ea1b7fa98 [2019-11-26 17:16:37,392 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:16:37,423 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:16:37,429 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:16:37,432 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:16:37,435 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:16:37,440 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.1.ufo.BOUNDED-8.pals.c.v+nlh-reducer.c [2019-11-26 17:16:37,597 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8ef6a1ced/762c834f81174e9a993804bdecbb1211/FLAG536454a70 [2019-11-26 17:16:38,909 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:16:38,914 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.1.ufo.BOUNDED-8.pals.c.v+nlh-reducer.c [2019-11-26 17:16:38,972 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8ef6a1ced/762c834f81174e9a993804bdecbb1211/FLAG536454a70 [2019-11-26 17:16:39,012 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8ef6a1ced/762c834f81174e9a993804bdecbb1211 [2019-11-26 17:16:39,024 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:16:39,026 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:16:39,030 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:16:39,032 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:16:39,041 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:16:39,042 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:16:39" (1/1) ... [2019-11-26 17:16:39,049 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 26.11 05:16:39, skipping insertion in model container [2019-11-26 17:16:39,049 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:16:39" (1/1) ... [2019-11-26 17:16:39,069 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:16:39,281 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:16:41,532 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:16:41,567 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:16:42,739 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:16:42,795 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:16:42,797 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:42 WrapperNode [2019-11-26 17:16:42,798 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:16:42,801 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:16:42,801 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:16:42,803 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:16:42,828 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:42" (1/1) ... [2019-11-26 17:16:42,920 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:42" (1/1) ... [2019-11-26 17:16:43,077 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:16:43,078 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:16:43,078 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:16:43,079 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:16:43,101 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:42" (1/1) ... [2019-11-26 17:16:43,101 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:42" (1/1) ... [2019-11-26 17:16:43,126 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:42" (1/1) ... [2019-11-26 17:16:43,127 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:42" (1/1) ... [2019-11-26 17:16:43,219 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:42" (1/1) ... [2019-11-26 17:16:43,278 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:42" (1/1) ... [2019-11-26 17:16:43,296 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:42" (1/1) ... [2019-11-26 17:16:43,327 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:16:43,336 INFO L168 Benchmark]: Toolchain (without parser) took 4304.38 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 903.2 MB in the end (delta: 58.5 MB). Peak memory consumption was 58.6 MB. Max. memory is 12.5 GB. [2019-11-26 17:16:43,337 INFO L168 Benchmark]: CDTParser took 0.57 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. [2019-11-26 17:16:43,341 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3769.71 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 920.4 MB in the end (delta: 35.6 MB). Peak memory consumption was 35.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:16:43,342 INFO L168 Benchmark]: Boogie Procedure Inliner took 277.35 ms. Allocated memory is still 1.0 GB. Free memory was 920.4 MB in the beginning and 914.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:16:43,347 INFO L168 Benchmark]: Boogie Preprocessor took 249.46 ms. Allocated memory is still 1.0 GB. Free memory was 914.6 MB in the beginning and 903.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:16:43,357 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.57 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 3769.71 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 920.4 MB in the end (delta: 35.6 MB). Peak memory consumption was 35.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 277.35 ms. Allocated memory is still 1.0 GB. Free memory was 920.4 MB in the beginning and 914.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 249.46 ms. Allocated memory is still 1.0 GB. Free memory was 914.6 MB in the beginning and 903.2 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...