./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 32f26835 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 0.1.24-32f2683 [2019-11-24 21:22:21,058 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:22:21,064 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:22:21,097 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:22:21,099 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:22:21,102 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:22:21,108 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:22:21,125 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:22:21,129 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:22:21,135 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:22:21,137 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:22:21,143 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:22:21,144 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:22:21,151 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:22:21,155 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:22:21,160 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:22:21,161 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:22:21,166 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:22:21,175 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:22:21,181 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:22:21,189 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:22:21,195 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:22:21,198 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:22:21,204 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:22:21,211 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:22:21,212 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:22:21,214 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:22:21,216 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:22:21,219 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:22:21,220 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:22:21,221 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:22:21,222 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:22:21,225 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:22:21,227 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:22:21,231 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:22:21,232 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:22:21,235 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:22:21,236 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:22:21,236 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:22:21,239 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:22:21,244 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:22:21,245 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 21:22:21,286 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:22:21,286 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:22:21,292 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:22:21,293 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:22:21,293 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:22:21,293 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:22:21,296 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:22:21,296 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 21:22:21,297 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:22:21,297 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:22:21,298 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:22:21,299 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:22:21,299 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:22:21,301 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:22:21,301 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:22:21,302 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:22:21,302 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:22:21,304 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:22:21,304 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:22:21,305 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:22:21,305 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:22:21,307 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:22:21,307 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:22:21,308 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:22:21,308 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:22:21,310 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:22:21,310 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 21:22:21,310 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 21:22:21,311 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:22:21,311 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 [2019-11-24 21:22:21,875 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:22:21,903 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:22:21,912 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:22:21,914 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:22:21,917 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:22:21,918 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.1.ufo.BOUNDED-8.pals.c.v+nlh-reducer.c [2019-11-24 21:22:22,081 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c9f27466c/3e1b78ad634e45ae9b0574f132b7ccd7/FLAG62a38984b [2019-11-24 21:22:23,358 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:22:23,362 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.1.ufo.BOUNDED-8.pals.c.v+nlh-reducer.c [2019-11-24 21:22:23,399 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c9f27466c/3e1b78ad634e45ae9b0574f132b7ccd7/FLAG62a38984b [2019-11-24 21:22:23,765 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c9f27466c/3e1b78ad634e45ae9b0574f132b7ccd7 [2019-11-24 21:22:23,773 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:22:23,780 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:22:23,785 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:22:23,787 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:22:23,795 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:22:23,797 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:22:23" (1/1) ... [2019-11-24 21:22:23,806 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b4f2291 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:23, skipping insertion in model container [2019-11-24 21:22:23,806 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:22:23" (1/1) ... [2019-11-24 21:22:23,830 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:22:24,048 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:22:26,071 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:22:26,110 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:22:27,069 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:22:27,123 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:22:27,126 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:27 WrapperNode [2019-11-24 21:22:27,127 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:22:27,132 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:22:27,132 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:22:27,132 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:22:27,155 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:27" (1/1) ... [2019-11-24 21:22:27,223 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:27" (1/1) ... [2019-11-24 21:22:27,408 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:22:27,409 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:22:27,409 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:22:27,409 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:22:27,432 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:27" (1/1) ... [2019-11-24 21:22:27,443 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:27" (1/1) ... [2019-11-24 21:22:27,459 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:27" (1/1) ... [2019-11-24 21:22:27,460 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:27" (1/1) ... [2019-11-24 21:22:27,534 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:27" (1/1) ... [2019-11-24 21:22:27,603 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:27" (1/1) ... [2019-11-24 21:22:27,625 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:27" (1/1) ... [2019-11-24 21:22:27,653 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:22:27,665 INFO L168 Benchmark]: Toolchain (without parser) took 3881.86 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 944.0 MB in the end (delta: 13.4 MB). Peak memory consumption was 13.5 MB. Max. memory is 12.5 GB. [2019-11-24 21:22:27,666 INFO L168 Benchmark]: CDTParser took 2.00 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. [2019-11-24 21:22:27,670 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3342.65 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 957.4 MB in the beginning and 961.2 MB in the end (delta: -3.8 MB). Peak memory consumption was 33.5 MB. Max. memory is 12.5 GB. [2019-11-24 21:22:27,674 INFO L168 Benchmark]: Boogie Procedure Inliner took 276.95 ms. Allocated memory is still 1.0 GB. Free memory was 961.2 MB in the beginning and 949.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 21:22:27,677 INFO L168 Benchmark]: Boogie Preprocessor took 246.67 ms. Allocated memory is still 1.0 GB. Free memory was 949.7 MB in the beginning and 944.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:22:27,688 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.00 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 3342.65 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 957.4 MB in the beginning and 961.2 MB in the end (delta: -3.8 MB). Peak memory consumption was 33.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 276.95 ms. Allocated memory is still 1.0 GB. Free memory was 961.2 MB in the beginning and 949.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 246.67 ms. Allocated memory is still 1.0 GB. Free memory was 949.7 MB in the beginning and 944.0 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 0.1.24-32f2683 [2019-11-24 21:22:31,633 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:22:31,639 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:22:31,676 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:22:31,677 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:22:31,679 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:22:31,685 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:22:31,702 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:22:31,704 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:22:31,711 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:22:31,716 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:22:31,718 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:22:31,722 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:22:31,726 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:22:31,731 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:22:31,737 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:22:31,739 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:22:31,744 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:22:31,750 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:22:31,759 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:22:31,768 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:22:31,775 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:22:31,780 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:22:31,783 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:22:31,791 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:22:31,794 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:22:31,794 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:22:31,797 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:22:31,797 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:22:31,800 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:22:31,802 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:22:31,803 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:22:31,805 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:22:31,810 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:22:31,812 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:22:31,815 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:22:31,816 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:22:31,817 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:22:31,817 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:22:31,821 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:22:31,823 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:22:31,825 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 21:22:31,866 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:22:31,868 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:22:31,873 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:22:31,874 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:22:31,874 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:22:31,876 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:22:31,876 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:22:31,876 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:22:31,879 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:22:31,879 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:22:31,880 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:22:31,881 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:22:31,881 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:22:31,882 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 21:22:31,885 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 21:22:31,885 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:22:31,885 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:22:31,886 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:22:31,886 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:22:31,886 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:22:31,887 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:22:31,887 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:22:31,887 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:22:31,888 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:22:31,890 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:22:31,890 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:22:31,891 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:22:31,891 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 21:22:31,891 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 21:22:31,891 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:22:31,894 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 21:22:31,894 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 [2019-11-24 21:22:32,503 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:22:32,531 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:22:32,537 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:22:32,540 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:22:32,546 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:22:32,547 INFO L428 ainManager$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 [2019-11-24 21:22:32,697 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c00130d6e/9ecd596f8e5444a9b50bebcbc3fbffb6/FLAGa8dfdf9dd [2019-11-24 21:22:33,981 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:22:33,982 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 [2019-11-24 21:22:34,025 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c00130d6e/9ecd596f8e5444a9b50bebcbc3fbffb6/FLAGa8dfdf9dd [2019-11-24 21:22:34,060 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c00130d6e/9ecd596f8e5444a9b50bebcbc3fbffb6 [2019-11-24 21:22:34,067 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:22:34,071 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:22:34,077 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:22:34,077 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:22:34,086 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:22:34,088 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:22:34" (1/1) ... [2019-11-24 21:22:34,095 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b1bd386 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:34, skipping insertion in model container [2019-11-24 21:22:34,102 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:22:34" (1/1) ... [2019-11-24 21:22:34,123 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:22:34,335 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:22:36,789 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:22:36,830 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:22:38,077 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:22:38,138 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:22:38,141 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:38 WrapperNode [2019-11-24 21:22:38,142 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:22:38,147 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:22:38,148 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:22:38,150 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:22:38,174 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:38" (1/1) ... [2019-11-24 21:22:38,273 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:38" (1/1) ... [2019-11-24 21:22:38,439 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:22:38,442 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:22:38,442 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:22:38,443 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:22:38,463 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:38" (1/1) ... [2019-11-24 21:22:38,467 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:38" (1/1) ... [2019-11-24 21:22:38,489 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:38" (1/1) ... [2019-11-24 21:22:38,492 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:38" (1/1) ... [2019-11-24 21:22:38,579 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:38" (1/1) ... [2019-11-24 21:22:38,638 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:38" (1/1) ... [2019-11-24 21:22:38,666 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:38" (1/1) ... [2019-11-24 21:22:38,697 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:22:38,705 INFO L168 Benchmark]: Toolchain (without parser) took 4628.47 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 903.1 MB in the end (delta: 58.6 MB). Peak memory consumption was 58.6 MB. Max. memory is 12.5 GB. [2019-11-24 21:22:38,706 INFO L168 Benchmark]: CDTParser took 0.34 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. [2019-11-24 21:22:38,711 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4065.84 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. [2019-11-24 21:22:38,714 INFO L168 Benchmark]: Boogie Procedure Inliner took 294.27 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. [2019-11-24 21:22:38,716 INFO L168 Benchmark]: Boogie Preprocessor took 255.15 ms. Allocated memory is still 1.0 GB. Free memory was 914.6 MB in the beginning and 903.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 21:22:38,727 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 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 4065.84 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 294.27 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 255.15 ms. Allocated memory is still 1.0 GB. Free memory was 914.6 MB in the beginning and 903.1 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...