./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 da95e156 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-da95e15 [2019-11-27 10:04:27,086 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:04:27,092 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:04:27,136 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:04:27,138 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:04:27,140 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:04:27,146 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:04:27,161 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:04:27,166 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:04:27,173 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:04:27,175 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:04:27,180 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:04:27,183 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:04:27,188 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:04:27,192 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:04:27,196 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:04:27,200 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:04:27,206 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:04:27,209 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:04:27,221 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:04:27,227 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:04:27,233 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:04:27,235 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:04:27,242 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:04:27,247 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:04:27,250 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:04:27,250 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:04:27,252 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:04:27,253 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:04:27,256 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:04:27,258 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:04:27,259 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:04:27,261 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:04:27,264 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:04:27,266 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:04:27,270 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:04:27,271 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:04:27,272 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:04:27,272 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:04:27,275 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:04:27,278 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:04:27,279 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 10:04:27,317 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:04:27,321 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:04:27,323 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:04:27,324 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:04:27,326 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:04:27,326 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:04:27,326 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:04:27,327 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 10:04:27,327 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:04:27,329 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:04:27,330 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:04:27,331 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:04:27,331 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:04:27,331 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:04:27,334 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:04:27,334 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:04:27,334 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:04:27,335 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:04:27,335 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:04:27,335 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:04:27,336 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:04:27,336 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:04:27,338 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:04:27,338 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:04:27,338 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:04:27,339 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 10:04:27,339 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 10:04:27,339 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:04:27,341 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 10:04:27,872 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:04:27,900 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:04:27,904 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:04:27,909 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:04:27,911 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:04:27,912 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.5.2.ufo.BOUNDED-10.pals.c.v+cfa-reducer.c [2019-11-27 10:04:28,068 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/95d6ca461/58269e32d9754969ac6a14b879a89ed9/FLAG35e87e182 [2019-11-27 10:04:29,416 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:04:29,417 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.5.2.ufo.BOUNDED-10.pals.c.v+cfa-reducer.c [2019-11-27 10:04:29,460 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/95d6ca461/58269e32d9754969ac6a14b879a89ed9/FLAG35e87e182 [2019-11-27 10:04:29,782 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/95d6ca461/58269e32d9754969ac6a14b879a89ed9 [2019-11-27 10:04:29,801 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:04:29,807 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:04:29,809 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:04:29,811 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:04:29,818 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:04:29,823 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:04:29" (1/1) ... [2019-11-27 10:04:29,830 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f1affec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:29, skipping insertion in model container [2019-11-27 10:04:29,830 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:04:29" (1/1) ... [2019-11-27 10:04:29,852 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:04:30,028 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:04:31,628 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:04:31,671 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:04:32,166 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:04:32,230 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:04:32,231 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:32 WrapperNode [2019-11-27 10:04:32,235 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:04:32,236 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:04:32,237 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:04:32,237 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:04:32,259 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:32" (1/1) ... [2019-11-27 10:04:32,325 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:32" (1/1) ... [2019-11-27 10:04:32,486 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:04:32,488 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:04:32,490 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:04:32,490 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:04:32,510 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:32" (1/1) ... [2019-11-27 10:04:32,513 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:32" (1/1) ... [2019-11-27 10:04:32,532 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:32" (1/1) ... [2019-11-27 10:04:32,533 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:32" (1/1) ... [2019-11-27 10:04:32,608 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:32" (1/1) ... [2019-11-27 10:04:32,671 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:32" (1/1) ... [2019-11-27 10:04:32,688 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:32" (1/1) ... [2019-11-27 10:04:32,715 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:04:32,724 INFO L168 Benchmark]: Toolchain (without parser) took 2914.72 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 943.6 MB in the end (delta: 10.9 MB). Peak memory consumption was 11.0 MB. Max. memory is 12.5 GB. [2019-11-27 10:04:32,725 INFO L168 Benchmark]: CDTParser took 1.42 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 10:04:32,728 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2426.53 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 960.8 MB in the end (delta: -6.3 MB). Peak memory consumption was 39.6 MB. Max. memory is 12.5 GB. [2019-11-27 10:04:32,732 INFO L168 Benchmark]: Boogie Procedure Inliner took 251.10 ms. Allocated memory is still 1.0 GB. Free memory was 960.8 MB in the beginning and 955.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:04:32,738 INFO L168 Benchmark]: Boogie Preprocessor took 227.86 ms. Allocated memory is still 1.0 GB. Free memory was 955.1 MB in the beginning and 943.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 10:04:32,746 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.42 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 2426.53 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 960.8 MB in the end (delta: -6.3 MB). Peak memory consumption was 39.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 251.10 ms. Allocated memory is still 1.0 GB. Free memory was 960.8 MB in the beginning and 955.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 227.86 ms. Allocated memory is still 1.0 GB. Free memory was 955.1 MB in the beginning and 943.6 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-da95e15 [2019-11-27 10:04:36,608 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:04:36,615 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:04:36,641 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:04:36,643 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:04:36,645 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:04:36,648 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:04:36,671 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:04:36,674 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:04:36,680 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:04:36,685 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:04:36,688 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:04:36,689 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:04:36,694 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:04:36,699 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:04:36,702 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:04:36,709 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:04:36,712 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:04:36,717 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:04:36,725 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:04:36,732 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:04:36,737 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:04:36,743 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:04:36,745 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:04:36,754 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:04:36,755 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:04:36,755 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:04:36,759 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:04:36,760 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:04:36,764 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:04:36,764 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:04:36,765 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:04:36,766 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:04:36,769 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:04:36,773 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:04:36,775 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:04:36,776 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:04:36,778 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:04:36,778 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:04:36,783 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:04:36,785 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:04:36,788 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 10:04:36,828 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:04:36,828 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:04:36,831 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:04:36,834 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:04:36,834 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:04:36,835 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:04:36,837 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:04:36,837 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:04:36,837 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:04:36,838 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:04:36,839 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:04:36,839 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:04:36,842 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 10:04:36,842 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 10:04:36,843 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:04:36,843 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:04:36,843 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:04:36,844 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:04:36,844 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:04:36,847 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:04:36,847 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:04:36,847 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:04:36,848 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:04:36,848 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:04:36,848 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:04:36,849 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:04:36,849 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 10:04:36,852 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 10:04:36,852 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:04:36,852 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 10:04:36,854 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 10:04:37,445 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:04:37,479 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:04:37,483 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:04:37,488 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:04:37,491 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:04:37,493 INFO L428 ainManager$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 10:04:37,651 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/af1e2db16/b138e7adc94f4b42b6527e7b018a8d5d/FLAG858943915 [2019-11-27 10:04:39,007 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:04:39,008 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 10:04:39,046 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/af1e2db16/b138e7adc94f4b42b6527e7b018a8d5d/FLAG858943915 [2019-11-27 10:04:39,311 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/af1e2db16/b138e7adc94f4b42b6527e7b018a8d5d [2019-11-27 10:04:39,325 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:04:39,331 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:04:39,333 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:04:39,335 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:04:39,342 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:04:39,345 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:04:39" (1/1) ... [2019-11-27 10:04:39,354 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@281e5afc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:39, skipping insertion in model container [2019-11-27 10:04:39,355 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:04:39" (1/1) ... [2019-11-27 10:04:39,375 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:04:39,563 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:04:41,253 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:04:41,289 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:04:42,163 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:04:42,240 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:04:42,241 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:42 WrapperNode [2019-11-27 10:04:42,241 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:04:42,253 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:04:42,254 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:04:42,254 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:04:42,277 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:42" (1/1) ... [2019-11-27 10:04:42,380 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:42" (1/1) ... [2019-11-27 10:04:42,558 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:04:42,559 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:04:42,559 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:04:42,559 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:04:42,583 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:42" (1/1) ... [2019-11-27 10:04:42,585 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:42" (1/1) ... [2019-11-27 10:04:42,607 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:42" (1/1) ... [2019-11-27 10:04:42,608 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:42" (1/1) ... [2019-11-27 10:04:42,697 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:42" (1/1) ... [2019-11-27 10:04:42,773 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:42" (1/1) ... [2019-11-27 10:04:42,801 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:42" (1/1) ... [2019-11-27 10:04:42,839 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:04:42,846 INFO L168 Benchmark]: Toolchain (without parser) took 3514.43 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 926.9 MB in the end (delta: 34.8 MB). Peak memory consumption was 34.9 MB. Max. memory is 12.5 GB. [2019-11-27 10:04:42,847 INFO L168 Benchmark]: CDTParser took 2.47 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:04:42,851 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2908.61 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 944.1 MB in the end (delta: 17.6 MB). Peak memory consumption was 33.4 MB. Max. memory is 12.5 GB. [2019-11-27 10:04:42,855 INFO L168 Benchmark]: Boogie Procedure Inliner took 305.47 ms. Allocated memory is still 1.0 GB. Free memory was 944.1 MB in the beginning and 938.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:04:42,857 INFO L168 Benchmark]: Boogie Preprocessor took 280.12 ms. Allocated memory is still 1.0 GB. Free memory was 938.3 MB in the beginning and 926.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 10:04:42,869 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.47 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 2908.61 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 944.1 MB in the end (delta: 17.6 MB). Peak memory consumption was 33.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 305.47 ms. Allocated memory is still 1.0 GB. Free memory was 944.1 MB in the beginning and 938.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 280.12 ms. Allocated memory is still 1.0 GB. Free memory was 938.3 MB in the beginning and 926.9 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...