./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.5.4.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_opt-floodmax.5.4.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 d1e1d6a15ad51cd18813a716d32ee64374ab9139 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_opt-floodmax.5.4.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 d1e1d6a15ad51cd18813a716d32ee64374ab9139 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 10:07:17,066 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:07:17,072 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:07:17,094 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:07:17,095 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:07:17,099 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:07:17,101 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:07:17,114 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:07:17,120 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:07:17,125 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:07:17,126 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:07:17,129 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:07:17,130 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:07:17,135 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:07:17,136 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:07:17,137 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:07:17,140 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:07:17,141 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:07:17,144 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:07:17,150 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:07:17,157 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:07:17,161 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:07:17,163 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:07:17,167 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:07:17,171 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:07:17,171 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:07:17,171 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:07:17,173 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:07:17,173 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:07:17,176 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:07:17,176 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:07:17,177 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:07:17,177 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:07:17,179 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:07:17,182 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:07:17,182 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:07:17,183 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:07:17,185 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:07:17,185 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:07:17,186 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:07:17,190 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:07:17,191 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 10:07:17,218 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:07:17,218 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:07:17,223 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:07:17,223 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:07:17,223 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:07:17,224 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:07:17,224 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:07:17,224 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 10:07:17,224 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:07:17,224 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:07:17,227 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:07:17,228 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:07:17,228 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:07:17,228 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:07:17,229 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:07:17,229 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:07:17,229 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:07:17,229 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:07:17,229 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:07:17,230 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:07:17,230 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:07:17,230 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:07:17,232 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:07:17,232 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:07:17,232 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:07:17,232 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 10:07:17,233 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 10:07:17,233 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:07:17,233 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 -> d1e1d6a15ad51cd18813a716d32ee64374ab9139 [2019-11-27 10:07:17,661 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:07:17,681 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:07:17,687 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:07:17,691 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:07:17,694 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:07:17,695 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.5.4.ufo.BOUNDED-10.pals.c.v+cfa-reducer.c [2019-11-27 10:07:17,802 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/68e508a54/0dd3174dd3dd4734b8b658943df9ca11/FLAGf13bc890a [2019-11-27 10:07:18,798 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:07:18,800 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.5.4.ufo.BOUNDED-10.pals.c.v+cfa-reducer.c [2019-11-27 10:07:18,832 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/68e508a54/0dd3174dd3dd4734b8b658943df9ca11/FLAGf13bc890a [2019-11-27 10:07:19,320 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/68e508a54/0dd3174dd3dd4734b8b658943df9ca11 [2019-11-27 10:07:19,323 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:07:19,325 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:07:19,340 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:07:19,340 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:07:19,347 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:07:19,350 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:07:19" (1/1) ... [2019-11-27 10:07:19,355 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@182ffbb3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:19, skipping insertion in model container [2019-11-27 10:07:19,356 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:07:19" (1/1) ... [2019-11-27 10:07:19,371 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:07:19,497 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:07:20,561 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:07:20,591 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:07:21,142 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:07:21,196 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:07:21,200 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:21 WrapperNode [2019-11-27 10:07:21,201 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:07:21,203 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:07:21,205 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:07:21,205 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:07:21,219 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:21" (1/1) ... [2019-11-27 10:07:21,272 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:21" (1/1) ... [2019-11-27 10:07:21,398 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:07:21,400 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:07:21,400 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:07:21,400 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:07:21,416 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:21" (1/1) ... [2019-11-27 10:07:21,418 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:21" (1/1) ... [2019-11-27 10:07:21,443 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:21" (1/1) ... [2019-11-27 10:07:21,449 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:21" (1/1) ... [2019-11-27 10:07:21,509 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:21" (1/1) ... [2019-11-27 10:07:21,563 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:21" (1/1) ... [2019-11-27 10:07:21,585 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:21" (1/1) ... [2019-11-27 10:07:21,608 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:07:21,618 INFO L168 Benchmark]: Toolchain (without parser) took 2288.68 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 944.3 MB in the end (delta: 11.6 MB). Peak memory consumption was 11.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:07:21,619 INFO L168 Benchmark]: CDTParser took 0.35 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 10:07:21,620 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1862.29 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 961.5 MB in the end (delta: -5.6 MB). Peak memory consumption was 33.2 MB. Max. memory is 12.5 GB. [2019-11-27 10:07:21,623 INFO L168 Benchmark]: Boogie Procedure Inliner took 196.90 ms. Allocated memory is still 1.0 GB. Free memory was 961.5 MB in the beginning and 950.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 10:07:21,625 INFO L168 Benchmark]: Boogie Preprocessor took 211.76 ms. Allocated memory is still 1.0 GB. Free memory was 950.1 MB in the beginning and 944.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:07:21,634 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 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 1862.29 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 961.5 MB in the end (delta: -5.6 MB). Peak memory consumption was 33.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 196.90 ms. Allocated memory is still 1.0 GB. Free memory was 961.5 MB in the beginning and 950.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 211.76 ms. Allocated memory is still 1.0 GB. Free memory was 950.1 MB in the beginning and 944.3 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-da95e15 [2019-11-27 10:07:24,369 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:07:24,373 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:07:24,398 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:07:24,400 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:07:24,405 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:07:24,407 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:07:24,418 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:07:24,424 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:07:24,429 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:07:24,430 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:07:24,435 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:07:24,435 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:07:24,437 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:07:24,439 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:07:24,442 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:07:24,445 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:07:24,447 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:07:24,453 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:07:24,456 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:07:24,462 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:07:24,468 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:07:24,469 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:07:24,474 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:07:24,477 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:07:24,478 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:07:24,478 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:07:24,481 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:07:24,482 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:07:24,483 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:07:24,486 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:07:24,487 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:07:24,487 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:07:24,488 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:07:24,490 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:07:24,493 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:07:24,494 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:07:24,494 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:07:24,494 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:07:24,495 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:07:24,499 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:07:24,500 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 10:07:24,529 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:07:24,531 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:07:24,535 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:07:24,535 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:07:24,535 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:07:24,536 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:07:24,536 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:07:24,537 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:07:24,537 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:07:24,537 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:07:24,540 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:07:24,541 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:07:24,541 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 10:07:24,541 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 10:07:24,542 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:07:24,542 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:07:24,542 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:07:24,542 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:07:24,543 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:07:24,543 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:07:24,543 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:07:24,545 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:07:24,545 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:07:24,545 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:07:24,545 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:07:24,546 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:07:24,546 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 10:07:24,546 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 10:07:24,546 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:07:24,548 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 10:07:24,549 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 -> d1e1d6a15ad51cd18813a716d32ee64374ab9139 [2019-11-27 10:07:25,007 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:07:25,024 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:07:25,032 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:07:25,035 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:07:25,036 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:07:25,040 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.5.4.ufo.BOUNDED-10.pals.c.v+cfa-reducer.c [2019-11-27 10:07:25,143 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ade63c967/003eee09540e4e0ea2346b8da3a4b020/FLAGa5758bd3f [2019-11-27 10:07:26,115 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:07:26,117 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.5.4.ufo.BOUNDED-10.pals.c.v+cfa-reducer.c [2019-11-27 10:07:26,151 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ade63c967/003eee09540e4e0ea2346b8da3a4b020/FLAGa5758bd3f [2019-11-27 10:07:26,177 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ade63c967/003eee09540e4e0ea2346b8da3a4b020 [2019-11-27 10:07:26,184 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:07:26,186 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:07:26,190 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:07:26,190 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:07:26,196 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:07:26,197 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:07:26" (1/1) ... [2019-11-27 10:07:26,205 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ecb26ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:26, skipping insertion in model container [2019-11-27 10:07:26,206 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:07:26" (1/1) ... [2019-11-27 10:07:26,219 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:07:26,336 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:07:27,521 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:07:27,550 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:07:27,934 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:07:27,979 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:07:27,982 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:27 WrapperNode [2019-11-27 10:07:27,983 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:07:27,984 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:07:27,984 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:07:27,984 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:07:27,999 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:27" (1/1) ... [2019-11-27 10:07:28,070 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:27" (1/1) ... [2019-11-27 10:07:28,178 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:07:28,179 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:07:28,179 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:07:28,179 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:07:28,197 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:27" (1/1) ... [2019-11-27 10:07:28,197 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:27" (1/1) ... [2019-11-27 10:07:28,210 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:27" (1/1) ... [2019-11-27 10:07:28,211 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:27" (1/1) ... [2019-11-27 10:07:28,272 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:27" (1/1) ... [2019-11-27 10:07:28,311 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:27" (1/1) ... [2019-11-27 10:07:28,329 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:27" (1/1) ... [2019-11-27 10:07:28,351 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:07:28,357 INFO L168 Benchmark]: Toolchain (without parser) took 2167.49 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 916.0 MB in the end (delta: 40.0 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-27 10:07:28,358 INFO L168 Benchmark]: CDTParser took 0.31 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 10:07:28,362 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1793.35 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 938.9 MB in the end (delta: 17.1 MB). Peak memory consumption was 32.9 MB. Max. memory is 12.5 GB. [2019-11-27 10:07:28,364 INFO L168 Benchmark]: Boogie Procedure Inliner took 194.89 ms. Allocated memory is still 1.0 GB. Free memory was 933.1 MB in the beginning and 927.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:07:28,365 INFO L168 Benchmark]: Boogie Preprocessor took 172.10 ms. Allocated memory is still 1.0 GB. Free memory was 927.4 MB in the beginning and 916.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 10:07:28,371 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 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 1793.35 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 938.9 MB in the end (delta: 17.1 MB). Peak memory consumption was 32.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 194.89 ms. Allocated memory is still 1.0 GB. Free memory was 933.1 MB in the beginning and 927.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 172.10 ms. Allocated memory is still 1.0 GB. Free memory was 927.4 MB in the beginning and 916.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...