./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.1.ufo.BOUNDED-6.pals.c.v+nlh-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.3.1.ufo.BOUNDED-6.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 b28c9dce0b9c341b35094b95a0372356206431ca ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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.3.1.ufo.BOUNDED-6.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 b28c9dce0b9c341b35094b95a0372356206431ca ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 10:06:30,541 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:06:30,546 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:06:30,577 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:06:30,579 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:06:30,582 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:06:30,584 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:06:30,610 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:06:30,614 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:06:30,619 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:06:30,624 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:06:30,629 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:06:30,631 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:06:30,637 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:06:30,643 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:06:30,646 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:06:30,649 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:06:30,656 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:06:30,663 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:06:30,672 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:06:30,679 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:06:30,685 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:06:30,687 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:06:30,694 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:06:30,701 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:06:30,705 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:06:30,705 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:06:30,708 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:06:30,709 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:06:30,710 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:06:30,713 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:06:30,714 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:06:30,715 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:06:30,719 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:06:30,725 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:06:30,725 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:06:30,727 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:06:30,729 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:06:30,730 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:06:30,732 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:06:30,734 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:06:30,737 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 10:06:30,781 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:06:30,782 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:06:30,788 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:06:30,789 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:06:30,789 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:06:30,789 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:06:30,793 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:06:30,793 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 10:06:30,794 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:06:30,794 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:06:30,795 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:06:30,796 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:06:30,796 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:06:30,797 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:06:30,797 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:06:30,797 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:06:30,798 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:06:30,799 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:06:30,800 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:06:30,800 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:06:30,800 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:06:30,802 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:06:30,802 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:06:30,803 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:06:30,803 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:06:30,805 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 10:06:30,805 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 10:06:30,805 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:06:30,806 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 -> b28c9dce0b9c341b35094b95a0372356206431ca [2019-11-27 10:06:31,411 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:06:31,448 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:06:31,459 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:06:31,461 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:06:31,461 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:06:31,463 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.1.ufo.BOUNDED-6.pals.c.v+nlh-reducer.c [2019-11-27 10:06:31,647 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/72244a18e/882f2c8edb974368bdddeb02825f64b8/FLAGf3c5f2209 [2019-11-27 10:06:32,919 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:06:32,921 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.1.ufo.BOUNDED-6.pals.c.v+nlh-reducer.c [2019-11-27 10:06:32,979 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/72244a18e/882f2c8edb974368bdddeb02825f64b8/FLAGf3c5f2209 [2019-11-27 10:06:33,018 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/72244a18e/882f2c8edb974368bdddeb02825f64b8 [2019-11-27 10:06:33,027 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:06:33,029 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:06:33,035 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:06:33,038 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:06:33,047 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:06:33,048 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:06:33" (1/1) ... [2019-11-27 10:06:33,057 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@766a10f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:33, skipping insertion in model container [2019-11-27 10:06:33,057 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:06:33" (1/1) ... [2019-11-27 10:06:33,068 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:06:33,228 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:06:34,343 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:06:34,369 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:06:34,730 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:06:34,780 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:06:34,782 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:34 WrapperNode [2019-11-27 10:06:34,783 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:06:34,787 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:06:34,787 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:06:34,787 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:06:34,807 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:34" (1/1) ... [2019-11-27 10:06:34,877 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:34" (1/1) ... [2019-11-27 10:06:35,031 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:06:35,033 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:06:35,035 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:06:35,035 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:06:35,060 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:34" (1/1) ... [2019-11-27 10:06:35,061 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:34" (1/1) ... [2019-11-27 10:06:35,078 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:34" (1/1) ... [2019-11-27 10:06:35,081 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:34" (1/1) ... [2019-11-27 10:06:35,132 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:34" (1/1) ... [2019-11-27 10:06:35,177 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:34" (1/1) ... [2019-11-27 10:06:35,192 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:34" (1/1) ... [2019-11-27 10:06:35,213 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:06:35,229 INFO L168 Benchmark]: Toolchain (without parser) took 2192.28 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 966.6 MB in the end (delta: -4.9 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:06:35,232 INFO L168 Benchmark]: CDTParser took 2.10 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 10:06:35,234 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1748.77 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 978.1 MB in the end (delta: -16.4 MB). Peak memory consumption was 26.6 MB. Max. memory is 12.5 GB. [2019-11-27 10:06:35,241 INFO L168 Benchmark]: Boogie Procedure Inliner took 245.97 ms. Allocated memory is still 1.0 GB. Free memory was 978.1 MB in the beginning and 972.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:06:35,242 INFO L168 Benchmark]: Boogie Preprocessor took 185.75 ms. Allocated memory is still 1.0 GB. Free memory was 972.4 MB in the beginning and 966.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:06:35,257 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.10 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 1748.77 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 978.1 MB in the end (delta: -16.4 MB). Peak memory consumption was 26.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 245.97 ms. Allocated memory is still 1.0 GB. Free memory was 978.1 MB in the beginning and 972.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 185.75 ms. Allocated memory is still 1.0 GB. Free memory was 972.4 MB in the beginning and 966.6 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 10:06:39,214 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:06:39,219 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:06:39,257 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:06:39,258 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:06:39,262 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:06:39,266 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:06:39,284 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:06:39,286 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:06:39,294 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:06:39,295 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:06:39,301 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:06:39,301 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:06:39,308 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:06:39,312 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:06:39,316 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:06:39,319 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:06:39,324 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:06:39,331 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:06:39,339 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:06:39,348 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:06:39,354 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:06:39,357 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:06:39,362 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:06:39,370 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:06:39,373 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:06:39,373 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:06:39,376 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:06:39,376 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:06:39,380 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:06:39,380 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:06:39,383 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:06:39,386 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:06:39,388 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:06:39,392 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:06:39,394 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:06:39,395 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:06:39,397 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:06:39,400 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:06:39,402 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:06:39,404 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:06:39,407 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 10:06:39,447 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:06:39,448 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:06:39,451 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:06:39,454 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:06:39,454 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:06:39,455 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:06:39,455 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:06:39,455 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:06:39,456 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:06:39,456 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:06:39,457 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:06:39,458 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:06:39,459 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 10:06:39,459 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 10:06:39,461 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:06:39,461 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:06:39,464 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:06:39,464 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:06:39,466 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:06:39,466 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:06:39,467 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:06:39,467 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:06:39,467 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:06:39,468 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:06:39,468 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:06:39,468 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:06:39,469 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 10:06:39,469 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 10:06:39,469 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:06:39,471 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 10:06:39,472 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 -> b28c9dce0b9c341b35094b95a0372356206431ca [2019-11-27 10:06:40,115 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:06:40,144 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:06:40,154 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:06:40,156 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:06:40,160 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:06:40,162 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.1.ufo.BOUNDED-6.pals.c.v+nlh-reducer.c [2019-11-27 10:06:40,315 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/47950d33f/aa9462c2a8904c109f8ab68c95880b70/FLAGe715b69df [2019-11-27 10:06:41,534 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:06:41,536 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.1.ufo.BOUNDED-6.pals.c.v+nlh-reducer.c [2019-11-27 10:06:41,573 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/47950d33f/aa9462c2a8904c109f8ab68c95880b70/FLAGe715b69df [2019-11-27 10:06:41,613 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/47950d33f/aa9462c2a8904c109f8ab68c95880b70 [2019-11-27 10:06:41,624 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:06:41,627 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:06:41,635 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:06:41,635 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:06:41,644 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:06:41,646 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:06:41" (1/1) ... [2019-11-27 10:06:41,655 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@218e5f0d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:41, skipping insertion in model container [2019-11-27 10:06:41,655 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:06:41" (1/1) ... [2019-11-27 10:06:41,674 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:06:41,815 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:06:43,102 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:06:43,132 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:06:43,907 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:06:43,950 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:06:43,955 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:43 WrapperNode [2019-11-27 10:06:43,956 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:06:43,957 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:06:43,960 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:06:43,960 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:06:43,981 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:43" (1/1) ... [2019-11-27 10:06:44,040 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:43" (1/1) ... [2019-11-27 10:06:44,166 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:06:44,167 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:06:44,167 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:06:44,168 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:06:44,191 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:43" (1/1) ... [2019-11-27 10:06:44,191 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:43" (1/1) ... [2019-11-27 10:06:44,214 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:43" (1/1) ... [2019-11-27 10:06:44,217 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:43" (1/1) ... [2019-11-27 10:06:44,278 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:43" (1/1) ... [2019-11-27 10:06:44,325 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:43" (1/1) ... [2019-11-27 10:06:44,341 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:43" (1/1) ... [2019-11-27 10:06:44,366 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:06:44,383 INFO L168 Benchmark]: Toolchain (without parser) took 2748.18 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 951.1 MB in the end (delta: 16.3 MB). Peak memory consumption was 16.4 MB. Max. memory is 12.5 GB. [2019-11-27 10:06:44,383 INFO L168 Benchmark]: CDTParser took 0.37 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 10:06:44,387 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2321.47 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 956.9 MB in the end (delta: 10.6 MB). Peak memory consumption was 26.4 MB. Max. memory is 12.5 GB. [2019-11-27 10:06:44,389 INFO L168 Benchmark]: Boogie Procedure Inliner took 209.97 ms. Allocated memory is still 1.0 GB. Free memory is still 956.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:06:44,397 INFO L168 Benchmark]: Boogie Preprocessor took 205.66 ms. Allocated memory is still 1.0 GB. Free memory is still 951.1 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:06:44,405 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37 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 2321.47 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 956.9 MB in the end (delta: 10.6 MB). Peak memory consumption was 26.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 209.97 ms. Allocated memory is still 1.0 GB. Free memory is still 956.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 205.66 ms. Allocated memory is still 1.0 GB. Free memory is still 951.1 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...