./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.4.ufo.BOUNDED-6.pals.c.v+nlh-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 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.3.4.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 5d95b8e7a8fedd65e6b8b86c7096e4359b05d81c ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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.3.4.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 5d95b8e7a8fedd65e6b8b86c7096e4359b05d81c .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 16:28:29,105 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:28:29,107 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:28:29,133 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:28:29,135 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:28:29,137 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:28:29,141 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:28:29,150 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:28:29,156 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:28:29,161 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:28:29,162 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:28:29,166 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:28:29,169 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:28:29,171 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:28:29,172 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:28:29,175 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:28:29,178 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:28:29,180 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:28:29,184 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:28:29,191 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:28:29,196 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:28:29,202 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:28:29,206 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:28:29,208 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:28:29,214 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:28:29,215 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:28:29,215 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:28:29,217 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:28:29,217 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:28:29,218 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:28:29,220 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:28:29,221 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:28:29,225 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:28:29,226 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:28:29,229 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:28:29,229 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:28:29,231 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:28:29,232 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:28:29,232 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:28:29,233 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:28:29,237 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:28:29,238 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:28:29,275 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:28:29,280 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:28:29,281 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:28:29,285 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:28:29,285 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:28:29,285 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:28:29,286 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:28:29,286 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:28:29,286 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:28:29,286 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:28:29,287 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:28:29,287 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:28:29,290 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:28:29,290 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:28:29,290 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:28:29,291 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:28:29,291 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:28:29,291 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:28:29,291 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:28:29,291 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:28:29,292 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:28:29,292 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:28:29,292 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:28:29,292 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:28:29,295 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:28:29,295 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:28:29,295 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:28:29,295 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:28:29,296 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 -> 5d95b8e7a8fedd65e6b8b86c7096e4359b05d81c [2019-11-27 16:28:29,749 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:28:29,765 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:28:29,771 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:28:29,772 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:28:29,774 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:28:29,777 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.4.ufo.BOUNDED-6.pals.c.v+nlh-reducer.c [2019-11-27 16:28:29,878 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/501ceb0ed/ecb82debfb8544159b9d4397a1d8e726/FLAG1fbc99af4 [2019-11-27 16:28:30,737 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:28:30,738 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.4.ufo.BOUNDED-6.pals.c.v+nlh-reducer.c [2019-11-27 16:28:30,764 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/501ceb0ed/ecb82debfb8544159b9d4397a1d8e726/FLAG1fbc99af4 [2019-11-27 16:28:30,901 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/501ceb0ed/ecb82debfb8544159b9d4397a1d8e726 [2019-11-27 16:28:30,908 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:28:30,909 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:28:30,917 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:28:30,918 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:28:30,920 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:28:30,921 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:28:30" (1/1) ... [2019-11-27 16:28:30,930 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7df2acde and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:30, skipping insertion in model container [2019-11-27 16:28:30,930 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:28:30" (1/1) ... [2019-11-27 16:28:30,942 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:28:31,035 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:28:31,844 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:28:31,865 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:28:32,377 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:28:32,414 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:28:32,415 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:32 WrapperNode [2019-11-27 16:28:32,417 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:28:32,418 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:28:32,418 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:28:32,419 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:28:32,434 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:32" (1/1) ... [2019-11-27 16:28:32,473 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:32" (1/1) ... [2019-11-27 16:28:32,584 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:28:32,588 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:28:32,592 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:28:32,592 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:28:32,606 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:32" (1/1) ... [2019-11-27 16:28:32,608 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:32" (1/1) ... [2019-11-27 16:28:32,615 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:32" (1/1) ... [2019-11-27 16:28:32,618 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:32" (1/1) ... [2019-11-27 16:28:32,655 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:32" (1/1) ... [2019-11-27 16:28:32,682 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:32" (1/1) ... [2019-11-27 16:28:32,694 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:32" (1/1) ... [2019-11-27 16:28:32,721 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:28:32,734 INFO L168 Benchmark]: Toolchain (without parser) took 1815.85 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 962.5 MB in the end (delta: 614.1 kB). Peak memory consumption was 679.6 kB. Max. memory is 12.5 GB. [2019-11-27 16:28:32,736 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 16:28:32,740 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1500.31 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 968.2 MB in the end (delta: -5.1 MB). Peak memory consumption was 27.9 MB. Max. memory is 12.5 GB. [2019-11-27 16:28:32,740 INFO L168 Benchmark]: Boogie Procedure Inliner took 169.85 ms. Allocated memory is still 1.0 GB. Free memory is still 968.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:28:32,742 INFO L168 Benchmark]: Boogie Preprocessor took 134.76 ms. Allocated memory is still 1.0 GB. Free memory was 968.2 MB in the beginning and 962.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:28:32,749 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 1500.31 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 968.2 MB in the end (delta: -5.1 MB). Peak memory consumption was 27.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 169.85 ms. Allocated memory is still 1.0 GB. Free memory is still 968.2 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 134.76 ms. Allocated memory is still 1.0 GB. Free memory was 968.2 MB in the beginning and 962.5 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 0.1.24-509859d [2019-11-27 16:28:35,418 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:28:35,420 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:28:35,445 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:28:35,445 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:28:35,447 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:28:35,451 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:28:35,463 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:28:35,469 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:28:35,474 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:28:35,475 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:28:35,480 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:28:35,480 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:28:35,483 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:28:35,485 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:28:35,488 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:28:35,491 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:28:35,493 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:28:35,495 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:28:35,502 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:28:35,503 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:28:35,511 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:28:35,512 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:28:35,514 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:28:35,520 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:28:35,521 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:28:35,521 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:28:35,524 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:28:35,525 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:28:35,527 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:28:35,528 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:28:35,532 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:28:35,534 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:28:35,535 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:28:35,541 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:28:35,541 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:28:35,542 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:28:35,542 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:28:35,543 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:28:35,543 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:28:35,546 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:28:35,547 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:28:35,577 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:28:35,577 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:28:35,584 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:28:35,584 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:28:35,584 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:28:35,585 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:28:35,585 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:28:35,585 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:28:35,585 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:28:35,586 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:28:35,587 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:28:35,587 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:28:35,587 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:28:35,587 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:28:35,588 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:28:35,590 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:28:35,590 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:28:35,590 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:28:35,590 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:28:35,591 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:28:35,591 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:28:35,591 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:28:35,591 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:28:35,591 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:28:35,592 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:28:35,592 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:28:35,593 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:28:35,593 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:28:35,593 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:28:35,596 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:28:35,597 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 -> 5d95b8e7a8fedd65e6b8b86c7096e4359b05d81c [2019-11-27 16:28:36,020 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:28:36,038 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:28:36,043 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:28:36,048 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:28:36,049 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:28:36,053 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.4.ufo.BOUNDED-6.pals.c.v+nlh-reducer.c [2019-11-27 16:28:36,135 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/34935165a/61ffd4b31d074c39929d0f79e021b12b/FLAG952dd8332 [2019-11-27 16:28:36,993 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:28:36,994 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.4.ufo.BOUNDED-6.pals.c.v+nlh-reducer.c [2019-11-27 16:28:37,017 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/34935165a/61ffd4b31d074c39929d0f79e021b12b/FLAG952dd8332 [2019-11-27 16:28:37,176 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/34935165a/61ffd4b31d074c39929d0f79e021b12b [2019-11-27 16:28:37,182 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:28:37,185 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:28:37,188 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:28:37,189 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:28:37,191 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:28:37,196 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:28:37" (1/1) ... [2019-11-27 16:28:37,202 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@45357075 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:37, skipping insertion in model container [2019-11-27 16:28:37,203 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:28:37" (1/1) ... [2019-11-27 16:28:37,217 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:28:37,316 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:28:38,197 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:28:38,220 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:28:38,761 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:28:38,799 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:28:38,800 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:38 WrapperNode [2019-11-27 16:28:38,800 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:28:38,801 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:28:38,802 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:28:38,802 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:28:38,816 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:38" (1/1) ... [2019-11-27 16:28:38,863 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:38" (1/1) ... [2019-11-27 16:28:38,975 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:28:38,976 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:28:38,977 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:28:38,977 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:28:38,997 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:38" (1/1) ... [2019-11-27 16:28:38,997 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:38" (1/1) ... [2019-11-27 16:28:39,011 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:38" (1/1) ... [2019-11-27 16:28:39,016 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:38" (1/1) ... [2019-11-27 16:28:39,060 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:38" (1/1) ... [2019-11-27 16:28:39,087 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:38" (1/1) ... [2019-11-27 16:28:39,100 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:38" (1/1) ... [2019-11-27 16:28:39,118 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:28:39,127 INFO L168 Benchmark]: Toolchain (without parser) took 1941.02 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 955.2 MB in the end (delta: 12.2 MB). Peak memory consumption was 12.3 MB. Max. memory is 12.5 GB. [2019-11-27 16:28:39,133 INFO L168 Benchmark]: CDTParser took 0.28 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 16:28:39,134 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1613.20 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 966.6 MB in the end (delta: 778.1 kB). Peak memory consumption was 26.6 MB. Max. memory is 12.5 GB. [2019-11-27 16:28:39,139 INFO L168 Benchmark]: Boogie Procedure Inliner took 174.16 ms. Allocated memory is still 1.0 GB. Free memory was 966.6 MB in the beginning and 960.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:28:39,141 INFO L168 Benchmark]: Boogie Preprocessor took 147.94 ms. Allocated memory is still 1.0 GB. Free memory was 960.9 MB in the beginning and 955.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:28:39,150 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 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 1613.20 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 966.6 MB in the end (delta: 778.1 kB). Peak memory consumption was 26.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 174.16 ms. Allocated memory is still 1.0 GB. Free memory was 966.6 MB in the beginning and 960.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 147.94 ms. Allocated memory is still 1.0 GB. Free memory was 960.9 MB in the beginning and 955.2 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...