./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.4.ufo.UNBOUNDED.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.4.4.ufo.UNBOUNDED.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 3d667dcf0148613e5fe76d077a4c6ea49e7fa5d8 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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.4.4.ufo.UNBOUNDED.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 3d667dcf0148613e5fe76d077a4c6ea49e7fa5d8 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 10:07:04,138 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:07:04,143 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:07:04,172 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:07:04,174 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:07:04,187 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:07:04,189 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:07:04,206 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:07:04,208 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:07:04,215 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:07:04,216 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:07:04,220 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:07:04,220 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:07:04,227 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:07:04,231 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:07:04,236 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:07:04,237 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:07:04,242 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:07:04,248 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:07:04,256 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:07:04,263 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:07:04,267 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:07:04,270 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:07:04,273 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:07:04,281 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:07:04,283 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:07:04,283 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:07:04,286 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:07:04,288 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:07:04,289 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:07:04,292 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:07:04,293 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:07:04,294 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:07:04,298 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:07:04,299 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:07:04,300 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:07:04,302 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:07:04,303 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:07:04,303 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:07:04,306 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:07:04,309 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:07:04,312 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 10:07:04,349 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:07:04,350 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:07:04,354 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:07:04,357 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:07:04,357 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:07:04,358 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:07:04,358 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:07:04,358 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 10:07:04,358 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:07:04,359 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:07:04,360 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:07:04,362 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:07:04,362 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:07:04,363 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:07:04,363 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:07:04,363 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:07:04,365 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:07:04,365 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:07:04,365 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:07:04,366 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:07:04,367 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:07:04,367 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:07:04,367 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:07:04,369 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:07:04,369 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:07:04,369 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 10:07:04,370 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 10:07:04,371 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:07:04,371 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 -> 3d667dcf0148613e5fe76d077a4c6ea49e7fa5d8 [2019-11-27 10:07:04,887 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:07:04,914 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:07:04,922 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:07:04,925 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:07:04,929 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:07:04,930 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.4.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-27 10:07:05,085 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/47cebaf2b/97c24137417046c28e5d5bba6b4ffc91/FLAGadf8f2f4b [2019-11-27 10:07:06,318 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:07:06,324 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.4.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-27 10:07:06,359 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/47cebaf2b/97c24137417046c28e5d5bba6b4ffc91/FLAGadf8f2f4b [2019-11-27 10:07:06,397 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/47cebaf2b/97c24137417046c28e5d5bba6b4ffc91 [2019-11-27 10:07:06,403 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:07:06,408 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:07:06,412 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:07:06,414 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:07:06,421 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:07:06,424 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:07:06" (1/1) ... [2019-11-27 10:07:06,432 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44395090 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:06, skipping insertion in model container [2019-11-27 10:07:06,433 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:07:06" (1/1) ... [2019-11-27 10:07:06,443 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:07:06,584 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:07:07,686 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:07:07,729 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:07:08,291 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:07:08,352 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:07:08,353 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:08 WrapperNode [2019-11-27 10:07:08,354 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:07:08,355 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:07:08,357 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:07:08,357 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:07:08,379 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:08" (1/1) ... [2019-11-27 10:07:08,437 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:08" (1/1) ... [2019-11-27 10:07:08,597 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:07:08,602 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:07:08,602 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:07:08,603 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:07:08,624 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:08" (1/1) ... [2019-11-27 10:07:08,628 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:08" (1/1) ... [2019-11-27 10:07:08,642 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:08" (1/1) ... [2019-11-27 10:07:08,643 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:08" (1/1) ... [2019-11-27 10:07:08,692 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:08" (1/1) ... [2019-11-27 10:07:08,734 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:08" (1/1) ... [2019-11-27 10:07:08,744 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:08" (1/1) ... [2019-11-27 10:07:08,770 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:07:08,786 INFO L168 Benchmark]: Toolchain (without parser) took 2365.78 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 956.4 MB in the end (delta: 5.3 MB). Peak memory consumption was 5.3 MB. Max. memory is 12.5 GB. [2019-11-27 10:07:08,787 INFO L168 Benchmark]: CDTParser took 0.37 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 10:07:08,788 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1941.98 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 967.9 MB in the end (delta: -6.2 MB). Peak memory consumption was 26.8 MB. Max. memory is 12.5 GB. [2019-11-27 10:07:08,790 INFO L168 Benchmark]: Boogie Procedure Inliner took 246.90 ms. Allocated memory is still 1.0 GB. Free memory was 967.9 MB in the beginning and 962.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:07:08,793 INFO L168 Benchmark]: Boogie Preprocessor took 168.42 ms. Allocated memory is still 1.0 GB. Free memory was 962.1 MB in the beginning and 956.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:07:08,805 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 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1941.98 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 967.9 MB in the end (delta: -6.2 MB). Peak memory consumption was 26.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 246.90 ms. Allocated memory is still 1.0 GB. Free memory was 967.9 MB in the beginning and 962.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 168.42 ms. Allocated memory is still 1.0 GB. Free memory was 962.1 MB in the beginning and 956.4 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 10:07:12,781 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:07:12,787 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:07:12,821 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:07:12,825 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:07:12,828 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:07:12,833 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:07:12,849 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:07:12,852 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:07:12,858 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:07:12,862 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:07:12,865 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:07:12,867 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:07:12,871 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:07:12,875 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:07:12,878 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:07:12,884 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:07:12,887 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:07:12,892 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:07:12,901 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:07:12,907 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:07:12,915 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:07:12,918 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:07:12,924 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:07:12,931 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:07:12,932 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:07:12,934 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:07:12,936 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:07:12,937 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:07:12,940 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:07:12,941 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:07:12,945 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:07:12,946 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:07:12,950 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:07:12,952 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:07:12,953 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:07:12,955 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:07:12,956 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:07:12,958 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:07:12,959 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:07:12,962 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:07:12,963 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 10:07:13,005 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:07:13,008 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:07:13,011 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:07:13,012 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:07:13,012 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:07:13,012 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:07:13,015 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:07:13,015 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:07:13,015 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:07:13,016 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:07:13,017 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:07:13,018 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:07:13,018 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 10:07:13,020 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 10:07:13,020 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:07:13,020 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:07:13,021 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:07:13,021 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:07:13,021 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:07:13,022 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:07:13,025 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:07:13,025 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:07:13,025 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:07:13,026 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:07:13,026 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:07:13,026 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:07:13,027 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 10:07:13,027 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 10:07:13,027 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:07:13,030 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 10:07:13,031 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 -> 3d667dcf0148613e5fe76d077a4c6ea49e7fa5d8 [2019-11-27 10:07:13,525 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:07:13,552 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:07:13,561 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:07:13,563 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:07:13,566 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:07:13,568 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.4.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-27 10:07:13,724 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/694b01cb1/1c3f7a02f43c41acb64c8c08f76be599/FLAG71af8f65b [2019-11-27 10:07:14,950 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:07:14,953 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.4.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-27 10:07:14,988 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/694b01cb1/1c3f7a02f43c41acb64c8c08f76be599/FLAG71af8f65b [2019-11-27 10:07:15,023 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/694b01cb1/1c3f7a02f43c41acb64c8c08f76be599 [2019-11-27 10:07:15,029 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:07:15,031 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:07:15,042 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:07:15,043 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:07:15,053 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:07:15,054 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:07:15" (1/1) ... [2019-11-27 10:07:15,060 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44395090 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:15, skipping insertion in model container [2019-11-27 10:07:15,061 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:07:15" (1/1) ... [2019-11-27 10:07:15,080 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:07:15,213 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:07:16,385 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:07:16,428 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:07:16,958 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:07:17,016 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:07:17,017 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:17 WrapperNode [2019-11-27 10:07:17,018 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:07:17,019 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:07:17,022 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:07:17,022 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:07:17,046 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:17" (1/1) ... [2019-11-27 10:07:17,112 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:17" (1/1) ... [2019-11-27 10:07:17,246 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:07:17,247 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:07:17,249 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:07:17,249 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:07:17,270 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:17" (1/1) ... [2019-11-27 10:07:17,272 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:17" (1/1) ... [2019-11-27 10:07:17,296 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:17" (1/1) ... [2019-11-27 10:07:17,297 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:17" (1/1) ... [2019-11-27 10:07:17,356 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:17" (1/1) ... [2019-11-27 10:07:17,391 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:17" (1/1) ... [2019-11-27 10:07:17,406 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:07:17" (1/1) ... [2019-11-27 10:07:17,438 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:07:17,442 INFO L168 Benchmark]: Toolchain (without parser) took 2410.50 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 945.3 MB in the end (delta: 17.8 MB). Peak memory consumption was 17.9 MB. Max. memory is 12.5 GB. [2019-11-27 10:07:17,445 INFO L168 Benchmark]: CDTParser took 0.43 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 10:07:17,448 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1975.92 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 956.8 MB in the end (delta: 6.3 MB). Peak memory consumption was 26.4 MB. Max. memory is 12.5 GB. [2019-11-27 10:07:17,451 INFO L168 Benchmark]: Boogie Procedure Inliner took 228.11 ms. Allocated memory is still 1.0 GB. Free memory was 956.8 MB in the beginning and 951.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:07:17,454 INFO L168 Benchmark]: Boogie Preprocessor took 191.55 ms. Allocated memory is still 1.0 GB. Free memory was 951.0 MB in the beginning and 945.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:07:17,468 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43 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 1975.92 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 956.8 MB in the end (delta: 6.3 MB). Peak memory consumption was 26.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 228.11 ms. Allocated memory is still 1.0 GB. Free memory was 956.8 MB in the beginning and 951.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 191.55 ms. Allocated memory is still 1.0 GB. Free memory was 951.0 MB in the beginning and 945.3 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...