./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.ufo.BOUNDED-8.pals.c.v+lhb-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_floodmax.4.ufo.BOUNDED-8.pals.c.v+lhb-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 7712d03bb1d6e809033e5cd6bdf490615643104f .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.ufo.BOUNDED-8.pals.c.v+lhb-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 7712d03bb1d6e809033e5cd6bdf490615643104f .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:26:10,372 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:26:10,375 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:26:10,401 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:26:10,403 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:26:10,406 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:26:10,413 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:26:10,440 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:26:10,445 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:26:10,449 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:26:10,453 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:26:10,457 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:26:10,460 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:26:10,464 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:26:10,468 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:26:10,470 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:26:10,477 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:26:10,479 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:26:10,482 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:26:10,491 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:26:10,499 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:26:10,507 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:26:10,509 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:26:10,513 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:26:10,522 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:26:10,523 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:26:10,523 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:26:10,529 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:26:10,530 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:26:10,533 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:26:10,533 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:26:10,534 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:26:10,536 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:26:10,540 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:26:10,543 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:26:10,546 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:26:10,547 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:26:10,548 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:26:10,551 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:26:10,553 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:26:10,555 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:26:10,556 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:26:10,597 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:26:10,600 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:26:10,603 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:26:10,606 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:26:10,607 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:26:10,607 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:26:10,607 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:26:10,608 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:26:10,608 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:26:10,608 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:26:10,612 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:26:10,612 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:26:10,613 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:26:10,613 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:26:10,614 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:26:10,614 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:26:10,614 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:26:10,615 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:26:10,616 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:26:10,616 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:26:10,619 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:26:10,619 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:26:10,620 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:26:10,620 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:26:10,620 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:26:10,621 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:26:10,621 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:26:10,624 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:26:10,624 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 -> 7712d03bb1d6e809033e5cd6bdf490615643104f [2019-11-27 16:26:11,202 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:26:11,230 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:26:11,239 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:26:11,242 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:26:11,244 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:26:11,245 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c [2019-11-27 16:26:11,401 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b56de2911/8b54d147c4884d81a277bcdad7acfce8/FLAG898a6c40f [2019-11-27 16:26:12,819 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:26:12,820 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c [2019-11-27 16:26:12,875 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b56de2911/8b54d147c4884d81a277bcdad7acfce8/FLAG898a6c40f [2019-11-27 16:26:12,913 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b56de2911/8b54d147c4884d81a277bcdad7acfce8 [2019-11-27 16:26:12,922 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:26:12,924 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:26:12,928 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:26:12,929 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:26:12,937 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:26:12,940 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:26:12" (1/1) ... [2019-11-27 16:26:12,947 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@683e04ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:12, skipping insertion in model container [2019-11-27 16:26:12,950 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:26:12" (1/1) ... [2019-11-27 16:26:12,963 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:26:13,274 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:26:16,136 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:26:16,174 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:26:18,059 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:26:18,118 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:26:18,122 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:18 WrapperNode [2019-11-27 16:26:18,123 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:26:18,124 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:26:18,126 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:26:18,126 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:26:18,148 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:18" (1/1) ... [2019-11-27 16:26:18,222 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:18" (1/1) ... [2019-11-27 16:26:18,418 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:26:18,422 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:26:18,422 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:26:18,423 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:26:18,446 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:18" (1/1) ... [2019-11-27 16:26:18,449 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:18" (1/1) ... [2019-11-27 16:26:18,471 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:18" (1/1) ... [2019-11-27 16:26:18,472 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:18" (1/1) ... [2019-11-27 16:26:18,568 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:18" (1/1) ... [2019-11-27 16:26:18,624 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:18" (1/1) ... [2019-11-27 16:26:18,657 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:18" (1/1) ... [2019-11-27 16:26:18,692 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:26:18,704 INFO L168 Benchmark]: Toolchain (without parser) took 5773.96 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 921.3 MB in the end (delta: 40.4 MB). Peak memory consumption was 40.4 MB. Max. memory is 12.5 GB. [2019-11-27 16:26:18,706 INFO L168 Benchmark]: CDTParser took 1.52 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 16:26:18,711 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5194.97 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 944.3 MB in the end (delta: 17.4 MB). Peak memory consumption was 39.0 MB. Max. memory is 12.5 GB. [2019-11-27 16:26:18,712 INFO L168 Benchmark]: Boogie Procedure Inliner took 297.88 ms. Allocated memory is still 1.0 GB. Free memory was 944.3 MB in the beginning and 932.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:26:18,716 INFO L168 Benchmark]: Boogie Preprocessor took 273.06 ms. Allocated memory is still 1.0 GB. Free memory was 932.8 MB in the beginning and 921.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:26:18,728 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.52 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 5194.97 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 944.3 MB in the end (delta: 17.4 MB). Peak memory consumption was 39.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 297.88 ms. Allocated memory is still 1.0 GB. Free memory was 944.3 MB in the beginning and 932.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 273.06 ms. Allocated memory is still 1.0 GB. Free memory was 932.8 MB in the beginning and 921.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 16:26:22,511 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:26:22,517 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:26:22,541 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:26:22,543 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:26:22,554 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:26:22,569 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:26:22,586 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:26:22,590 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:26:22,596 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:26:22,599 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:26:22,606 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:26:22,606 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:26:22,613 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:26:22,617 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:26:22,622 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:26:22,625 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:26:22,632 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:26:22,636 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:26:22,646 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:26:22,653 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:26:22,661 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:26:22,663 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:26:22,671 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:26:22,678 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:26:22,678 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:26:22,679 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:26:22,683 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:26:22,683 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:26:22,688 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:26:22,689 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:26:22,690 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:26:22,695 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:26:22,696 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:26:22,698 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:26:22,701 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:26:22,702 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:26:22,703 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:26:22,703 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:26:22,704 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:26:22,710 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:26:22,711 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:26:22,751 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:26:22,753 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:26:22,757 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:26:22,760 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:26:22,760 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:26:22,760 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:26:22,761 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:26:22,764 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:26:22,764 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:26:22,764 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:26:22,766 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:26:22,766 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:26:22,767 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:26:22,767 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:26:22,768 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:26:22,769 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:26:22,769 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:26:22,769 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:26:22,771 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:26:22,771 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:26:22,772 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:26:22,774 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:26:22,774 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:26:22,775 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:26:22,775 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:26:22,775 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:26:22,775 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:26:22,776 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:26:22,780 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:26:22,780 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:26:22,782 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 -> 7712d03bb1d6e809033e5cd6bdf490615643104f [2019-11-27 16:26:23,423 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:26:23,451 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:26:23,458 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:26:23,462 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:26:23,465 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:26:23,467 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c [2019-11-27 16:26:23,624 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/247f3b2a3/ff6ea94a509b47e393c9e0c9fd37abfd/FLAGbe7c98eb2 [2019-11-27 16:26:25,152 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:26:25,158 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c [2019-11-27 16:26:25,205 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/247f3b2a3/ff6ea94a509b47e393c9e0c9fd37abfd/FLAGbe7c98eb2 [2019-11-27 16:26:25,245 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/247f3b2a3/ff6ea94a509b47e393c9e0c9fd37abfd [2019-11-27 16:26:25,254 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:26:25,258 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:26:25,264 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:26:25,265 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:26:25,272 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:26:25,273 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:26:25" (1/1) ... [2019-11-27 16:26:25,281 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d9f348c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:25, skipping insertion in model container [2019-11-27 16:26:25,282 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:26:25" (1/1) ... [2019-11-27 16:26:25,301 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:26:25,631 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:26:28,945 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:26:28,982 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:26:31,861 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:26:31,919 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:26:31,923 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:31 WrapperNode [2019-11-27 16:26:31,924 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:26:31,925 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:26:31,928 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:26:31,928 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:26:31,951 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:31" (1/1) ... [2019-11-27 16:26:32,057 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:31" (1/1) ... [2019-11-27 16:26:32,241 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:26:32,243 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:26:32,243 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:26:32,245 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:26:32,268 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:31" (1/1) ... [2019-11-27 16:26:32,272 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:31" (1/1) ... [2019-11-27 16:26:32,295 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:31" (1/1) ... [2019-11-27 16:26:32,296 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:31" (1/1) ... [2019-11-27 16:26:32,399 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:31" (1/1) ... [2019-11-27 16:26:32,454 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:31" (1/1) ... [2019-11-27 16:26:32,486 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:31" (1/1) ... [2019-11-27 16:26:32,525 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:26:32,534 INFO L168 Benchmark]: Toolchain (without parser) took 7270.79 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 868.4 MB in the end (delta: 86.2 MB). Peak memory consumption was 86.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:26:32,535 INFO L168 Benchmark]: CDTParser took 4.12 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 16:26:32,539 INFO L168 Benchmark]: CACSL2BoogieTranslator took 6660.18 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 891.3 MB in the end (delta: 63.2 MB). Peak memory consumption was 63.3 MB. Max. memory is 12.5 GB. [2019-11-27 16:26:32,541 INFO L168 Benchmark]: Boogie Procedure Inliner took 317.69 ms. Allocated memory is still 1.0 GB. Free memory was 891.3 MB in the beginning and 879.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:26:32,545 INFO L168 Benchmark]: Boogie Preprocessor took 282.74 ms. Allocated memory is still 1.0 GB. Free memory was 879.8 MB in the beginning and 868.4 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:26:32,555 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 4.12 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 6660.18 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 891.3 MB in the end (delta: 63.2 MB). Peak memory consumption was 63.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 317.69 ms. Allocated memory is still 1.0 GB. Free memory was 891.3 MB in the beginning and 879.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 282.74 ms. Allocated memory is still 1.0 GB. Free memory was 879.8 MB in the beginning and 868.4 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...