./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.2.ufo.BOUNDED-8.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_floodmax.4.2.ufo.BOUNDED-8.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 9146c53610e021ebc78da9b1d32b4eb60855e432 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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.4.2.ufo.BOUNDED-8.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 9146c53610e021ebc78da9b1d32b4eb60855e432 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 10:04:10,271 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:04:10,275 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:04:10,314 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:04:10,315 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:04:10,318 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:04:10,329 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:04:10,346 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:04:10,349 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:04:10,356 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:04:10,359 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:04:10,363 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:04:10,369 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:04:10,372 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:04:10,374 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:04:10,376 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:04:10,380 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:04:10,385 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:04:10,392 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:04:10,397 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:04:10,404 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:04:10,410 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:04:10,413 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:04:10,415 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:04:10,425 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:04:10,426 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:04:10,428 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:04:10,430 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:04:10,430 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:04:10,436 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:04:10,436 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:04:10,437 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:04:10,438 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:04:10,441 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:04:10,444 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:04:10,445 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:04:10,446 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:04:10,448 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:04:10,450 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:04:10,453 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:04:10,456 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:04:10,457 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 10:04:10,501 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:04:10,501 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:04:10,503 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:04:10,504 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:04:10,506 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:04:10,506 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:04:10,506 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:04:10,507 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 10:04:10,507 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:04:10,507 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:04:10,510 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:04:10,510 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:04:10,511 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:04:10,511 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:04:10,514 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:04:10,514 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:04:10,515 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:04:10,515 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:04:10,515 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:04:10,515 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:04:10,516 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:04:10,516 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:04:10,517 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:04:10,519 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:04:10,519 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:04:10,519 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 10:04:10,520 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 10:04:10,522 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:04:10,522 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 -> 9146c53610e021ebc78da9b1d32b4eb60855e432 [2019-11-27 10:04:11,078 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:04:11,106 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:04:11,114 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:04:11,115 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:04:11,120 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:04:11,121 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.2.ufo.BOUNDED-8.pals.c.v+cfa-reducer.c [2019-11-27 10:04:11,274 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9c4fd411f/1b606414bdda45ba9f45fcf91a85056c/FLAG110060473 [2019-11-27 10:04:12,512 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:04:12,514 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.2.ufo.BOUNDED-8.pals.c.v+cfa-reducer.c [2019-11-27 10:04:12,548 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9c4fd411f/1b606414bdda45ba9f45fcf91a85056c/FLAG110060473 [2019-11-27 10:04:12,586 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9c4fd411f/1b606414bdda45ba9f45fcf91a85056c [2019-11-27 10:04:12,595 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:04:12,597 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:04:12,601 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:04:12,601 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:04:12,608 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:04:12,612 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:04:12" (1/1) ... [2019-11-27 10:04:12,621 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 10:04:12, skipping insertion in model container [2019-11-27 10:04:12,622 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:04:12" (1/1) ... [2019-11-27 10:04:12,638 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:04:12,765 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:04:13,815 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:04:13,861 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:04:14,203 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:04:14,235 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:04:14,236 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:14 WrapperNode [2019-11-27 10:04:14,237 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:04:14,238 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:04:14,239 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:04:14,239 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:04:14,249 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:14" (1/1) ... [2019-11-27 10:04:14,301 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:14" (1/1) ... [2019-11-27 10:04:14,414 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:04:14,415 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:04:14,418 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:04:14,418 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:04:14,432 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:14" (1/1) ... [2019-11-27 10:04:14,433 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:14" (1/1) ... [2019-11-27 10:04:14,440 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:14" (1/1) ... [2019-11-27 10:04:14,440 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:14" (1/1) ... [2019-11-27 10:04:14,504 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:14" (1/1) ... [2019-11-27 10:04:14,544 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:14" (1/1) ... [2019-11-27 10:04:14,561 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:14" (1/1) ... [2019-11-27 10:04:14,579 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:04:14,600 INFO L168 Benchmark]: Toolchain (without parser) took 1993.20 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 966.5 MB in the end (delta: -4.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:04:14,601 INFO L168 Benchmark]: CDTParser took 0.36 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 10:04:14,605 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1636.90 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 977.9 MB in the end (delta: -16.3 MB). Peak memory consumption was 26.8 MB. Max. memory is 12.5 GB. [2019-11-27 10:04:14,608 INFO L168 Benchmark]: Boogie Procedure Inliner took 176.76 ms. Allocated memory is still 1.0 GB. Free memory was 977.9 MB in the beginning and 972.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:04:14,613 INFO L168 Benchmark]: Boogie Preprocessor took 172.26 ms. Allocated memory is still 1.0 GB. Free memory was 972.2 MB in the beginning and 966.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:04:14,624 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36 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 1636.90 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 977.9 MB in the end (delta: -16.3 MB). Peak memory consumption was 26.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 176.76 ms. Allocated memory is still 1.0 GB. Free memory was 977.9 MB in the beginning and 972.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 172.26 ms. Allocated memory is still 1.0 GB. Free memory was 972.2 MB in the beginning and 966.5 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-da95e15 [2019-11-27 10:04:18,317 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:04:18,323 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:04:18,353 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:04:18,356 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:04:18,358 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:04:18,360 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:04:18,377 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:04:18,384 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:04:18,393 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:04:18,395 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:04:18,403 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:04:18,403 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:04:18,405 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:04:18,406 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:04:18,407 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:04:18,414 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:04:18,415 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:04:18,421 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:04:18,433 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:04:18,444 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:04:18,446 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:04:18,447 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:04:18,454 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:04:18,461 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:04:18,462 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:04:18,466 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:04:18,468 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:04:18,469 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:04:18,470 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:04:18,470 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:04:18,471 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:04:18,473 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:04:18,478 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:04:18,480 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:04:18,483 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:04:18,484 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:04:18,484 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:04:18,485 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:04:18,489 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:04:18,491 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:04:18,492 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 10:04:18,532 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:04:18,534 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:04:18,538 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:04:18,539 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:04:18,540 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:04:18,540 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:04:18,543 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:04:18,543 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:04:18,543 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:04:18,544 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:04:18,545 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:04:18,545 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:04:18,546 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 10:04:18,546 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 10:04:18,547 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:04:18,548 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:04:18,548 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:04:18,548 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:04:18,552 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:04:18,552 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:04:18,553 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:04:18,553 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:04:18,553 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:04:18,553 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:04:18,554 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:04:18,554 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:04:18,554 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 10:04:18,555 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 10:04:18,555 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:04:18,555 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 10:04:18,556 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 -> 9146c53610e021ebc78da9b1d32b4eb60855e432 [2019-11-27 10:04:19,208 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:04:19,239 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:04:19,243 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:04:19,249 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:04:19,251 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:04:19,254 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.2.ufo.BOUNDED-8.pals.c.v+cfa-reducer.c [2019-11-27 10:04:19,414 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b8c131bae/f7a42bca60a64543883cd997f71ce4fe/FLAGed1974a87 [2019-11-27 10:04:20,592 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:04:20,596 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.2.ufo.BOUNDED-8.pals.c.v+cfa-reducer.c [2019-11-27 10:04:20,628 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b8c131bae/f7a42bca60a64543883cd997f71ce4fe/FLAGed1974a87 [2019-11-27 10:04:20,664 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b8c131bae/f7a42bca60a64543883cd997f71ce4fe [2019-11-27 10:04:20,673 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:04:20,677 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:04:20,681 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:04:20,681 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:04:20,689 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:04:20,690 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:04:20" (1/1) ... [2019-11-27 10:04:20,697 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@218e5f0d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:20, skipping insertion in model container [2019-11-27 10:04:20,697 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:04:20" (1/1) ... [2019-11-27 10:04:20,710 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:04:20,850 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:04:21,975 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:04:22,002 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:04:22,391 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:04:22,440 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:04:22,441 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:22 WrapperNode [2019-11-27 10:04:22,442 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:04:22,443 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:04:22,453 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:04:22,454 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:04:22,466 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:22" (1/1) ... [2019-11-27 10:04:22,516 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:22" (1/1) ... [2019-11-27 10:04:22,639 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:04:22,644 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:04:22,644 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:04:22,645 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:04:22,664 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:22" (1/1) ... [2019-11-27 10:04:22,665 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:22" (1/1) ... [2019-11-27 10:04:22,682 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:22" (1/1) ... [2019-11-27 10:04:22,682 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:22" (1/1) ... [2019-11-27 10:04:22,750 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:22" (1/1) ... [2019-11-27 10:04:22,793 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:22" (1/1) ... [2019-11-27 10:04:22,812 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:22" (1/1) ... [2019-11-27 10:04:22,838 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:04:22,850 INFO L168 Benchmark]: Toolchain (without parser) took 2167.70 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 961.1 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 12.5 GB. [2019-11-27 10:04:22,855 INFO L168 Benchmark]: CDTParser took 1.67 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 10:04:22,857 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1761.11 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 966.8 MB in the end (delta: -3.7 MB). Peak memory consumption was 26.4 MB. Max. memory is 12.5 GB. [2019-11-27 10:04:22,865 INFO L168 Benchmark]: Boogie Procedure Inliner took 201.06 ms. Allocated memory is still 1.0 GB. Free memory is still 966.8 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:04:22,866 INFO L168 Benchmark]: Boogie Preprocessor took 195.69 ms. Allocated memory is still 1.0 GB. Free memory was 966.8 MB in the beginning and 961.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:04:22,876 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.67 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 1761.11 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 966.8 MB in the end (delta: -3.7 MB). Peak memory consumption was 26.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 201.06 ms. Allocated memory is still 1.0 GB. Free memory is still 966.8 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 195.69 ms. Allocated memory is still 1.0 GB. Free memory was 966.8 MB in the beginning and 961.1 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...