./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.2.ufo.BOUNDED-8.pals.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 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/pals_opt-floodmax.4.2.ufo.BOUNDED-8.pals.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 c878d4c6ffd1ff0965d17e614910488cd1ba3a61 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/pals_opt-floodmax.4.2.ufo.BOUNDED-8.pals.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 c878d4c6ffd1ff0965d17e614910488cd1ba3a61 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 23:06:51,347 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:06:51,349 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:06:51,373 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:06:51,375 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:06:51,391 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:06:51,395 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:06:51,411 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:06:51,415 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:06:51,421 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:06:51,423 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:06:51,427 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:06:51,431 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:06:51,436 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:06:51,440 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:06:51,444 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:06:51,448 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:06:51,451 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:06:51,456 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:06:51,464 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:06:51,472 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:06:51,479 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:06:51,484 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:06:51,485 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:06:51,492 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:06:51,496 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:06:51,496 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:06:51,502 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:06:51,503 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:06:51,504 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:06:51,505 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:06:51,506 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:06:51,509 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:06:51,510 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:06:51,515 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:06:51,515 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:06:51,517 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:06:51,517 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:06:51,517 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:06:51,520 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:06:51,522 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:06:51,524 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 23:06:51,561 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:06:51,562 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:06:51,567 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:06:51,567 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:06:51,568 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:06:51,568 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:06:51,569 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 23:06:51,569 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 23:06:51,572 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 23:06:51,572 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:06:51,573 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:06:51,574 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:06:51,574 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:06:51,574 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 23:06:51,575 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:06:51,575 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:06:51,575 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:06:51,576 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:06:51,579 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:06:51,579 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:06:51,579 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:06:51,580 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:06:51,580 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:06:51,580 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:06:51,581 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:06:51,581 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 23:06:51,581 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 23:06:51,581 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:06:51,584 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 -> c878d4c6ffd1ff0965d17e614910488cd1ba3a61 [2019-11-25 23:06:52,086 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:06:52,113 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:06:52,121 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:06:52,124 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:06:52,126 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:06:52,127 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.2.ufo.BOUNDED-8.pals.c [2019-11-25 23:06:52,283 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6dc28dfe8/bbc03dcc9eab440681552ba0118a429a/FLAGd0b2659fd [2019-11-25 23:06:53,550 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:06:53,555 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.2.ufo.BOUNDED-8.pals.c [2019-11-25 23:06:53,601 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6dc28dfe8/bbc03dcc9eab440681552ba0118a429a/FLAGd0b2659fd [2019-11-25 23:06:53,641 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6dc28dfe8/bbc03dcc9eab440681552ba0118a429a [2019-11-25 23:06:53,649 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:06:53,652 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:06:53,658 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:06:53,658 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:06:53,668 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:06:53,669 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:06:53" (1/1) ... [2019-11-25 23:06:53,676 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1200897d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:06:53, skipping insertion in model container [2019-11-25 23:06:53,677 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:06:53" (1/1) ... [2019-11-25 23:06:53,689 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:06:53,814 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:06:54,766 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:06:54,806 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:06:55,086 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:06:55,121 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:06:55,123 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:06:55 WrapperNode [2019-11-25 23:06:55,124 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:06:55,126 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:06:55,126 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:06:55,126 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:06:55,136 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:06:55" (1/1) ... [2019-11-25 23:06:55,183 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:06:55" (1/1) ... [2019-11-25 23:06:55,299 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:06:55,299 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:06:55,300 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:06:55,300 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:06:55,324 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:06:55" (1/1) ... [2019-11-25 23:06:55,324 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:06:55" (1/1) ... [2019-11-25 23:06:55,334 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:06:55" (1/1) ... [2019-11-25 23:06:55,335 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:06:55" (1/1) ... [2019-11-25 23:06:55,390 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:06:55" (1/1) ... [2019-11-25 23:06:55,453 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:06:55" (1/1) ... [2019-11-25 23:06:55,468 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:06:55" (1/1) ... [2019-11-25 23:06:55,497 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:06:55,509 INFO L168 Benchmark]: Toolchain (without parser) took 1850.15 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 962.5 MB in the end (delta: -832.6 kB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 23:06:55,516 INFO L168 Benchmark]: CDTParser took 1.44 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. [2019-11-25 23:06:55,521 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1466.94 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 974.0 MB in the end (delta: -12.3 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:06:55,525 INFO L168 Benchmark]: Boogie Procedure Inliner took 173.36 ms. Allocated memory is still 1.0 GB. Free memory was 974.0 MB in the beginning and 968.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:06:55,526 INFO L168 Benchmark]: Boogie Preprocessor took 200.38 ms. Allocated memory is still 1.0 GB. Free memory was 968.3 MB in the beginning and 962.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:06:55,542 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.44 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 1466.94 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 974.0 MB in the end (delta: -12.3 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 173.36 ms. Allocated memory is still 1.0 GB. Free memory was 974.0 MB in the beginning and 968.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 200.38 ms. Allocated memory is still 1.0 GB. Free memory was 968.3 MB in the beginning and 962.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-65d6cd2 [2019-11-25 23:06:59,475 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:06:59,478 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:06:59,501 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:06:59,502 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:06:59,518 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:06:59,524 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:06:59,541 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:06:59,543 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:06:59,550 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:06:59,551 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:06:59,556 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:06:59,559 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:06:59,564 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:06:59,567 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:06:59,572 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:06:59,577 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:06:59,582 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:06:59,585 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:06:59,595 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:06:59,602 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:06:59,610 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:06:59,612 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:06:59,616 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:06:59,625 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:06:59,625 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:06:59,626 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:06:59,629 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:06:59,631 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:06:59,633 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:06:59,636 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:06:59,637 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:06:59,638 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:06:59,641 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:06:59,643 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:06:59,646 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:06:59,647 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:06:59,648 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:06:59,648 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:06:59,649 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:06:59,652 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:06:59,654 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 23:06:59,693 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:06:59,697 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:06:59,699 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:06:59,699 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:06:59,699 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:06:59,700 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:06:59,702 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 23:06:59,702 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 23:06:59,702 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:06:59,702 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:06:59,703 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:06:59,703 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:06:59,704 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 23:06:59,704 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 23:06:59,704 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 23:06:59,704 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:06:59,705 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:06:59,707 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:06:59,707 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:06:59,707 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:06:59,707 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:06:59,708 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:06:59,708 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:06:59,708 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:06:59,708 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:06:59,708 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:06:59,709 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 23:06:59,709 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 23:06:59,712 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:06:59,712 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 23:06:59,713 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 -> c878d4c6ffd1ff0965d17e614910488cd1ba3a61 [2019-11-25 23:07:00,216 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:07:00,243 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:07:00,252 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:07:00,254 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:07:00,258 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:07:00,259 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.2.ufo.BOUNDED-8.pals.c [2019-11-25 23:07:00,422 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ea44887c5/2c4de25691a042de875feb2922a27448/FLAGf490f1291 [2019-11-25 23:07:01,618 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:07:01,619 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.2.ufo.BOUNDED-8.pals.c [2019-11-25 23:07:01,662 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ea44887c5/2c4de25691a042de875feb2922a27448/FLAGf490f1291 [2019-11-25 23:07:02,077 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ea44887c5/2c4de25691a042de875feb2922a27448 [2019-11-25 23:07:02,088 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:07:02,092 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:07:02,098 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:07:02,098 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:07:02,107 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:07:02,111 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:07:02" (1/1) ... [2019-11-25 23:07:02,118 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c177520 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:07:02, skipping insertion in model container [2019-11-25 23:07:02,121 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:07:02" (1/1) ... [2019-11-25 23:07:02,141 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:07:02,257 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:07:03,266 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:07:03,290 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:07:03,573 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:07:03,615 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:07:03,616 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:07:03 WrapperNode [2019-11-25 23:07:03,616 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:07:03,624 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:07:03,624 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:07:03,624 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:07:03,637 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:07:03" (1/1) ... [2019-11-25 23:07:03,687 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:07:03" (1/1) ... [2019-11-25 23:07:03,798 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:07:03,798 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:07:03,799 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:07:03,799 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:07:03,814 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:07:03" (1/1) ... [2019-11-25 23:07:03,815 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:07:03" (1/1) ... [2019-11-25 23:07:03,836 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:07:03" (1/1) ... [2019-11-25 23:07:03,837 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:07:03" (1/1) ... [2019-11-25 23:07:03,903 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:07:03" (1/1) ... [2019-11-25 23:07:03,960 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:07:03" (1/1) ... [2019-11-25 23:07:03,976 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:07:03" (1/1) ... [2019-11-25 23:07:04,007 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:07:04,019 INFO L168 Benchmark]: Toolchain (without parser) took 1923.27 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 968.0 MB in the end (delta: -6.3 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 23:07:04,026 INFO L168 Benchmark]: CDTParser took 2.50 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. [2019-11-25 23:07:04,028 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1518.61 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 979.4 MB in the end (delta: -17.7 MB). Peak memory consumption was 26.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:07:04,032 INFO L168 Benchmark]: Boogie Procedure Inliner took 174.35 ms. Allocated memory is still 1.0 GB. Free memory was 979.4 MB in the beginning and 973.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:07:04,035 INFO L168 Benchmark]: Boogie Preprocessor took 209.46 ms. Allocated memory is still 1.0 GB. Free memory was 973.7 MB in the beginning and 968.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:07:04,048 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.50 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 1518.61 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 979.4 MB in the end (delta: -17.7 MB). Peak memory consumption was 26.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 174.35 ms. Allocated memory is still 1.0 GB. Free memory was 979.4 MB in the beginning and 973.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 209.46 ms. Allocated memory is still 1.0 GB. Free memory was 973.7 MB in the beginning and 968.0 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...