./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded/pals_floodmax.4.2.ufo.UNBOUNDED.pals.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 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_floodmax.4.2.ufo.UNBOUNDED.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 6ae2edd8acc18e48c9d76f7bf96d8f6a9040b232 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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_floodmax.4.2.ufo.UNBOUNDED.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 6ae2edd8acc18e48c9d76f7bf96d8f6a9040b232 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:13:27,539 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:13:27,546 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:13:27,581 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:13:27,582 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:13:27,584 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:13:27,586 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:13:27,588 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:13:27,613 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:13:27,618 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:13:27,620 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:13:27,621 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:13:27,625 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:13:27,628 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:13:27,633 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:13:27,636 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:13:27,640 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:13:27,645 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:13:27,652 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:13:27,657 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:13:27,666 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:13:27,672 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:13:27,676 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:13:27,680 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:13:27,690 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:13:27,690 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:13:27,691 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:13:27,693 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:13:27,695 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:13:27,697 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:13:27,700 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:13:27,701 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:13:27,702 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:13:27,705 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:13:27,708 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:13:27,710 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:13:27,711 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:13:27,713 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:13:27,713 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:13:27,718 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:13:27,719 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:13:27,721 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:13:27,765 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:13:27,767 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:13:27,771 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:13:27,775 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:13:27,775 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:13:27,776 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:13:27,776 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:13:27,776 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:13:27,776 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:13:27,777 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:13:27,778 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:13:27,778 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:13:27,779 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:13:27,780 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:13:27,780 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:13:27,781 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:13:27,783 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:13:27,783 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:13:27,783 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:13:27,784 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:13:27,784 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:13:27,784 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:13:27,785 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:13:27,786 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:13:27,786 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:13:27,786 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:13:27,789 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:13:27,789 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:13:27,789 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 -> 6ae2edd8acc18e48c9d76f7bf96d8f6a9040b232 [2019-11-26 17:13:28,378 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:13:28,412 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:13:28,416 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:13:28,421 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:13:28,423 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:13:28,424 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_floodmax.4.2.ufo.UNBOUNDED.pals.c [2019-11-26 17:13:28,576 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3029fe52e/a8937a91253e469db222d892f74dab87/FLAG0e3bc96ba [2019-11-26 17:13:29,808 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:13:29,810 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_floodmax.4.2.ufo.UNBOUNDED.pals.c [2019-11-26 17:13:29,853 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3029fe52e/a8937a91253e469db222d892f74dab87/FLAG0e3bc96ba [2019-11-26 17:13:29,897 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3029fe52e/a8937a91253e469db222d892f74dab87 [2019-11-26 17:13:29,902 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:13:29,904 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:13:29,905 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:13:29,914 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:13:29,922 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:13:29,923 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:13:29" (1/1) ... [2019-11-26 17:13:29,930 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f9a9c64 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:29, skipping insertion in model container [2019-11-26 17:13:29,931 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:13:29" (1/1) ... [2019-11-26 17:13:29,940 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:13:30,068 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:13:31,018 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:13:31,054 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:13:31,307 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:13:31,347 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:13:31,348 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:31 WrapperNode [2019-11-26 17:13:31,356 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:13:31,358 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:13:31,359 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:13:31,359 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:13:31,369 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:31" (1/1) ... [2019-11-26 17:13:31,417 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:31" (1/1) ... [2019-11-26 17:13:31,525 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:13:31,526 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:13:31,528 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:13:31,528 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:13:31,549 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:31" (1/1) ... [2019-11-26 17:13:31,549 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:31" (1/1) ... [2019-11-26 17:13:31,558 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:31" (1/1) ... [2019-11-26 17:13:31,558 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:31" (1/1) ... [2019-11-26 17:13:31,620 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:31" (1/1) ... [2019-11-26 17:13:31,669 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:31" (1/1) ... [2019-11-26 17:13:31,685 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:31" (1/1) ... [2019-11-26 17:13:31,703 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:13:31,722 INFO L168 Benchmark]: Toolchain (without parser) took 1808.88 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: -841.8 kB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:13:31,723 INFO L168 Benchmark]: CDTParser took 1.22 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. [2019-11-26 17:13:31,728 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1452.42 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. [2019-11-26 17:13:31,731 INFO L168 Benchmark]: Boogie Procedure Inliner took 167.46 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. [2019-11-26 17:13:31,740 INFO L168 Benchmark]: Boogie Preprocessor took 184.03 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. [2019-11-26 17:13:31,752 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.22 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 1452.42 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 167.46 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 184.03 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 0.1.24-025d5a2 [2019-11-26 17:13:35,529 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:13:35,534 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:13:35,576 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:13:35,577 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:13:35,583 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:13:35,586 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:13:35,603 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:13:35,608 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:13:35,613 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:13:35,616 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:13:35,620 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:13:35,623 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:13:35,627 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:13:35,631 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:13:35,634 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:13:35,639 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:13:35,644 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:13:35,647 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:13:35,655 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:13:35,664 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:13:35,673 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:13:35,675 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:13:35,679 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:13:35,690 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:13:35,691 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:13:35,691 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:13:35,693 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:13:35,694 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:13:35,698 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:13:35,698 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:13:35,699 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:13:35,702 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:13:35,704 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:13:35,708 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:13:35,709 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:13:35,711 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:13:35,714 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:13:35,714 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:13:35,716 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:13:35,720 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:13:35,721 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:13:35,763 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:13:35,767 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:13:35,772 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:13:35,772 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:13:35,773 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:13:35,773 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:13:35,777 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:13:35,777 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:13:35,778 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:13:35,778 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:13:35,779 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:13:35,780 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:13:35,780 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:13:35,781 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:13:35,781 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:13:35,782 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:13:35,783 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:13:35,783 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:13:35,783 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:13:35,785 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:13:35,785 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:13:35,785 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:13:35,788 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:13:35,788 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:13:35,789 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:13:35,789 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:13:35,789 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:13:35,790 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:13:35,791 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:13:35,791 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:13:35,792 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 -> 6ae2edd8acc18e48c9d76f7bf96d8f6a9040b232 [2019-11-26 17:13:36,373 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:13:36,408 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:13:36,412 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:13:36,420 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:13:36,420 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:13:36,422 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_floodmax.4.2.ufo.UNBOUNDED.pals.c [2019-11-26 17:13:36,579 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/43aa4262d/776736684c9247cab810530c8013bb40/FLAG5b2d47eb3 [2019-11-26 17:13:37,837 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:13:37,841 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_floodmax.4.2.ufo.UNBOUNDED.pals.c [2019-11-26 17:13:37,887 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/43aa4262d/776736684c9247cab810530c8013bb40/FLAG5b2d47eb3 [2019-11-26 17:13:38,384 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/43aa4262d/776736684c9247cab810530c8013bb40 [2019-11-26 17:13:38,388 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:13:38,390 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:13:38,400 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:13:38,401 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:13:38,410 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:13:38,412 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:13:38" (1/1) ... [2019-11-26 17:13:38,419 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a0a35f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:38, skipping insertion in model container [2019-11-26 17:13:38,419 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:13:38" (1/1) ... [2019-11-26 17:13:38,430 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:13:38,561 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:13:39,523 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:13:39,554 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:13:39,817 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:13:39,858 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:13:39,859 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:39 WrapperNode [2019-11-26 17:13:39,861 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:13:39,862 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:13:39,863 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:13:39,863 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:13:39,872 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:39" (1/1) ... [2019-11-26 17:13:39,928 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:39" (1/1) ... [2019-11-26 17:13:40,042 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:13:40,043 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:13:40,046 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:13:40,046 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:13:40,070 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:39" (1/1) ... [2019-11-26 17:13:40,073 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:39" (1/1) ... [2019-11-26 17:13:40,086 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:39" (1/1) ... [2019-11-26 17:13:40,088 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:39" (1/1) ... [2019-11-26 17:13:40,147 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:39" (1/1) ... [2019-11-26 17:13:40,196 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:39" (1/1) ... [2019-11-26 17:13:40,214 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:39" (1/1) ... [2019-11-26 17:13:40,241 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:13:40,255 INFO L168 Benchmark]: Toolchain (without parser) took 1858.50 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 962.6 MB in the end (delta: 4.8 MB). Peak memory consumption was 4.9 MB. Max. memory is 12.5 GB. [2019-11-26 17:13:40,258 INFO L168 Benchmark]: CDTParser took 1.70 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. [2019-11-26 17:13:40,262 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1461.55 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 974.1 MB in the end (delta: -6.6 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-26 17:13:40,264 INFO L168 Benchmark]: Boogie Procedure Inliner took 179.69 ms. Allocated memory is still 1.0 GB. Free memory is still 974.1 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:13:40,267 INFO L168 Benchmark]: Boogie Preprocessor took 202.96 ms. Allocated memory is still 1.0 GB. Free memory was 974.1 MB in the beginning and 962.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:13:40,279 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.70 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 1461.55 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 974.1 MB in the end (delta: -6.6 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 179.69 ms. Allocated memory is still 1.0 GB. Free memory is still 974.1 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 202.96 ms. Allocated memory is still 1.0 GB. Free memory was 974.1 MB in the beginning and 962.6 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...