./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.ufo.BOUNDED-8.pals.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 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.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 dfe0168a28636a83ac3cfa931fbb23f21479dadd .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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.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 dfe0168a28636a83ac3cfa931fbb23f21479dadd ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 21:20:13,578 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:20:13,583 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:20:13,608 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:20:13,610 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:20:13,612 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:20:13,615 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:20:13,644 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:20:13,659 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:20:13,661 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:20:13,665 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:20:13,672 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:20:13,673 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:20:13,677 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:20:13,681 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:20:13,684 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:20:13,690 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:20:13,692 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:20:13,696 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:20:13,706 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:20:13,714 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:20:13,722 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:20:13,724 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:20:13,729 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:20:13,737 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:20:13,737 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:20:13,738 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:20:13,740 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:20:13,743 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:20:13,747 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:20:13,748 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:20:13,749 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:20:13,750 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:20:13,754 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:20:13,758 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:20:13,759 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:20:13,760 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:20:13,761 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:20:13,761 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:20:13,762 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:20:13,765 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:20:13,767 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 21:20:13,808 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:20:13,809 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:20:13,813 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:20:13,816 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:20:13,816 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:20:13,817 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:20:13,817 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:20:13,817 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 21:20:13,818 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:20:13,818 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:20:13,819 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:20:13,821 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:20:13,821 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:20:13,822 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:20:13,824 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:20:13,824 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:20:13,824 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:20:13,825 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:20:13,825 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:20:13,825 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:20:13,827 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:20:13,827 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:20:13,827 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:20:13,830 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:20:13,830 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:20:13,831 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:20:13,831 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 21:20:13,831 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 21:20:13,832 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:20:13,832 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 -> dfe0168a28636a83ac3cfa931fbb23f21479dadd [2019-11-24 21:20:14,408 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:20:14,438 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:20:14,447 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:20:14,449 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:20:14,452 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:20:14,454 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.ufo.BOUNDED-8.pals.c [2019-11-24 21:20:14,615 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7e2eae5a4/74ef3e65c0594ae9aeb9c0ae4867ca85/FLAG1a49ee543 [2019-11-24 21:20:15,868 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:20:15,871 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.ufo.BOUNDED-8.pals.c [2019-11-24 21:20:15,915 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7e2eae5a4/74ef3e65c0594ae9aeb9c0ae4867ca85/FLAG1a49ee543 [2019-11-24 21:20:15,951 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7e2eae5a4/74ef3e65c0594ae9aeb9c0ae4867ca85 [2019-11-24 21:20:15,958 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:20:15,960 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:20:15,968 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:20:15,969 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:20:15,975 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:20:15,980 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:20:15" (1/1) ... [2019-11-24 21:20:15,986 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ef5a3f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:20:15, skipping insertion in model container [2019-11-24 21:20:15,986 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:20:15" (1/1) ... [2019-11-24 21:20:15,997 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:20:16,136 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:20:17,107 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:20:17,146 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:20:17,423 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:20:17,476 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:20:17,478 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:20:17 WrapperNode [2019-11-24 21:20:17,479 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:20:17,480 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:20:17,481 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:20:17,481 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:20:17,491 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:20:17" (1/1) ... [2019-11-24 21:20:17,534 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:20:17" (1/1) ... [2019-11-24 21:20:17,650 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:20:17,654 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:20:17,655 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:20:17,655 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:20:17,676 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:20:17" (1/1) ... [2019-11-24 21:20:17,676 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:20:17" (1/1) ... [2019-11-24 21:20:17,688 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:20:17" (1/1) ... [2019-11-24 21:20:17,688 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:20:17" (1/1) ... [2019-11-24 21:20:17,755 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:20:17" (1/1) ... [2019-11-24 21:20:17,806 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:20:17" (1/1) ... [2019-11-24 21:20:17,822 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:20:17" (1/1) ... [2019-11-24 21:20:17,847 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:20:17,856 INFO L168 Benchmark]: Toolchain (without parser) took 1895.30 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 966.8 MB in the end (delta: 624.6 kB). Peak memory consumption was 690.1 kB. Max. memory is 12.5 GB. [2019-11-24 21:20:17,866 INFO L168 Benchmark]: CDTParser took 0.89 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. [2019-11-24 21:20:17,867 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1510.92 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 978.3 MB in the end (delta: -10.8 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:20:17,873 INFO L168 Benchmark]: Boogie Procedure Inliner took 173.87 ms. Allocated memory is still 1.0 GB. Free memory was 978.3 MB in the beginning and 972.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:20:17,874 INFO L168 Benchmark]: Boogie Preprocessor took 198.18 ms. Allocated memory is still 1.0 GB. Free memory was 972.5 MB in the beginning and 966.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:20:17,893 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.89 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 1510.92 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 978.3 MB in the end (delta: -10.8 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 173.87 ms. Allocated memory is still 1.0 GB. Free memory was 978.3 MB in the beginning and 972.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 198.18 ms. Allocated memory is still 1.0 GB. Free memory was 972.5 MB in the beginning and 966.8 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 0.1.24-32f2683 [2019-11-24 21:20:21,866 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:20:21,873 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:20:21,906 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:20:21,907 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:20:21,909 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:20:21,915 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:20:21,927 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:20:21,935 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:20:21,940 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:20:21,941 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:20:21,946 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:20:21,949 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:20:21,953 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:20:21,958 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:20:21,960 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:20:21,965 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:20:21,966 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:20:21,971 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:20:21,975 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:20:21,985 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:20:21,992 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:20:21,994 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:20:21,998 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:20:22,006 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:20:22,007 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:20:22,007 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:20:22,011 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:20:22,013 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:20:22,018 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:20:22,018 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:20:22,019 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:20:22,020 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:20:22,025 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:20:22,027 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:20:22,027 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:20:22,030 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:20:22,032 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:20:22,032 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:20:22,033 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:20:22,036 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:20:22,038 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 21:20:22,091 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:20:22,095 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:20:22,096 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:20:22,101 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:20:22,104 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:20:22,104 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:20:22,104 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:20:22,105 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:20:22,105 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:20:22,105 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:20:22,106 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:20:22,106 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:20:22,106 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:20:22,106 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 21:20:22,110 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 21:20:22,112 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:20:22,113 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:20:22,113 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:20:22,113 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:20:22,114 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:20:22,114 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:20:22,114 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:20:22,115 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:20:22,115 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:20:22,116 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:20:22,118 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:20:22,118 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:20:22,118 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 21:20:22,119 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 21:20:22,120 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:20:22,121 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 21:20:22,121 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 -> dfe0168a28636a83ac3cfa931fbb23f21479dadd [2019-11-24 21:20:22,658 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:20:22,699 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:20:22,706 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:20:22,710 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:20:22,715 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:20:22,716 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.ufo.BOUNDED-8.pals.c [2019-11-24 21:20:22,875 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/04a65190e/b76a334a65ff41159de1bb6ef2effbec/FLAG6499f22cb [2019-11-24 21:20:24,130 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:20:24,135 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.ufo.BOUNDED-8.pals.c [2019-11-24 21:20:24,168 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/04a65190e/b76a334a65ff41159de1bb6ef2effbec/FLAG6499f22cb [2019-11-24 21:20:24,211 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/04a65190e/b76a334a65ff41159de1bb6ef2effbec [2019-11-24 21:20:24,220 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:20:24,227 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:20:24,232 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:20:24,232 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:20:24,239 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:20:24,241 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:20:24" (1/1) ... [2019-11-24 21:20:24,250 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 24.11 09:20:24, skipping insertion in model container [2019-11-24 21:20:24,252 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:20:24" (1/1) ... [2019-11-24 21:20:24,271 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:20:24,394 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:20:25,385 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:20:25,418 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:20:25,733 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:20:25,777 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:20:25,779 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:20:25 WrapperNode [2019-11-24 21:20:25,779 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:20:25,780 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:20:25,780 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:20:25,783 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:20:25,803 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:20:25" (1/1) ... [2019-11-24 21:20:25,852 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:20:25" (1/1) ... [2019-11-24 21:20:25,960 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:20:25,978 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:20:25,978 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:20:25,978 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:20:26,012 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:20:25" (1/1) ... [2019-11-24 21:20:26,017 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:20:25" (1/1) ... [2019-11-24 21:20:26,034 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:20:25" (1/1) ... [2019-11-24 21:20:26,035 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:20:25" (1/1) ... [2019-11-24 21:20:26,097 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:20:25" (1/1) ... [2019-11-24 21:20:26,148 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:20:25" (1/1) ... [2019-11-24 21:20:26,166 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:20:25" (1/1) ... [2019-11-24 21:20:26,191 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:20:26,199 INFO L168 Benchmark]: Toolchain (without parser) took 1967.36 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 961.2 MB in the end (delta: 479.4 kB). Peak memory consumption was 544.9 kB. Max. memory is 12.5 GB. [2019-11-24 21:20:26,203 INFO L168 Benchmark]: CDTParser took 0.32 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. [2019-11-24 21:20:26,205 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1548.10 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 972.7 MB in the end (delta: -11.0 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-24 21:20:26,208 INFO L168 Benchmark]: Boogie Procedure Inliner took 183.50 ms. Allocated memory is still 1.0 GB. Free memory is still 972.7 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:20:26,209 INFO L168 Benchmark]: Boogie Preprocessor took 213.19 ms. Allocated memory is still 1.0 GB. Free memory was 972.7 MB in the beginning and 961.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 21:20:26,221 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 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 1548.10 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 972.7 MB in the end (delta: -11.0 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 183.50 ms. Allocated memory is still 1.0 GB. Free memory is still 972.7 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 213.19 ms. Allocated memory is still 1.0 GB. Free memory was 972.7 MB in the beginning and 961.2 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...