./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.ufo.BOUNDED-6.pals.c.v+nlh-reducer.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-reduced/pals_floodmax.3.ufo.BOUNDED-6.pals.c.v+nlh-reducer.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 088d81a5611c557a4d704f359fbdab135617efe3 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.ufo.BOUNDED-6.pals.c.v+nlh-reducer.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 088d81a5611c557a4d704f359fbdab135617efe3 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 17:16:21,491 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:16:21,500 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:16:21,532 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:16:21,534 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:16:21,539 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:16:21,542 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:16:21,560 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:16:21,562 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:16:21,570 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:16:21,572 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:16:21,576 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:16:21,579 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:16:21,586 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:16:21,591 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:16:21,596 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:16:21,597 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:16:21,606 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:16:21,611 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:16:21,619 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:16:21,624 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:16:21,631 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:16:21,634 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:16:21,639 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:16:21,648 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:16:21,648 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:16:21,649 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:16:21,653 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:16:21,654 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:16:21,657 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:16:21,658 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:16:21,660 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:16:21,662 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:16:21,666 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:16:21,669 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:16:21,670 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:16:21,674 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:16:21,674 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:16:21,675 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:16:21,681 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:16:21,683 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:16:21,684 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:16:21,721 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:16:21,723 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:16:21,725 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:16:21,732 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:16:21,732 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:16:21,733 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:16:21,735 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:16:21,735 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:16:21,736 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:16:21,736 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:16:21,737 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:16:21,738 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:16:21,740 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:16:21,740 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:16:21,741 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:16:21,741 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:16:21,741 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:16:21,742 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:16:21,743 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:16:21,743 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:16:21,745 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:16:21,745 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:16:21,746 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:16:21,746 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:16:21,748 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:16:21,748 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:16:21,748 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:16:21,749 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:16:21,749 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 -> 088d81a5611c557a4d704f359fbdab135617efe3 [2019-11-26 17:16:22,311 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:16:22,343 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:16:22,351 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:16:22,355 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:16:22,358 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:16:22,360 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.ufo.BOUNDED-6.pals.c.v+nlh-reducer.c [2019-11-26 17:16:22,527 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d3b7fe110/73ed44b27a394f36a5833f066d63f71e/FLAGdac64e904 [2019-11-26 17:16:23,875 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:16:23,877 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.ufo.BOUNDED-6.pals.c.v+nlh-reducer.c [2019-11-26 17:16:23,916 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d3b7fe110/73ed44b27a394f36a5833f066d63f71e/FLAGdac64e904 [2019-11-26 17:16:23,965 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d3b7fe110/73ed44b27a394f36a5833f066d63f71e [2019-11-26 17:16:23,974 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:16:23,983 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:16:23,986 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:16:23,987 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:16:23,993 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:16:23,995 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:16:23" (1/1) ... [2019-11-26 17:16:24,004 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e49744 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:23, skipping insertion in model container [2019-11-26 17:16:24,004 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:16:23" (1/1) ... [2019-11-26 17:16:24,015 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:16:24,168 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:16:25,235 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:16:25,268 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:16:25,598 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:16:25,633 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:16:25,634 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:25 WrapperNode [2019-11-26 17:16:25,635 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:16:25,637 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:16:25,637 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:16:25,637 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:16:25,651 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:25" (1/1) ... [2019-11-26 17:16:25,688 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:25" (1/1) ... [2019-11-26 17:16:25,790 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:16:25,793 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:16:25,793 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:16:25,794 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:16:25,811 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:25" (1/1) ... [2019-11-26 17:16:25,812 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:25" (1/1) ... [2019-11-26 17:16:25,821 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:25" (1/1) ... [2019-11-26 17:16:25,821 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:25" (1/1) ... [2019-11-26 17:16:25,877 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:25" (1/1) ... [2019-11-26 17:16:25,922 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:25" (1/1) ... [2019-11-26 17:16:25,933 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:25" (1/1) ... [2019-11-26 17:16:25,955 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:16:25,969 INFO L168 Benchmark]: Toolchain (without parser) took 1980.46 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 966.7 MB in the end (delta: -5.0 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:16:25,971 INFO L168 Benchmark]: CDTParser took 0.52 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 17:16:25,975 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1650.15 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 978.1 MB in the end (delta: -16.4 MB). Peak memory consumption was 26.6 MB. Max. memory is 12.5 GB. [2019-11-26 17:16:25,978 INFO L168 Benchmark]: Boogie Procedure Inliner took 155.95 ms. Allocated memory is still 1.0 GB. Free memory was 978.1 MB in the beginning and 972.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:16:25,985 INFO L168 Benchmark]: Boogie Preprocessor took 163.69 ms. Allocated memory is still 1.0 GB. Free memory was 972.4 MB in the beginning and 966.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:16:25,994 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.52 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 1650.15 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 978.1 MB in the end (delta: -16.4 MB). Peak memory consumption was 26.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 155.95 ms. Allocated memory is still 1.0 GB. Free memory was 978.1 MB in the beginning and 972.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 163.69 ms. Allocated memory is still 1.0 GB. Free memory was 972.4 MB in the beginning and 966.7 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 17:16:29,990 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:16:29,996 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:16:30,021 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:16:30,023 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:16:30,025 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:16:30,039 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:16:30,057 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:16:30,062 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:16:30,068 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:16:30,070 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:16:30,074 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:16:30,078 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:16:30,082 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:16:30,088 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:16:30,091 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:16:30,095 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:16:30,100 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:16:30,106 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:16:30,117 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:16:30,125 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:16:30,133 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:16:30,135 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:16:30,141 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:16:30,149 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:16:30,150 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:16:30,150 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:16:30,153 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:16:30,155 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:16:30,156 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:16:30,158 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:16:30,159 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:16:30,162 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:16:30,167 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:16:30,169 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:16:30,169 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:16:30,172 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:16:30,174 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:16:30,174 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:16:30,176 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:16:30,180 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:16:30,181 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:16:30,226 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:16:30,227 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:16:30,232 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:16:30,235 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:16:30,236 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:16:30,236 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:16:30,236 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:16:30,237 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:16:30,237 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:16:30,237 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:16:30,241 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:16:30,241 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:16:30,242 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:16:30,243 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:16:30,243 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:16:30,243 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:16:30,244 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:16:30,245 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:16:30,245 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:16:30,245 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:16:30,247 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:16:30,247 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:16:30,247 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:16:30,248 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:16:30,250 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:16:30,250 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:16:30,250 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:16:30,251 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:16:30,251 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:16:30,251 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:16:30,254 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 -> 088d81a5611c557a4d704f359fbdab135617efe3 [2019-11-26 17:16:30,841 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:16:30,873 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:16:30,882 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:16:30,886 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:16:30,889 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:16:30,891 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.ufo.BOUNDED-6.pals.c.v+nlh-reducer.c [2019-11-26 17:16:31,049 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9d8f7499a/eef4e76ba13141969c4ceedd95093c62/FLAG76772e90c [2019-11-26 17:16:32,270 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:16:32,274 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.ufo.BOUNDED-6.pals.c.v+nlh-reducer.c [2019-11-26 17:16:32,304 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9d8f7499a/eef4e76ba13141969c4ceedd95093c62/FLAG76772e90c [2019-11-26 17:16:32,336 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9d8f7499a/eef4e76ba13141969c4ceedd95093c62 [2019-11-26 17:16:32,342 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:16:32,344 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:16:32,360 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:16:32,360 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:16:32,364 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:16:32,365 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:16:32" (1/1) ... [2019-11-26 17:16:32,369 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@218e5f0d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:32, skipping insertion in model container [2019-11-26 17:16:32,369 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:16:32" (1/1) ... [2019-11-26 17:16:32,384 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:16:32,536 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:16:33,700 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:16:33,742 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:16:34,172 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:16:34,204 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:16:34,205 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:34 WrapperNode [2019-11-26 17:16:34,205 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:16:34,206 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:16:34,206 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:16:34,206 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:16:34,219 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:34" (1/1) ... [2019-11-26 17:16:34,274 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:34" (1/1) ... [2019-11-26 17:16:34,394 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:16:34,396 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:16:34,396 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:16:34,397 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:16:34,410 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:34" (1/1) ... [2019-11-26 17:16:34,410 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:34" (1/1) ... [2019-11-26 17:16:34,428 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:34" (1/1) ... [2019-11-26 17:16:34,429 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:34" (1/1) ... [2019-11-26 17:16:34,485 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:34" (1/1) ... [2019-11-26 17:16:34,526 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:34" (1/1) ... [2019-11-26 17:16:34,545 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:34" (1/1) ... [2019-11-26 17:16:34,564 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:16:34,578 INFO L168 Benchmark]: Toolchain (without parser) took 2228.42 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 955.5 MB in the end (delta: 6.2 MB). Peak memory consumption was 6.3 MB. Max. memory is 12.5 GB. [2019-11-26 17:16:34,581 INFO L168 Benchmark]: CDTParser took 0.36 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:16:34,586 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1845.55 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 966.9 MB in the end (delta: -5.2 MB). Peak memory consumption was 26.3 MB. Max. memory is 12.5 GB. [2019-11-26 17:16:34,587 INFO L168 Benchmark]: Boogie Procedure Inliner took 189.74 ms. Allocated memory is still 1.0 GB. Free memory was 966.9 MB in the beginning and 961.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:16:34,593 INFO L168 Benchmark]: Boogie Preprocessor took 173.72 ms. Allocated memory is still 1.0 GB. Free memory was 961.2 MB in the beginning and 955.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:16:34,607 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1845.55 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 966.9 MB in the end (delta: -5.2 MB). Peak memory consumption was 26.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 189.74 ms. Allocated memory is still 1.0 GB. Free memory was 966.9 MB in the beginning and 961.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 173.72 ms. Allocated memory is still 1.0 GB. Free memory was 961.2 MB in the beginning and 955.5 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...