./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.ufo.BOUNDED-8.pals.c.p+lhb-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.4.ufo.BOUNDED-8.pals.c.p+lhb-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 14a6f24a6bdf35de79df891bfbd9caede6ab2fee .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.ufo.BOUNDED-8.pals.c.p+lhb-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 14a6f24a6bdf35de79df891bfbd9caede6ab2fee ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 17:16:40,744 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:16:40,751 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:16:40,780 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:16:40,782 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:16:40,785 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:16:40,795 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:16:40,813 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:16:40,816 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:16:40,822 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:16:40,827 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:16:40,830 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:16:40,831 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:16:40,836 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:16:40,842 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:16:40,848 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:16:40,852 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:16:40,858 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:16:40,861 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:16:40,873 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:16:40,878 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:16:40,885 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:16:40,889 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:16:40,892 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:16:40,900 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:16:40,901 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:16:40,904 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:16:40,906 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:16:40,907 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:16:40,908 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:16:40,911 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:16:40,912 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:16:40,916 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:16:40,917 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:16:40,919 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:16:40,923 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:16:40,924 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:16:40,925 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:16:40,925 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:16:40,926 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:16:40,929 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:16:40,930 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:16:40,968 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:16:40,971 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:16:40,974 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:16:40,975 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:16:40,975 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:16:40,976 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:16:40,976 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:16:40,978 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:16:40,978 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:16:40,978 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:16:40,980 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:16:40,981 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:16:40,981 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:16:40,984 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:16:40,984 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:16:40,985 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:16:40,985 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:16:40,985 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:16:40,986 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:16:40,986 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:16:40,986 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:16:40,987 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:16:40,989 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:16:40,989 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:16:40,989 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:16:40,990 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:16:40,990 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:16:40,992 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:16:40,992 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 -> 14a6f24a6bdf35de79df891bfbd9caede6ab2fee [2019-11-26 17:16:41,616 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:16:41,644 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:16:41,656 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:16:41,658 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:16:41,658 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:16:41,660 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.ufo.BOUNDED-8.pals.c.p+lhb-reducer.c [2019-11-26 17:16:41,817 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ac3ebb3d5/6eaa7bfb3afd4805ba53eff8f09a7d46/FLAG4adcc7de5 [2019-11-26 17:16:43,225 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:16:43,227 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.ufo.BOUNDED-8.pals.c.p+lhb-reducer.c [2019-11-26 17:16:43,278 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ac3ebb3d5/6eaa7bfb3afd4805ba53eff8f09a7d46/FLAG4adcc7de5 [2019-11-26 17:16:43,520 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ac3ebb3d5/6eaa7bfb3afd4805ba53eff8f09a7d46 [2019-11-26 17:16:43,529 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:16:43,535 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:16:43,539 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:16:43,539 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:16:43,549 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:16:43,550 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:16:43" (1/1) ... [2019-11-26 17:16:43,558 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@45357075 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:43, skipping insertion in model container [2019-11-26 17:16:43,559 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:16:43" (1/1) ... [2019-11-26 17:16:43,576 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:16:43,828 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:16:46,001 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:16:46,039 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:16:47,158 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:16:47,210 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:16:47,212 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:47 WrapperNode [2019-11-26 17:16:47,213 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:16:47,214 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:16:47,217 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:16:47,217 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:16:47,239 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:47" (1/1) ... [2019-11-26 17:16:47,312 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:47" (1/1) ... [2019-11-26 17:16:47,512 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:16:47,516 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:16:47,516 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:16:47,516 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:16:47,538 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:47" (1/1) ... [2019-11-26 17:16:47,547 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:47" (1/1) ... [2019-11-26 17:16:47,568 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:47" (1/1) ... [2019-11-26 17:16:47,568 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:47" (1/1) ... [2019-11-26 17:16:47,653 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:47" (1/1) ... [2019-11-26 17:16:47,713 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:47" (1/1) ... [2019-11-26 17:16:47,743 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:47" (1/1) ... [2019-11-26 17:16:47,780 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:16:47,789 INFO L168 Benchmark]: Toolchain (without parser) took 4247.96 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 958.8 MB in the beginning and 926.1 MB in the end (delta: 32.7 MB). Peak memory consumption was 32.8 MB. Max. memory is 12.5 GB. [2019-11-26 17:16:47,791 INFO L168 Benchmark]: CDTParser took 0.33 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 17:16:47,795 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3674.59 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 958.8 MB in the beginning and 949.0 MB in the end (delta: 9.8 MB). Peak memory consumption was 45.6 MB. Max. memory is 12.5 GB. [2019-11-26 17:16:47,797 INFO L168 Benchmark]: Boogie Procedure Inliner took 301.37 ms. Allocated memory is still 1.0 GB. Free memory was 949.0 MB in the beginning and 937.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:16:47,800 INFO L168 Benchmark]: Boogie Preprocessor took 264.24 ms. Allocated memory is still 1.0 GB. Free memory was 937.6 MB in the beginning and 926.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:16:47,812 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 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 3674.59 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 958.8 MB in the beginning and 949.0 MB in the end (delta: 9.8 MB). Peak memory consumption was 45.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 301.37 ms. Allocated memory is still 1.0 GB. Free memory was 949.0 MB in the beginning and 937.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 264.24 ms. Allocated memory is still 1.0 GB. Free memory was 937.6 MB in the beginning and 926.1 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... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:16:51,692 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:16:51,698 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:16:51,722 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:16:51,723 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:16:51,726 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:16:51,739 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:16:51,754 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:16:51,759 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:16:51,764 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:16:51,765 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:16:51,772 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:16:51,773 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:16:51,781 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:16:51,783 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:16:51,788 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:16:51,789 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:16:51,793 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:16:51,799 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:16:51,806 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:16:51,814 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:16:51,820 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:16:51,822 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:16:51,827 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:16:51,836 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:16:51,837 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:16:51,837 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:16:51,841 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:16:51,842 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:16:51,843 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:16:51,846 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:16:51,847 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:16:51,848 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:16:51,849 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:16:51,853 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:16:51,854 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:16:51,857 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:16:51,858 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:16:51,858 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:16:51,860 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:16:51,863 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:16:51,864 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:16:51,906 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:16:51,909 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:16:51,911 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:16:51,914 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:16:51,914 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:16:51,915 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:16:51,915 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:16:51,915 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:16:51,915 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:16:51,916 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:16:51,918 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:16:51,919 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:16:51,920 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:16:51,920 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:16:51,922 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:16:51,922 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:16:51,922 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:16:51,922 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:16:51,923 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:16:51,925 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:16:51,925 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:16:51,926 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:16:51,926 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:16:51,926 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:16:51,927 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:16:51,928 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:16:51,928 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:16:51,928 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:16:51,928 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:16:51,931 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:16:51,933 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 -> 14a6f24a6bdf35de79df891bfbd9caede6ab2fee [2019-11-26 17:16:52,534 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:16:52,564 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:16:52,571 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:16:52,575 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:16:52,579 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:16:52,581 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.ufo.BOUNDED-8.pals.c.p+lhb-reducer.c [2019-11-26 17:16:52,728 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/89d95aa32/d3e69c0ecf684539951728370b93c79f/FLAG36b2e0d49 [2019-11-26 17:16:54,207 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:16:54,210 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.ufo.BOUNDED-8.pals.c.p+lhb-reducer.c [2019-11-26 17:16:54,265 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/89d95aa32/d3e69c0ecf684539951728370b93c79f/FLAG36b2e0d49 [2019-11-26 17:16:54,530 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/89d95aa32/d3e69c0ecf684539951728370b93c79f [2019-11-26 17:16:54,537 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:16:54,539 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:16:54,554 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:16:54,554 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:16:54,560 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:16:54,561 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:16:54" (1/1) ... [2019-11-26 17:16:54,567 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@182ffbb3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:54, skipping insertion in model container [2019-11-26 17:16:54,568 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:16:54" (1/1) ... [2019-11-26 17:16:54,577 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:16:54,847 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:16:57,672 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:16:57,703 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:16:59,461 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:16:59,516 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:16:59,520 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:59 WrapperNode [2019-11-26 17:16:59,522 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:16:59,523 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:16:59,527 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:16:59,527 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:16:59,549 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:59" (1/1) ... [2019-11-26 17:16:59,661 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:59" (1/1) ... [2019-11-26 17:16:59,868 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:16:59,869 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:16:59,869 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:16:59,870 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:16:59,890 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:59" (1/1) ... [2019-11-26 17:16:59,896 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:59" (1/1) ... [2019-11-26 17:16:59,924 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:59" (1/1) ... [2019-11-26 17:16:59,925 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:59" (1/1) ... [2019-11-26 17:17:00,032 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:59" (1/1) ... [2019-11-26 17:17:00,093 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:59" (1/1) ... [2019-11-26 17:17:00,117 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:59" (1/1) ... [2019-11-26 17:17:00,146 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:17:00,157 INFO L168 Benchmark]: Toolchain (without parser) took 5612.23 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 869.7 MB in the end (delta: 92.0 MB). Peak memory consumption was 92.1 MB. Max. memory is 12.5 GB. [2019-11-26 17:17:00,158 INFO L168 Benchmark]: CDTParser took 0.35 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 17:17:00,163 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4968.22 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 892.6 MB in the end (delta: 69.1 MB). Peak memory consumption was 69.1 MB. Max. memory is 12.5 GB. [2019-11-26 17:17:00,165 INFO L168 Benchmark]: Boogie Procedure Inliner took 346.20 ms. Allocated memory is still 1.0 GB. Free memory was 892.6 MB in the beginning and 881.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:17:00,169 INFO L168 Benchmark]: Boogie Preprocessor took 279.47 ms. Allocated memory is still 1.0 GB. Free memory was 881.2 MB in the beginning and 869.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:17:00,179 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 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 4968.22 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 892.6 MB in the end (delta: 69.1 MB). Peak memory consumption was 69.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 346.20 ms. Allocated memory is still 1.0 GB. Free memory was 892.6 MB in the beginning and 881.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 279.47 ms. Allocated memory is still 1.0 GB. Free memory was 881.2 MB in the beginning and 869.7 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...