./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.1.ufo.BOUNDED-8.pals.c.v+lhb-reducer.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-reduced/pals_floodmax.4.1.ufo.BOUNDED-8.pals.c.v+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 193021d1fc9dfe209f6838a15e4e01f59e87f871 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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.4.1.ufo.BOUNDED-8.pals.c.v+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 193021d1fc9dfe209f6838a15e4e01f59e87f871 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 21:22:18,734 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:22:18,737 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:22:18,754 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:22:18,755 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:22:18,765 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:22:18,768 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:22:18,781 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:22:18,788 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:22:18,791 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:22:18,792 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:22:18,797 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:22:18,798 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:22:18,803 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:22:18,805 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:22:18,806 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:22:18,808 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:22:18,812 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:22:18,815 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:22:18,821 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:22:18,826 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:22:18,832 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:22:18,833 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:22:18,836 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:22:18,841 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:22:18,841 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:22:18,842 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:22:18,843 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:22:18,844 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:22:18,845 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:22:18,847 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:22:18,847 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:22:18,848 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:22:18,850 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:22:18,853 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:22:18,854 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:22:18,854 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:22:18,856 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:22:18,856 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:22:18,857 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:22:18,861 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:22:18,862 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 21:22:18,889 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:22:18,892 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:22:18,894 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:22:18,894 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:22:18,894 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:22:18,895 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:22:18,895 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:22:18,895 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 21:22:18,897 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:22:18,897 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:22:18,898 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:22:18,898 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:22:18,898 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:22:18,899 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:22:18,899 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:22:18,902 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:22:18,902 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:22:18,902 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:22:18,903 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:22:18,903 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:22:18,903 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:22:18,903 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:22:18,903 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:22:18,904 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:22:18,904 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:22:18,904 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:22:18,904 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 21:22:18,904 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 21:22:18,907 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:22:18,907 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 -> 193021d1fc9dfe209f6838a15e4e01f59e87f871 [2019-11-24 21:22:19,353 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:22:19,371 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:22:19,377 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:22:19,381 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:22:19,382 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:22:19,383 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.1.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c [2019-11-24 21:22:19,490 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9765bdfe2/b28d3d788ec043249921854ac9f206b1/FLAGb5d16b782 [2019-11-24 21:22:20,548 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:22:20,550 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.1.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c [2019-11-24 21:22:20,584 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9765bdfe2/b28d3d788ec043249921854ac9f206b1/FLAGb5d16b782 [2019-11-24 21:22:21,030 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9765bdfe2/b28d3d788ec043249921854ac9f206b1 [2019-11-24 21:22:21,034 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:22:21,035 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:22:21,045 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:22:21,047 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:22:21,053 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:22:21,054 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:22:21" (1/1) ... [2019-11-24 21:22:21,061 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@c2d16a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:21, skipping insertion in model container [2019-11-24 21:22:21,063 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:22:21" (1/1) ... [2019-11-24 21:22:21,079 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:22:21,297 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:22:23,336 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:22:23,362 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:22:24,516 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:22:24,561 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:22:24,564 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:24 WrapperNode [2019-11-24 21:22:24,564 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:22:24,565 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:22:24,566 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:22:24,566 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:22:24,582 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:24" (1/1) ... [2019-11-24 21:22:24,635 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:24" (1/1) ... [2019-11-24 21:22:24,777 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:22:24,778 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:22:24,778 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:22:24,778 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:22:24,797 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:24" (1/1) ... [2019-11-24 21:22:24,801 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:24" (1/1) ... [2019-11-24 21:22:24,817 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:24" (1/1) ... [2019-11-24 21:22:24,818 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:24" (1/1) ... [2019-11-24 21:22:24,879 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:24" (1/1) ... [2019-11-24 21:22:24,920 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:24" (1/1) ... [2019-11-24 21:22:24,941 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:24" (1/1) ... [2019-11-24 21:22:24,973 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:22:24,982 INFO L168 Benchmark]: Toolchain (without parser) took 3940.05 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 921.3 MB in the end (delta: 33.3 MB). Peak memory consumption was 33.3 MB. Max. memory is 12.5 GB. [2019-11-24 21:22:24,983 INFO L168 Benchmark]: CDTParser took 2.17 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 21:22:24,987 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3519.71 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 944.2 MB in the end (delta: 10.3 MB). Peak memory consumption was 39.0 MB. Max. memory is 12.5 GB. [2019-11-24 21:22:24,989 INFO L168 Benchmark]: Boogie Procedure Inliner took 211.88 ms. Allocated memory is still 1.0 GB. Free memory was 944.2 MB in the beginning and 932.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 21:22:24,991 INFO L168 Benchmark]: Boogie Preprocessor took 195.77 ms. Allocated memory is still 1.0 GB. Free memory was 932.7 MB in the beginning and 921.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 21:22:25,001 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.17 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 3519.71 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 944.2 MB in the end (delta: 10.3 MB). Peak memory consumption was 39.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 211.88 ms. Allocated memory is still 1.0 GB. Free memory was 944.2 MB in the beginning and 932.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 195.77 ms. Allocated memory is still 1.0 GB. Free memory was 932.7 MB in the beginning and 921.3 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 0.1.24-32f2683 [2019-11-24 21:22:27,782 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:22:27,788 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:22:27,805 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:22:27,806 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:22:27,817 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:22:27,818 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:22:27,832 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:22:27,838 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:22:27,842 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:22:27,845 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:22:27,848 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:22:27,849 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:22:27,854 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:22:27,855 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:22:27,858 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:22:27,861 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:22:27,862 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:22:27,865 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:22:27,871 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:22:27,877 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:22:27,883 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:22:27,884 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:22:27,886 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:22:27,892 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:22:27,893 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:22:27,893 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:22:27,896 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:22:27,896 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:22:27,897 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:22:27,900 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:22:27,901 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:22:27,901 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:22:27,903 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:22:27,905 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:22:27,905 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:22:27,908 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:22:27,909 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:22:27,909 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:22:27,910 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:22:27,912 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:22:27,913 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 21:22:27,943 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:22:27,943 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:22:27,945 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:22:27,947 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:22:27,947 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:22:27,947 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:22:27,947 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:22:27,948 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:22:27,948 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:22:27,948 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:22:27,951 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:22:27,951 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:22:27,951 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:22:27,951 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 21:22:27,952 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 21:22:27,952 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:22:27,952 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:22:27,952 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:22:27,952 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:22:27,955 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:22:27,955 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:22:27,955 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:22:27,956 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:22:27,956 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:22:27,956 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:22:27,956 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:22:27,956 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:22:27,957 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 21:22:27,957 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 21:22:27,957 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:22:27,958 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 21:22:27,960 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 -> 193021d1fc9dfe209f6838a15e4e01f59e87f871 [2019-11-24 21:22:28,419 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:22:28,436 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:22:28,442 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:22:28,445 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:22:28,449 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:22:28,450 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.1.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c [2019-11-24 21:22:28,553 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3fd7aa393/4acbe7e7f498417fa281a83092ac62aa/FLAG552c2bee0 [2019-11-24 21:22:29,543 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:22:29,547 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.1.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c [2019-11-24 21:22:29,588 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3fd7aa393/4acbe7e7f498417fa281a83092ac62aa/FLAG552c2bee0 [2019-11-24 21:22:30,068 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3fd7aa393/4acbe7e7f498417fa281a83092ac62aa [2019-11-24 21:22:30,072 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:22:30,073 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:22:30,085 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:22:30,085 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:22:30,093 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:22:30,094 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:22:30" (1/1) ... [2019-11-24 21:22:30,097 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ecb26ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:30, skipping insertion in model container [2019-11-24 21:22:30,098 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:22:30" (1/1) ... [2019-11-24 21:22:30,104 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:22:30,315 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:22:32,652 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:22:32,673 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:22:33,994 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:22:34,044 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:22:34,045 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:34 WrapperNode [2019-11-24 21:22:34,046 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:22:34,047 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:22:34,049 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:22:34,050 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:22:34,065 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:34" (1/1) ... [2019-11-24 21:22:34,147 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:34" (1/1) ... [2019-11-24 21:22:34,307 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:22:34,308 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:22:34,308 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:22:34,308 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:22:34,325 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:34" (1/1) ... [2019-11-24 21:22:34,325 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:34" (1/1) ... [2019-11-24 21:22:34,350 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:34" (1/1) ... [2019-11-24 21:22:34,350 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:34" (1/1) ... [2019-11-24 21:22:34,415 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:34" (1/1) ... [2019-11-24 21:22:34,454 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:34" (1/1) ... [2019-11-24 21:22:34,479 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:34" (1/1) ... [2019-11-24 21:22:34,502 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:22:34,510 INFO L168 Benchmark]: Toolchain (without parser) took 4433.38 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 868.3 MB in the end (delta: 87.7 MB). Peak memory consumption was 87.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:22:34,511 INFO L168 Benchmark]: CDTParser took 0.24 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 21:22:34,516 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3961.61 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 891.2 MB in the end (delta: 64.8 MB). Peak memory consumption was 64.8 MB. Max. memory is 12.5 GB. [2019-11-24 21:22:34,517 INFO L168 Benchmark]: Boogie Procedure Inliner took 261.08 ms. Allocated memory is still 1.0 GB. Free memory was 891.2 MB in the beginning and 879.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 21:22:34,519 INFO L168 Benchmark]: Boogie Preprocessor took 196.77 ms. Allocated memory is still 1.0 GB. Free memory was 879.7 MB in the beginning and 868.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 21:22:34,526 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 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 3961.61 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 891.2 MB in the end (delta: 64.8 MB). Peak memory consumption was 64.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 261.08 ms. Allocated memory is still 1.0 GB. Free memory was 891.2 MB in the beginning and 879.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 196.77 ms. Allocated memory is still 1.0 GB. Free memory was 879.7 MB in the beginning and 868.3 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...