./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.3.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 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.4.3.ufo.UNBOUNDED.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 7e79a792307a044a5785fc2ea5221448b716f505 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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.4.3.ufo.UNBOUNDED.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 7e79a792307a044a5785fc2ea5221448b716f505 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 10:04:15,805 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:04:15,810 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:04:15,837 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:04:15,839 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:04:15,841 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:04:15,844 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:04:15,869 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:04:15,872 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:04:15,878 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:04:15,883 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:04:15,886 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:04:15,889 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:04:15,893 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:04:15,898 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:04:15,904 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:04:15,906 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:04:15,910 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:04:15,917 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:04:15,927 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:04:15,932 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:04:15,939 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:04:15,943 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:04:15,947 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:04:15,955 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:04:15,956 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:04:15,958 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:04:15,960 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:04:15,961 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:04:15,965 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:04:15,966 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:04:15,967 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:04:15,970 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:04:15,972 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:04:15,976 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:04:15,977 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:04:15,978 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:04:15,980 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:04:15,980 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:04:15,984 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:04:15,986 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:04:15,988 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 10:04:16,031 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:04:16,032 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:04:16,037 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:04:16,038 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:04:16,038 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:04:16,038 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:04:16,040 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:04:16,040 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 10:04:16,040 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:04:16,041 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:04:16,043 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:04:16,043 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:04:16,045 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:04:16,045 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:04:16,046 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:04:16,046 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:04:16,048 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:04:16,048 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:04:16,049 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:04:16,049 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:04:16,049 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:04:16,051 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:04:16,051 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:04:16,051 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:04:16,052 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:04:16,054 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 10:04:16,054 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 10:04:16,054 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:04:16,055 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 -> 7e79a792307a044a5785fc2ea5221448b716f505 [2019-11-27 10:04:16,669 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:04:16,698 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:04:16,706 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:04:16,709 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:04:16,714 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:04:16,715 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.3.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-27 10:04:16,864 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b64648860/4cb93047757b4a2d8204fe5ea833d36d/FLAG775d55855 [2019-11-27 10:04:18,077 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:04:18,082 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.3.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-27 10:04:18,118 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b64648860/4cb93047757b4a2d8204fe5ea833d36d/FLAG775d55855 [2019-11-27 10:04:18,488 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b64648860/4cb93047757b4a2d8204fe5ea833d36d [2019-11-27 10:04:18,492 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:04:18,494 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:04:18,503 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:04:18,504 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:04:18,508 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:04:18,509 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:04:18" (1/1) ... [2019-11-27 10:04:18,516 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b170820 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:18, skipping insertion in model container [2019-11-27 10:04:18,517 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:04:18" (1/1) ... [2019-11-27 10:04:18,533 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:04:18,760 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:04:20,887 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:04:20,926 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:04:21,848 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:04:21,906 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:04:21,911 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:21 WrapperNode [2019-11-27 10:04:21,912 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:04:21,913 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:04:21,914 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:04:21,914 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:04:21,935 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:21" (1/1) ... [2019-11-27 10:04:22,005 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:21" (1/1) ... [2019-11-27 10:04:22,189 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:04:22,192 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:04:22,195 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:04:22,195 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:04:22,214 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:21" (1/1) ... [2019-11-27 10:04:22,219 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:21" (1/1) ... [2019-11-27 10:04:22,244 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:21" (1/1) ... [2019-11-27 10:04:22,245 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:21" (1/1) ... [2019-11-27 10:04:22,325 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:21" (1/1) ... [2019-11-27 10:04:22,383 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:21" (1/1) ... [2019-11-27 10:04:22,401 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:21" (1/1) ... [2019-11-27 10:04:22,432 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:04:22,443 INFO L168 Benchmark]: Toolchain (without parser) took 3944.24 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 944.8 MB in the end (delta: 18.3 MB). Peak memory consumption was 18.4 MB. Max. memory is 12.5 GB. [2019-11-27 10:04:22,444 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. [2019-11-27 10:04:22,447 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3409.32 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 957.4 MB in the beginning and 956.2 MB in the end (delta: 1.2 MB). Peak memory consumption was 32.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:04:22,449 INFO L168 Benchmark]: Boogie Procedure Inliner took 278.34 ms. Allocated memory is still 1.0 GB. Free memory was 956.2 MB in the beginning and 950.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:04:22,455 INFO L168 Benchmark]: Boogie Preprocessor took 243.68 ms. Allocated memory is still 1.0 GB. Free memory was 950.5 MB in the beginning and 944.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:04:22,466 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 3409.32 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 957.4 MB in the beginning and 956.2 MB in the end (delta: 1.2 MB). Peak memory consumption was 32.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 278.34 ms. Allocated memory is still 1.0 GB. Free memory was 956.2 MB in the beginning and 950.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 243.68 ms. Allocated memory is still 1.0 GB. Free memory was 950.5 MB in the beginning and 944.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 10:04:26,357 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:04:26,363 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:04:26,398 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:04:26,400 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:04:26,402 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:04:26,408 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:04:26,420 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:04:26,428 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:04:26,435 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:04:26,439 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:04:26,442 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:04:26,445 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:04:26,448 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:04:26,453 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:04:26,456 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:04:26,462 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:04:26,463 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:04:26,467 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:04:26,476 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:04:26,483 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:04:26,491 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:04:26,493 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:04:26,498 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:04:26,506 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:04:26,506 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:04:26,507 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:04:26,510 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:04:26,511 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:04:26,513 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:04:26,518 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:04:26,519 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:04:26,520 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:04:26,521 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:04:26,525 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:04:26,526 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:04:26,527 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:04:26,530 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:04:26,530 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:04:26,531 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:04:26,534 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:04:26,539 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 10:04:26,591 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:04:26,594 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:04:26,598 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:04:26,598 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:04:26,600 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:04:26,600 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:04:26,602 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:04:26,604 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:04:26,604 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:04:26,604 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:04:26,605 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:04:26,607 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:04:26,607 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 10:04:26,607 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 10:04:26,610 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:04:26,610 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:04:26,610 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:04:26,611 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:04:26,613 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:04:26,613 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:04:26,613 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:04:26,614 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:04:26,614 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:04:26,615 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:04:26,615 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:04:26,618 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:04:26,618 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 10:04:26,618 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 10:04:26,619 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:04:26,620 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 10:04:26,621 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 -> 7e79a792307a044a5785fc2ea5221448b716f505 [2019-11-27 10:04:27,168 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:04:27,205 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:04:27,215 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:04:27,218 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:04:27,221 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:04:27,223 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.3.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-27 10:04:27,382 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e1bd0c6b8/dd156e06b4b14aa3b613579e92c116e9/FLAG6a1794b75 [2019-11-27 10:04:28,771 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:04:28,772 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.3.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-27 10:04:28,821 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e1bd0c6b8/dd156e06b4b14aa3b613579e92c116e9/FLAG6a1794b75 [2019-11-27 10:04:28,846 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e1bd0c6b8/dd156e06b4b14aa3b613579e92c116e9 [2019-11-27 10:04:28,852 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:04:28,854 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:04:28,871 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:04:28,872 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:04:28,876 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:04:28,877 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:04:28" (1/1) ... [2019-11-27 10:04:28,881 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b1bd386 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:28, skipping insertion in model container [2019-11-27 10:04:28,881 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:04:28" (1/1) ... [2019-11-27 10:04:28,908 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:04:29,113 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:04:31,305 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:04:31,342 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:04:32,594 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:04:32,651 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:04:32,655 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:32 WrapperNode [2019-11-27 10:04:32,655 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:04:32,660 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:04:32,660 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:04:32,661 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:04:32,681 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:32" (1/1) ... [2019-11-27 10:04:32,785 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:32" (1/1) ... [2019-11-27 10:04:32,952 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:04:32,953 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:04:32,953 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:04:32,954 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:04:32,977 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:32" (1/1) ... [2019-11-27 10:04:32,980 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:32" (1/1) ... [2019-11-27 10:04:33,011 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:32" (1/1) ... [2019-11-27 10:04:33,011 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:32" (1/1) ... [2019-11-27 10:04:33,103 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:32" (1/1) ... [2019-11-27 10:04:33,158 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:32" (1/1) ... [2019-11-27 10:04:33,179 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:32" (1/1) ... [2019-11-27 10:04:33,216 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:04:33,225 INFO L168 Benchmark]: Toolchain (without parser) took 4366.41 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 904.6 MB in the end (delta: 57.1 MB). Peak memory consumption was 57.1 MB. Max. memory is 12.5 GB. [2019-11-27 10:04:33,227 INFO L168 Benchmark]: CDTParser took 0.42 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. [2019-11-27 10:04:33,232 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3785.17 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 921.8 MB in the end (delta: 34.2 MB). Peak memory consumption was 34.2 MB. Max. memory is 12.5 GB. [2019-11-27 10:04:33,233 INFO L168 Benchmark]: Boogie Procedure Inliner took 293.10 ms. Allocated memory is still 1.0 GB. Free memory was 921.8 MB in the beginning and 910.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 10:04:33,238 INFO L168 Benchmark]: Boogie Preprocessor took 264.47 ms. Allocated memory is still 1.0 GB. Free memory was 910.3 MB in the beginning and 904.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:04:33,247 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42 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 3785.17 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 921.8 MB in the end (delta: 34.2 MB). Peak memory consumption was 34.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 293.10 ms. Allocated memory is still 1.0 GB. Free memory was 921.8 MB in the beginning and 910.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 264.47 ms. Allocated memory is still 1.0 GB. Free memory was 910.3 MB in the beginning and 904.6 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...