./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.2.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.4.2.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 25fad8115c3b7e4de7318350307eaff3bebed3c0 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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.4.2.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 25fad8115c3b7e4de7318350307eaff3bebed3c0 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 10:04:13,722 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:04:13,727 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:04:13,759 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:04:13,761 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:04:13,763 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:04:13,773 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:04:13,790 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:04:13,794 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:04:13,804 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:04:13,806 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:04:13,810 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:04:13,812 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:04:13,818 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:04:13,820 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:04:13,822 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:04:13,827 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:04:13,829 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:04:13,838 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:04:13,844 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:04:13,854 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:04:13,860 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:04:13,864 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:04:13,868 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:04:13,878 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:04:13,879 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:04:13,879 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:04:13,881 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:04:13,882 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:04:13,886 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:04:13,886 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:04:13,887 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:04:13,892 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:04:13,893 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:04:13,897 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:04:13,898 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:04:13,899 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:04:13,901 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:04:13,901 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:04:13,906 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:04:13,907 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:04:13,909 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 10:04:13,949 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:04:13,954 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:04:13,957 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:04:13,957 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:04:13,958 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:04:13,958 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:04:13,961 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:04:13,961 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 10:04:13,961 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:04:13,962 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:04:13,963 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:04:13,963 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:04:13,964 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:04:13,965 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:04:13,965 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:04:13,966 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:04:13,969 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:04:13,969 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:04:13,970 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:04:13,970 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:04:13,970 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:04:13,970 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:04:13,971 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:04:13,971 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:04:13,971 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:04:13,972 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 10:04:13,972 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 10:04:13,974 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:04:13,974 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 -> 25fad8115c3b7e4de7318350307eaff3bebed3c0 [2019-11-27 10:04:14,619 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:04:14,651 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:04:14,660 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:04:14,662 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:04:14,665 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:04:14,666 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.2.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-27 10:04:14,821 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2ede88380/8acf2ffc690841649a9a609f6d5d6765/FLAG3f39b25fd [2019-11-27 10:04:16,203 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:04:16,206 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.2.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-27 10:04:16,242 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2ede88380/8acf2ffc690841649a9a609f6d5d6765/FLAG3f39b25fd [2019-11-27 10:04:16,287 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2ede88380/8acf2ffc690841649a9a609f6d5d6765 [2019-11-27 10:04:16,293 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:04:16,296 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:04:16,302 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:04:16,303 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:04:16,312 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:04:16,313 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:04:16" (1/1) ... [2019-11-27 10:04:16,321 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 10:04:16, skipping insertion in model container [2019-11-27 10:04:16,322 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:04:16" (1/1) ... [2019-11-27 10:04:16,332 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:04:16,543 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:04:18,035 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:04:18,068 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:04:18,723 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:04:18,777 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:04:18,779 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:18 WrapperNode [2019-11-27 10:04:18,780 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:04:18,783 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:04:18,784 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:04:18,784 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:04:18,807 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:18" (1/1) ... [2019-11-27 10:04:18,861 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:18" (1/1) ... [2019-11-27 10:04:19,035 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:04:19,041 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:04:19,041 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:04:19,042 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:04:19,063 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:18" (1/1) ... [2019-11-27 10:04:19,065 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:18" (1/1) ... [2019-11-27 10:04:19,090 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:18" (1/1) ... [2019-11-27 10:04:19,091 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:18" (1/1) ... [2019-11-27 10:04:19,180 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:18" (1/1) ... [2019-11-27 10:04:19,249 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:18" (1/1) ... [2019-11-27 10:04:19,275 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:18" (1/1) ... [2019-11-27 10:04:19,308 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:04:19,316 INFO L168 Benchmark]: Toolchain (without parser) took 3014.80 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 944.7 MB in the end (delta: 22.7 MB). Peak memory consumption was 22.8 MB. Max. memory is 12.5 GB. [2019-11-27 10:04:19,318 INFO L168 Benchmark]: CDTParser took 3.27 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 10:04:19,321 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2479.82 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 961.9 MB in the end (delta: 5.5 MB). Peak memory consumption was 32.8 MB. Max. memory is 12.5 GB. [2019-11-27 10:04:19,324 INFO L168 Benchmark]: Boogie Procedure Inliner took 258.09 ms. Allocated memory is still 1.0 GB. Free memory was 961.9 MB in the beginning and 950.4 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 10:04:19,329 INFO L168 Benchmark]: Boogie Preprocessor took 267.31 ms. Allocated memory is still 1.0 GB. Free memory was 950.4 MB in the beginning and 944.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:04:19,339 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.27 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 2479.82 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 961.9 MB in the end (delta: 5.5 MB). Peak memory consumption was 32.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 258.09 ms. Allocated memory is still 1.0 GB. Free memory was 961.9 MB in the beginning and 950.4 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 267.31 ms. Allocated memory is still 1.0 GB. Free memory was 950.4 MB in the beginning and 944.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 10:04:23,349 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:04:23,356 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:04:23,389 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:04:23,391 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:04:23,393 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:04:23,400 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:04:23,415 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:04:23,418 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:04:23,423 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:04:23,426 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:04:23,432 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:04:23,432 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:04:23,440 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:04:23,444 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:04:23,447 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:04:23,454 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:04:23,458 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:04:23,462 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:04:23,472 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:04:23,477 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:04:23,485 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:04:23,487 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:04:23,491 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:04:23,499 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:04:23,502 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:04:23,502 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:04:23,505 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:04:23,505 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:04:23,508 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:04:23,510 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:04:23,511 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:04:23,512 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:04:23,516 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:04:23,519 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:04:23,521 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:04:23,522 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:04:23,524 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:04:23,524 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:04:23,528 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:04:23,532 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:04:23,533 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 10:04:23,574 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:04:23,574 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:04:23,578 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:04:23,580 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:04:23,580 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:04:23,580 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:04:23,581 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:04:23,583 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:04:23,583 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:04:23,583 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:04:23,585 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:04:23,585 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:04:23,586 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 10:04:23,588 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 10:04:23,589 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:04:23,589 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:04:23,589 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:04:23,590 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:04:23,590 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:04:23,593 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:04:23,593 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:04:23,593 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:04:23,594 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:04:23,594 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:04:23,594 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:04:23,595 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:04:23,595 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 10:04:23,595 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 10:04:23,595 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:04:23,598 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 10:04:23,599 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 -> 25fad8115c3b7e4de7318350307eaff3bebed3c0 [2019-11-27 10:04:24,180 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:04:24,212 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:04:24,219 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:04:24,221 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:04:24,225 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:04:24,227 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.2.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-27 10:04:24,388 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/da2c2825e/888a4c1e92ef460181c9c7a5ccdc31f2/FLAGa132cee52 [2019-11-27 10:04:25,794 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:04:25,798 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.2.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-27 10:04:25,833 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/da2c2825e/888a4c1e92ef460181c9c7a5ccdc31f2/FLAGa132cee52 [2019-11-27 10:04:25,867 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/da2c2825e/888a4c1e92ef460181c9c7a5ccdc31f2 [2019-11-27 10:04:25,875 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:04:25,878 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:04:25,884 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:04:25,885 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:04:25,888 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:04:25,893 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:04:25" (1/1) ... [2019-11-27 10:04:25,902 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44395090 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:25, skipping insertion in model container [2019-11-27 10:04:25,905 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:04:25" (1/1) ... [2019-11-27 10:04:25,922 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:04:26,079 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:04:27,798 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:04:27,831 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:04:28,843 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:04:28,897 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:04:28,898 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:28 WrapperNode [2019-11-27 10:04:28,900 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:04:28,901 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:04:28,901 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:04:28,901 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:04:28,923 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:28" (1/1) ... [2019-11-27 10:04:29,016 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:28" (1/1) ... [2019-11-27 10:04:29,191 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:04:29,191 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:04:29,192 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:04:29,192 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:04:29,204 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:28" (1/1) ... [2019-11-27 10:04:29,204 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:28" (1/1) ... [2019-11-27 10:04:29,243 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:28" (1/1) ... [2019-11-27 10:04:29,244 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:28" (1/1) ... [2019-11-27 10:04:29,333 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:28" (1/1) ... [2019-11-27 10:04:29,392 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:28" (1/1) ... [2019-11-27 10:04:29,409 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:28" (1/1) ... [2019-11-27 10:04:29,445 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:04:29,460 INFO L168 Benchmark]: Toolchain (without parser) took 3577.21 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 926.3 MB in the end (delta: 35.4 MB). Peak memory consumption was 35.4 MB. Max. memory is 12.5 GB. [2019-11-27 10:04:29,463 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 10:04:29,464 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3016.23 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 943.5 MB in the end (delta: 18.2 MB). Peak memory consumption was 32.6 MB. Max. memory is 12.5 GB. [2019-11-27 10:04:29,468 INFO L168 Benchmark]: Boogie Procedure Inliner took 290.35 ms. Allocated memory is still 1.0 GB. Free memory was 937.8 MB in the beginning and 932.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:04:29,470 INFO L168 Benchmark]: Boogie Preprocessor took 261.26 ms. Allocated memory is still 1.0 GB. Free memory was 932.1 MB in the beginning and 926.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:04:29,478 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 3016.23 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 943.5 MB in the end (delta: 18.2 MB). Peak memory consumption was 32.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 290.35 ms. Allocated memory is still 1.0 GB. Free memory was 937.8 MB in the beginning and 932.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 261.26 ms. Allocated memory is still 1.0 GB. Free memory was 932.1 MB in the beginning and 926.3 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...