./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+lhb-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+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 58f1b21ee4697b31eefc984272eb75bad368aa44 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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+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 58f1b21ee4697b31eefc984272eb75bad368aa44 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 10:04:12,219 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:04:12,221 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:04:12,245 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:04:12,249 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:04:12,251 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:04:12,253 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:04:12,266 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:04:12,272 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:04:12,279 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:04:12,280 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:04:12,282 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:04:12,285 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:04:12,287 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:04:12,288 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:04:12,291 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:04:12,292 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:04:12,295 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:04:12,298 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:04:12,306 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:04:12,311 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:04:12,318 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:04:12,319 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:04:12,320 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:04:12,325 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:04:12,328 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:04:12,328 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:04:12,330 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:04:12,330 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:04:12,331 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:04:12,333 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:04:12,333 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:04:12,336 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:04:12,337 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:04:12,341 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:04:12,342 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:04:12,343 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:04:12,343 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:04:12,343 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:04:12,344 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:04:12,347 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:04:12,348 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 10:04:12,377 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:04:12,377 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:04:12,382 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:04:12,382 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:04:12,382 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:04:12,383 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:04:12,383 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:04:12,383 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 10:04:12,383 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:04:12,383 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:04:12,384 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:04:12,385 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:04:12,386 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:04:12,386 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:04:12,386 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:04:12,386 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:04:12,388 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:04:12,388 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:04:12,388 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:04:12,388 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:04:12,389 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:04:12,389 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:04:12,390 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:04:12,390 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:04:12,390 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:04:12,392 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 10:04:12,392 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 10:04:12,392 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:04:12,392 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 -> 58f1b21ee4697b31eefc984272eb75bad368aa44 [2019-11-27 10:04:12,757 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:04:12,775 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:04:12,781 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:04:12,783 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:04:12,787 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:04:12,788 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.2.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-27 10:04:12,898 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0ec6a0d04/3bb2b6fc82d4474bad6b3fb4abbed7a5/FLAG44fcde614 [2019-11-27 10:04:13,858 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:04:13,864 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.2.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-27 10:04:13,899 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0ec6a0d04/3bb2b6fc82d4474bad6b3fb4abbed7a5/FLAG44fcde614 [2019-11-27 10:04:13,938 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0ec6a0d04/3bb2b6fc82d4474bad6b3fb4abbed7a5 [2019-11-27 10:04:13,944 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:04:13,945 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:04:13,952 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:04:13,952 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:04:13,955 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:04:13,956 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:04:13" (1/1) ... [2019-11-27 10:04:13,959 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7df2acde and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:13, skipping insertion in model container [2019-11-27 10:04:13,959 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:04:13" (1/1) ... [2019-11-27 10:04:13,984 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:04:14,121 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:04:15,320 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:04:15,349 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:04:16,105 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:04:16,151 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:04:16,152 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:16 WrapperNode [2019-11-27 10:04:16,153 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:04:16,154 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:04:16,154 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:04:16,154 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:04:16,167 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:16" (1/1) ... [2019-11-27 10:04:16,214 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:16" (1/1) ... [2019-11-27 10:04:16,314 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:04:16,316 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:04:16,316 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:04:16,316 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:04:16,330 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:16" (1/1) ... [2019-11-27 10:04:16,333 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:16" (1/1) ... [2019-11-27 10:04:16,344 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:16" (1/1) ... [2019-11-27 10:04:16,345 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:16" (1/1) ... [2019-11-27 10:04:16,389 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:16" (1/1) ... [2019-11-27 10:04:16,419 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:16" (1/1) ... [2019-11-27 10:04:16,430 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:16" (1/1) ... [2019-11-27 10:04:16,448 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:04:16,456 INFO L168 Benchmark]: Toolchain (without parser) took 2506.51 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 950.6 MB in the end (delta: 9.6 MB). Peak memory consumption was 9.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:04:16,457 INFO L168 Benchmark]: CDTParser took 0.25 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 10:04:16,460 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2201.26 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 962.1 MB in the end (delta: -1.8 MB). Peak memory consumption was 32.6 MB. Max. memory is 12.5 GB. [2019-11-27 10:04:16,461 INFO L168 Benchmark]: Boogie Procedure Inliner took 162.10 ms. Allocated memory is still 1.0 GB. Free memory was 962.1 MB in the beginning and 956.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:04:16,464 INFO L168 Benchmark]: Boogie Preprocessor took 133.78 ms. Allocated memory is still 1.0 GB. Free memory was 956.4 MB in the beginning and 950.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:04:16,473 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 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 2201.26 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 962.1 MB in the end (delta: -1.8 MB). Peak memory consumption was 32.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 162.10 ms. Allocated memory is still 1.0 GB. Free memory was 962.1 MB in the beginning and 956.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 133.78 ms. Allocated memory is still 1.0 GB. Free memory was 956.4 MB in the beginning and 950.6 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... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 10:04:19,160 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:04:19,167 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:04:19,188 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:04:19,190 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:04:19,194 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:04:19,200 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:04:19,210 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:04:19,214 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:04:19,218 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:04:19,221 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:04:19,224 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:04:19,226 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:04:19,228 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:04:19,231 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:04:19,233 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:04:19,237 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:04:19,237 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:04:19,244 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:04:19,247 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:04:19,252 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:04:19,253 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:04:19,254 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:04:19,260 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:04:19,265 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:04:19,265 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:04:19,266 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:04:19,269 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:04:19,269 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:04:19,270 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:04:19,273 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:04:19,274 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:04:19,274 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:04:19,275 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:04:19,280 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:04:19,280 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:04:19,281 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:04:19,282 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:04:19,282 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:04:19,287 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:04:19,288 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:04:19,291 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 10:04:19,318 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:04:19,320 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:04:19,322 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:04:19,323 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:04:19,323 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:04:19,326 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:04:19,326 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:04:19,326 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:04:19,327 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:04:19,327 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:04:19,328 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:04:19,328 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:04:19,328 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 10:04:19,328 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 10:04:19,329 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:04:19,329 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:04:19,329 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:04:19,329 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:04:19,329 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:04:19,330 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:04:19,332 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:04:19,332 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:04:19,332 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:04:19,332 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:04:19,333 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:04:19,333 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:04:19,333 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 10:04:19,333 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 10:04:19,333 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:04:19,334 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 10:04:19,335 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 -> 58f1b21ee4697b31eefc984272eb75bad368aa44 [2019-11-27 10:04:19,803 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:04:19,823 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:04:19,830 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:04:19,834 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:04:19,834 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:04:19,835 INFO L428 ainManager$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+lhb-reducer.c [2019-11-27 10:04:19,939 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cca90014e/f14ddb17b8cd483c952bef9753f943a9/FLAG7a3f55f31 [2019-11-27 10:04:20,866 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:04:20,872 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.2.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-27 10:04:20,895 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cca90014e/f14ddb17b8cd483c952bef9753f943a9/FLAG7a3f55f31 [2019-11-27 10:04:20,956 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cca90014e/f14ddb17b8cd483c952bef9753f943a9 [2019-11-27 10:04:20,964 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:04:20,968 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:04:20,970 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:04:20,970 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:04:20,976 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:04:20,977 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:04:20" (1/1) ... [2019-11-27 10:04:20,983 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@705aff29 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:20, skipping insertion in model container [2019-11-27 10:04:20,984 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:04:20" (1/1) ... [2019-11-27 10:04:21,001 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:04:21,124 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:04:22,463 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:04:22,486 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:04:23,263 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:04:23,304 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:04:23,305 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:23 WrapperNode [2019-11-27 10:04:23,305 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:04:23,306 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:04:23,306 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:04:23,307 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:04:23,321 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:23" (1/1) ... [2019-11-27 10:04:23,388 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:23" (1/1) ... [2019-11-27 10:04:23,484 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:04:23,486 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:04:23,486 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:04:23,486 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:04:23,503 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:23" (1/1) ... [2019-11-27 10:04:23,506 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:23" (1/1) ... [2019-11-27 10:04:23,520 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:23" (1/1) ... [2019-11-27 10:04:23,521 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:23" (1/1) ... [2019-11-27 10:04:23,581 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:23" (1/1) ... [2019-11-27 10:04:23,619 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:23" (1/1) ... [2019-11-27 10:04:23,630 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:23" (1/1) ... [2019-11-27 10:04:23,651 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:04:23,658 INFO L168 Benchmark]: Toolchain (without parser) took 2685.83 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 916.2 MB in the end (delta: 45.5 MB). Peak memory consumption was 45.5 MB. Max. memory is 12.5 GB. [2019-11-27 10:04:23,659 INFO L168 Benchmark]: CDTParser took 0.23 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 10:04:23,662 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2336.35 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 933.4 MB in the end (delta: 28.3 MB). Peak memory consumption was 32.6 MB. Max. memory is 12.5 GB. [2019-11-27 10:04:23,663 INFO L168 Benchmark]: Boogie Procedure Inliner took 179.44 ms. Allocated memory is still 1.0 GB. Free memory was 933.4 MB in the beginning and 922.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 10:04:23,665 INFO L168 Benchmark]: Boogie Preprocessor took 165.88 ms. Allocated memory is still 1.0 GB. Free memory was 922.0 MB in the beginning and 916.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:04:23,672 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 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 2336.35 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 933.4 MB in the end (delta: 28.3 MB). Peak memory consumption was 32.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 179.44 ms. Allocated memory is still 1.0 GB. Free memory was 933.4 MB in the beginning and 922.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 165.88 ms. Allocated memory is still 1.0 GB. Free memory was 922.0 MB in the beginning and 916.2 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...