./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded/pals_floodmax.5.1.ufo.UNBOUNDED.pals.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/pals_floodmax.5.1.ufo.UNBOUNDED.pals.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 bf0ce8cc76a7e733080107e6c53ed94fae14f207 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/pals_floodmax.5.1.ufo.UNBOUNDED.pals.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 bf0ce8cc76a7e733080107e6c53ed94fae14f207 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 10:01:09,093 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:01:09,101 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:01:09,136 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:01:09,140 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:01:09,142 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:01:09,146 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:01:09,163 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:01:09,167 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:01:09,175 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:01:09,176 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:01:09,180 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:01:09,183 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:01:09,187 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:01:09,193 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:01:09,195 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:01:09,199 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:01:09,204 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:01:09,211 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:01:09,220 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:01:09,225 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:01:09,234 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:01:09,238 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:01:09,240 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:01:09,249 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:01:09,249 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:01:09,250 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:01:09,254 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:01:09,255 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:01:09,259 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:01:09,260 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:01:09,261 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:01:09,265 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:01:09,266 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:01:09,269 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:01:09,270 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:01:09,275 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:01:09,275 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:01:09,277 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:01:09,278 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:01:09,281 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:01:09,283 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 10:01:09,324 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:01:09,326 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:01:09,330 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:01:09,332 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:01:09,332 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:01:09,333 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:01:09,333 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:01:09,335 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 10:01:09,335 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:01:09,335 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:01:09,337 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:01:09,338 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:01:09,340 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:01:09,340 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:01:09,341 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:01:09,341 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:01:09,341 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:01:09,342 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:01:09,343 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:01:09,343 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:01:09,343 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:01:09,345 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:01:09,345 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:01:09,345 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:01:09,346 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:01:09,347 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 10:01:09,348 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 10:01:09,348 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:01:09,348 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 -> bf0ce8cc76a7e733080107e6c53ed94fae14f207 [2019-11-27 10:01:09,873 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:01:09,892 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:01:09,896 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:01:09,902 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:01:09,902 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:01:09,903 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_floodmax.5.1.ufo.UNBOUNDED.pals.c [2019-11-27 10:01:10,037 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/be4c8df8b/072ad0d7edf14afb975259c541c6478f/FLAG024930d64 [2019-11-27 10:01:11,332 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:01:11,335 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_floodmax.5.1.ufo.UNBOUNDED.pals.c [2019-11-27 10:01:11,382 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/be4c8df8b/072ad0d7edf14afb975259c541c6478f/FLAG024930d64 [2019-11-27 10:01:11,423 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/be4c8df8b/072ad0d7edf14afb975259c541c6478f [2019-11-27 10:01:11,431 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:01:11,434 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:01:11,439 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:01:11,442 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:01:11,449 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:01:11,450 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:01:11" (1/1) ... [2019-11-27 10:01:11,458 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ef5a3f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:11, skipping insertion in model container [2019-11-27 10:01:11,459 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:01:11" (1/1) ... [2019-11-27 10:01:11,479 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:01:11,617 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:01:12,853 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:01:12,885 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:01:13,194 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:01:13,243 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:01:13,251 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:13 WrapperNode [2019-11-27 10:01:13,252 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:01:13,253 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:01:13,253 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:01:13,254 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:01:13,264 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:13" (1/1) ... [2019-11-27 10:01:13,325 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:13" (1/1) ... [2019-11-27 10:01:13,491 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:01:13,492 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:01:13,493 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:01:13,496 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:01:13,517 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:13" (1/1) ... [2019-11-27 10:01:13,519 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:13" (1/1) ... [2019-11-27 10:01:13,541 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:13" (1/1) ... [2019-11-27 10:01:13,543 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:13" (1/1) ... [2019-11-27 10:01:13,623 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:13" (1/1) ... [2019-11-27 10:01:13,706 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:13" (1/1) ... [2019-11-27 10:01:13,729 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:13" (1/1) ... [2019-11-27 10:01:13,773 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:01:13,784 INFO L168 Benchmark]: Toolchain (without parser) took 2345.77 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 939.4 MB in the end (delta: 22.3 MB). Peak memory consumption was 22.4 MB. Max. memory is 12.5 GB. [2019-11-27 10:01:13,788 INFO L168 Benchmark]: CDTParser took 2.42 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 10:01:13,789 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1813.10 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 962.3 MB in the end (delta: -592.3 kB). Peak memory consumption was 26.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:01:13,793 INFO L168 Benchmark]: Boogie Procedure Inliner took 239.01 ms. Allocated memory is still 1.0 GB. Free memory was 962.3 MB in the beginning and 950.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 10:01:13,798 INFO L168 Benchmark]: Boogie Preprocessor took 284.95 ms. Allocated memory is still 1.0 GB. Free memory was 950.8 MB in the beginning and 939.4 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 10:01:13,810 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.42 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 1813.10 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 962.3 MB in the end (delta: -592.3 kB). Peak memory consumption was 26.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 239.01 ms. Allocated memory is still 1.0 GB. Free memory was 962.3 MB in the beginning and 950.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 284.95 ms. Allocated memory is still 1.0 GB. Free memory was 950.8 MB in the beginning and 939.4 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 10:01:17,762 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:01:17,769 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:01:17,803 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:01:17,807 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:01:17,810 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:01:17,817 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:01:17,828 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:01:17,838 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:01:17,843 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:01:17,847 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:01:17,850 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:01:17,851 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:01:17,855 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:01:17,859 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:01:17,862 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:01:17,866 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:01:17,867 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:01:17,872 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:01:17,878 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:01:17,888 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:01:17,896 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:01:17,897 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:01:17,904 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:01:17,908 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:01:17,911 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:01:17,911 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:01:17,913 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:01:17,916 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:01:17,917 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:01:17,921 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:01:17,922 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:01:17,923 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:01:17,926 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:01:17,931 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:01:17,932 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:01:17,933 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:01:17,934 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:01:17,935 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:01:17,936 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:01:17,941 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:01:17,942 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 10:01:17,996 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:01:18,004 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:01:18,006 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:01:18,009 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:01:18,010 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:01:18,010 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:01:18,010 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:01:18,011 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:01:18,011 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:01:18,011 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:01:18,011 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:01:18,014 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:01:18,014 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 10:01:18,017 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 10:01:18,017 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:01:18,018 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:01:18,018 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:01:18,018 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:01:18,019 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:01:18,020 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:01:18,020 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:01:18,022 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:01:18,022 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:01:18,023 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:01:18,023 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:01:18,023 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:01:18,023 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 10:01:18,024 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 10:01:18,027 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:01:18,027 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 10:01:18,028 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 -> bf0ce8cc76a7e733080107e6c53ed94fae14f207 [2019-11-27 10:01:18,556 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:01:18,601 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:01:18,607 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:01:18,613 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:01:18,615 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:01:18,616 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_floodmax.5.1.ufo.UNBOUNDED.pals.c [2019-11-27 10:01:18,783 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1fbccf794/40bb57c1ec464b7d9902dc9a7079865c/FLAG87118b2bc [2019-11-27 10:01:20,087 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:01:20,090 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_floodmax.5.1.ufo.UNBOUNDED.pals.c [2019-11-27 10:01:20,135 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1fbccf794/40bb57c1ec464b7d9902dc9a7079865c/FLAG87118b2bc [2019-11-27 10:01:20,591 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1fbccf794/40bb57c1ec464b7d9902dc9a7079865c [2019-11-27 10:01:20,597 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:01:20,599 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:01:20,611 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:01:20,613 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:01:20,620 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:01:20,622 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:01:20" (1/1) ... [2019-11-27 10:01:20,632 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@60d4ca91 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:20, skipping insertion in model container [2019-11-27 10:01:20,633 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:01:20" (1/1) ... [2019-11-27 10:01:20,646 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:01:20,791 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:01:22,063 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:01:22,100 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:01:22,477 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:01:22,534 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:01:22,537 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:22 WrapperNode [2019-11-27 10:01:22,539 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:01:22,540 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:01:22,542 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:01:22,542 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:01:22,566 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:22" (1/1) ... [2019-11-27 10:01:22,641 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:22" (1/1) ... [2019-11-27 10:01:22,794 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:01:22,796 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:01:22,796 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:01:22,797 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:01:22,819 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:22" (1/1) ... [2019-11-27 10:01:22,823 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:22" (1/1) ... [2019-11-27 10:01:22,852 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:22" (1/1) ... [2019-11-27 10:01:22,853 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:22" (1/1) ... [2019-11-27 10:01:22,925 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:22" (1/1) ... [2019-11-27 10:01:23,011 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:22" (1/1) ... [2019-11-27 10:01:23,038 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:22" (1/1) ... [2019-11-27 10:01:23,073 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:01:23,080 INFO L168 Benchmark]: Toolchain (without parser) took 2477.34 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 939.4 MB in the end (delta: 20.9 MB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. [2019-11-27 10:01:23,084 INFO L168 Benchmark]: CDTParser took 1.31 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 10:01:23,086 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1928.58 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 956.5 MB in the end (delta: 3.7 MB). Peak memory consumption was 26.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:01:23,090 INFO L168 Benchmark]: Boogie Procedure Inliner took 255.70 ms. Allocated memory is still 1.0 GB. Free memory was 956.5 MB in the beginning and 950.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:01:23,094 INFO L168 Benchmark]: Boogie Preprocessor took 277.79 ms. Allocated memory is still 1.0 GB. Free memory was 950.8 MB in the beginning and 939.4 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 10:01:23,104 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.31 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 1928.58 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 956.5 MB in the end (delta: 3.7 MB). Peak memory consumption was 26.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 255.70 ms. Allocated memory is still 1.0 GB. Free memory was 956.5 MB in the beginning and 950.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 277.79 ms. Allocated memory is still 1.0 GB. Free memory was 950.8 MB in the beginning and 939.4 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...