./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 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.3.1.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 2b105e54e3d43599712406dca52db481f177b1a2 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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.3.1.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 2b105e54e3d43599712406dca52db481f177b1a2 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:15:59,328 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:15:59,334 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:15:59,372 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:15:59,374 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:15:59,377 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:15:59,384 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:15:59,398 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:15:59,406 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:15:59,410 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:15:59,415 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:15:59,419 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:15:59,423 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:15:59,426 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:15:59,430 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:15:59,434 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:15:59,436 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:15:59,439 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:15:59,445 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:15:59,453 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:15:59,461 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:15:59,468 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:15:59,470 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:15:59,475 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:15:59,484 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:15:59,485 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:15:59,485 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:15:59,488 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:15:59,490 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:15:59,493 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:15:59,495 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:15:59,496 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:15:59,498 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:15:59,501 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:15:59,504 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:15:59,506 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:15:59,510 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:15:59,510 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:15:59,511 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:15:59,512 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:15:59,515 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:15:59,517 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:15:59,571 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:15:59,577 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:15:59,579 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:15:59,584 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:15:59,584 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:15:59,585 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:15:59,585 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:15:59,585 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:15:59,587 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:15:59,589 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:15:59,589 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:15:59,589 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:15:59,590 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:15:59,590 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:15:59,592 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:15:59,593 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:15:59,594 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:15:59,594 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:15:59,594 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:15:59,597 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:15:59,597 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:15:59,597 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:15:59,598 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:15:59,599 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:15:59,599 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:15:59,600 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:15:59,600 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:15:59,603 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:15:59,604 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 -> 2b105e54e3d43599712406dca52db481f177b1a2 [2019-11-26 17:16:00,209 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:16:00,246 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:16:00,252 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:16:00,256 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:16:00,259 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:16:00,261 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-26 17:16:00,438 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c2a84c6b7/470dcf0c401e4375bf90219e6fc0e0cf/FLAG291cb6dfc [2019-11-26 17:16:01,797 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:16:01,799 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-26 17:16:01,830 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c2a84c6b7/470dcf0c401e4375bf90219e6fc0e0cf/FLAG291cb6dfc [2019-11-26 17:16:01,871 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c2a84c6b7/470dcf0c401e4375bf90219e6fc0e0cf [2019-11-26 17:16:01,881 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:16:01,883 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:16:01,890 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:16:01,892 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:16:01,900 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:16:01,903 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:16:01" (1/1) ... [2019-11-26 17:16:01,912 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e49744 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:01, skipping insertion in model container [2019-11-26 17:16:01,915 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:16:01" (1/1) ... [2019-11-26 17:16:01,935 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:16:02,074 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:16:03,277 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:16:03,323 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:16:03,776 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:16:03,826 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:16:03,838 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:03 WrapperNode [2019-11-26 17:16:03,838 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:16:03,842 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:16:03,842 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:16:03,842 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:16:03,856 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:03" (1/1) ... [2019-11-26 17:16:03,907 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:03" (1/1) ... [2019-11-26 17:16:04,026 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:16:04,029 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:16:04,029 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:16:04,030 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:16:04,045 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:03" (1/1) ... [2019-11-26 17:16:04,046 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:03" (1/1) ... [2019-11-26 17:16:04,056 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:03" (1/1) ... [2019-11-26 17:16:04,057 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:03" (1/1) ... [2019-11-26 17:16:04,115 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:03" (1/1) ... [2019-11-26 17:16:04,162 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:03" (1/1) ... [2019-11-26 17:16:04,176 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:03" (1/1) ... [2019-11-26 17:16:04,201 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:16:04,214 INFO L168 Benchmark]: Toolchain (without parser) took 2323.57 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 966.7 MB in the end (delta: -5.0 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:16:04,219 INFO L168 Benchmark]: CDTParser took 0.48 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. [2019-11-26 17:16:04,221 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1948.47 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 978.1 MB in the end (delta: -16.4 MB). Peak memory consumption was 26.6 MB. Max. memory is 12.5 GB. [2019-11-26 17:16:04,226 INFO L168 Benchmark]: Boogie Procedure Inliner took 186.92 ms. Allocated memory is still 1.0 GB. Free memory was 978.1 MB in the beginning and 972.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:16:04,229 INFO L168 Benchmark]: Boogie Preprocessor took 174.67 ms. Allocated memory is still 1.0 GB. Free memory was 972.4 MB in the beginning and 966.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:16:04,247 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.48 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 1948.47 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 978.1 MB in the end (delta: -16.4 MB). Peak memory consumption was 26.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 186.92 ms. Allocated memory is still 1.0 GB. Free memory was 978.1 MB in the beginning and 972.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 174.67 ms. Allocated memory is still 1.0 GB. Free memory was 972.4 MB in the beginning and 966.7 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 0.1.24-025d5a2 [2019-11-26 17:16:08,630 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:16:08,636 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:16:08,666 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:16:08,668 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:16:08,671 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:16:08,688 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:16:08,705 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:16:08,710 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:16:08,716 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:16:08,721 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:16:08,728 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:16:08,730 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:16:08,738 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:16:08,741 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:16:08,746 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:16:08,749 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:16:08,753 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:16:08,759 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:16:08,769 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:16:08,778 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:16:08,784 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:16:08,789 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:16:08,791 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:16:08,801 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:16:08,801 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:16:08,802 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:16:08,807 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:16:08,808 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:16:08,809 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:16:08,811 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:16:08,812 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:16:08,814 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:16:08,819 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:16:08,821 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:16:08,822 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:16:08,825 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:16:08,826 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:16:08,829 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:16:08,832 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:16:08,834 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:16:08,836 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:16:08,880 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:16:08,884 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:16:08,887 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:16:08,887 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:16:08,888 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:16:08,891 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:16:08,891 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:16:08,892 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:16:08,892 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:16:08,892 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:16:08,894 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:16:08,894 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:16:08,895 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:16:08,897 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:16:08,897 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:16:08,898 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:16:08,898 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:16:08,898 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:16:08,900 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:16:08,900 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:16:08,901 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:16:08,901 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:16:08,902 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:16:08,904 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:16:08,904 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:16:08,904 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:16:08,905 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:16:08,905 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:16:08,905 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:16:08,907 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:16:08,908 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 -> 2b105e54e3d43599712406dca52db481f177b1a2 [2019-11-26 17:16:09,562 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:16:09,594 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:16:09,603 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:16:09,609 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:16:09,610 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:16:09,611 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-26 17:16:09,790 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/312d13025/c277e239a1e241a689080bea7ce533f6/FLAG8524ec993 [2019-11-26 17:16:11,144 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:16:11,150 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-26 17:16:11,192 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/312d13025/c277e239a1e241a689080bea7ce533f6/FLAG8524ec993 [2019-11-26 17:16:11,234 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/312d13025/c277e239a1e241a689080bea7ce533f6 [2019-11-26 17:16:11,242 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:16:11,244 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:16:11,253 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:16:11,254 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:16:11,258 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:16:11,259 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:16:11" (1/1) ... [2019-11-26 17:16:11,262 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 26.11 05:16:11, skipping insertion in model container [2019-11-26 17:16:11,263 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:16:11" (1/1) ... [2019-11-26 17:16:11,272 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:16:11,432 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:16:12,941 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:16:12,978 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:16:13,508 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:16:13,573 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:16:13,574 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:13 WrapperNode [2019-11-26 17:16:13,575 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:16:13,576 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:16:13,576 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:16:13,576 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:16:13,589 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:13" (1/1) ... [2019-11-26 17:16:13,654 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:13" (1/1) ... [2019-11-26 17:16:13,762 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:16:13,764 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:16:13,766 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:16:13,766 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:16:13,790 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:13" (1/1) ... [2019-11-26 17:16:13,790 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:13" (1/1) ... [2019-11-26 17:16:13,812 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:13" (1/1) ... [2019-11-26 17:16:13,812 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:13" (1/1) ... [2019-11-26 17:16:13,870 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:13" (1/1) ... [2019-11-26 17:16:13,916 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:13" (1/1) ... [2019-11-26 17:16:13,940 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:13" (1/1) ... [2019-11-26 17:16:13,959 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:16:13,975 INFO L168 Benchmark]: Toolchain (without parser) took 2718.63 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 956.7 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.8 MB. Max. memory is 12.5 GB. [2019-11-26 17:16:13,976 INFO L168 Benchmark]: CDTParser took 2.62 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. [2019-11-26 17:16:13,977 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2322.30 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 968.1 MB in the end (delta: -713.7 kB). Peak memory consumption was 26.6 MB. Max. memory is 12.5 GB. [2019-11-26 17:16:13,983 INFO L168 Benchmark]: Boogie Procedure Inliner took 187.77 ms. Allocated memory is still 1.0 GB. Free memory was 968.1 MB in the beginning and 962.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:16:13,986 INFO L168 Benchmark]: Boogie Preprocessor took 195.74 ms. Allocated memory is still 1.0 GB. Free memory was 962.4 MB in the beginning and 956.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:16:13,997 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.62 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 2322.30 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 968.1 MB in the end (delta: -713.7 kB). Peak memory consumption was 26.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 187.77 ms. Allocated memory is still 1.0 GB. Free memory was 968.1 MB in the beginning and 962.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 195.74 ms. Allocated memory is still 1.0 GB. Free memory was 962.4 MB in the beginning and 956.7 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...