./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.3.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.3.3.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 000a85e7e7a7a6107761b38820d7f721bc91cfeb .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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.3.3.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 000a85e7e7a7a6107761b38820d7f721bc91cfeb ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 17:16:09,252 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:16:09,260 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:16:09,294 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:16:09,298 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:16:09,301 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:16:09,303 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:16:09,320 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:16:09,324 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:16:09,329 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:16:09,331 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:16:09,336 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:16:09,341 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:16:09,346 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:16:09,348 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:16:09,352 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:16:09,357 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:16:09,361 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:16:09,367 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:16:09,377 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:16:09,381 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:16:09,388 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:16:09,391 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:16:09,399 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:16:09,408 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:16:09,408 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:16:09,409 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:16:09,412 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:16:09,414 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:16:09,419 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:16:09,419 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:16:09,423 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:16:09,424 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:16:09,429 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:16:09,434 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:16:09,434 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:16:09,437 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:16:09,439 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:16:09,442 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:16:09,445 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:16:09,451 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:16:09,452 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:16:09,493 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:16:09,495 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:16:09,499 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:16:09,502 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:16:09,502 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:16:09,503 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:16:09,503 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:16:09,503 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:16:09,503 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:16:09,504 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:16:09,505 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:16:09,508 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:16:09,508 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:16:09,509 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:16:09,509 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:16:09,509 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:16:09,510 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:16:09,511 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:16:09,511 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:16:09,514 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:16:09,514 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:16:09,514 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:16:09,515 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:16:09,515 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:16:09,515 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:16:09,516 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:16:09,516 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:16:09,516 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:16:09,519 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 -> 000a85e7e7a7a6107761b38820d7f721bc91cfeb [2019-11-26 17:16:10,056 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:16:10,090 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:16:10,101 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:16:10,103 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:16:10,106 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:16:10,108 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.3.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-26 17:16:10,274 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4cfab954b/8cae9f50d5c0416d8dfdc537cc989367/FLAGaae8d533a [2019-11-26 17:16:11,556 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:16:11,558 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.3.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-26 17:16:11,596 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4cfab954b/8cae9f50d5c0416d8dfdc537cc989367/FLAGaae8d533a [2019-11-26 17:16:11,634 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4cfab954b/8cae9f50d5c0416d8dfdc537cc989367 [2019-11-26 17:16:11,644 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:16:11,646 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:16:11,650 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:16:11,652 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:16:11,659 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:16:11,662 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:16:11" (1/1) ... [2019-11-26 17:16:11,671 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@62d5e0b1 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 17:16:11,673 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:16:11" (1/1) ... [2019-11-26 17:16:11,692 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:16:11,824 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:16:13,000 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:16:13,039 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:16:13,436 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:16:13,495 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:16:13,497 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:13 WrapperNode [2019-11-26 17:16:13,498 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:16:13,500 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:16:13,501 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:16:13,501 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:16:13,515 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 17:16:13,573 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 17:16:13,686 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:16:13,689 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:16:13,690 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:16:13,690 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:16:13,713 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 17:16:13,714 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 17:16:13,734 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 17:16:13,734 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 17:16:13,781 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 17:16:13,822 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 17:16:13,837 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 17:16:13,860 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:16:13,872 INFO L168 Benchmark]: Toolchain (without parser) took 2219.92 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 962.4 MB in the end (delta: -706.2 kB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:16:13,876 INFO L168 Benchmark]: CDTParser took 1.72 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 17:16:13,880 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1848.77 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 973.9 MB in the end (delta: -12.2 MB). Peak memory consumption was 26.6 MB. Max. memory is 12.5 GB. [2019-11-26 17:16:13,886 INFO L168 Benchmark]: Boogie Procedure Inliner took 188.36 ms. Allocated memory is still 1.0 GB. Free memory was 973.9 MB in the beginning and 968.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:16:13,891 INFO L168 Benchmark]: Boogie Preprocessor took 174.06 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 17:16:13,906 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.72 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 1848.77 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 973.9 MB in the end (delta: -12.2 MB). Peak memory consumption was 26.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 188.36 ms. Allocated memory is still 1.0 GB. Free memory was 973.9 MB in the beginning and 968.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 174.06 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. 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 17:16:18,004 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:16:18,009 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:16:18,044 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:16:18,047 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:16:18,050 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:16:18,053 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:16:18,074 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:16:18,077 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:16:18,079 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:16:18,086 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:16:18,088 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:16:18,091 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:16:18,096 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:16:18,101 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:16:18,103 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:16:18,107 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:16:18,110 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:16:18,118 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:16:18,124 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:16:18,132 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:16:18,139 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:16:18,143 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:16:18,148 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:16:18,158 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:16:18,159 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:16:18,159 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:16:18,161 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:16:18,164 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:16:18,166 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:16:18,166 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:16:18,167 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:16:18,172 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:16:18,173 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:16:18,176 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:16:18,177 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:16:18,178 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:16:18,181 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:16:18,181 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:16:18,184 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:16:18,189 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:16:18,190 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:16:18,240 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:16:18,240 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:16:18,246 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:16:18,247 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:16:18,247 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:16:18,247 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:16:18,250 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:16:18,250 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:16:18,250 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:16:18,251 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:16:18,252 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:16:18,253 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:16:18,253 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:16:18,256 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:16:18,257 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:16:18,257 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:16:18,257 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:16:18,258 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:16:18,258 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:16:18,258 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:16:18,259 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:16:18,259 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:16:18,261 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:16:18,261 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:16:18,262 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:16:18,262 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:16:18,264 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:16:18,264 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:16:18,264 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:16:18,265 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:16:18,266 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 -> 000a85e7e7a7a6107761b38820d7f721bc91cfeb [2019-11-26 17:16:18,931 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:16:18,962 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:16:18,968 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:16:18,976 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:16:18,977 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:16:18,978 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.3.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-26 17:16:19,133 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6edaf0ecf/e70ece08550f4287a0ccb62cb78d8dc7/FLAGb84ba1320 [2019-11-26 17:16:20,398 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:16:20,399 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.3.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-26 17:16:20,431 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6edaf0ecf/e70ece08550f4287a0ccb62cb78d8dc7/FLAGb84ba1320 [2019-11-26 17:16:20,472 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6edaf0ecf/e70ece08550f4287a0ccb62cb78d8dc7 [2019-11-26 17:16:20,486 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:16:20,488 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:16:20,491 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:16:20,493 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:16:20,502 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:16:20,503 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:16:20" (1/1) ... [2019-11-26 17:16:20,513 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 05:16:20, skipping insertion in model container [2019-11-26 17:16:20,513 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:16:20" (1/1) ... [2019-11-26 17:16:20,542 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:16:20,686 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:16:21,965 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:16:22,003 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:16:22,464 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:16:22,502 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:16:22,504 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:22 WrapperNode [2019-11-26 17:16:22,504 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:16:22,506 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:16:22,506 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:16:22,506 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:16:22,519 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:22" (1/1) ... [2019-11-26 17:16:22,580 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:22" (1/1) ... [2019-11-26 17:16:22,717 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:16:22,719 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:16:22,722 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:16:22,722 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:16:22,741 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:22" (1/1) ... [2019-11-26 17:16:22,741 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:22" (1/1) ... [2019-11-26 17:16:22,768 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:22" (1/1) ... [2019-11-26 17:16:22,770 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:22" (1/1) ... [2019-11-26 17:16:22,838 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:22" (1/1) ... [2019-11-26 17:16:22,885 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:22" (1/1) ... [2019-11-26 17:16:22,902 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:22" (1/1) ... [2019-11-26 17:16:22,933 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:16:22,942 INFO L168 Benchmark]: Toolchain (without parser) took 2448.01 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 950.9 MB in the end (delta: 16.5 MB). Peak memory consumption was 16.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:16:22,949 INFO L168 Benchmark]: CDTParser took 0.36 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 17:16:22,951 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2013.12 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 962.4 MB in the end (delta: 5.0 MB). Peak memory consumption was 26.6 MB. Max. memory is 12.5 GB. [2019-11-26 17:16:22,953 INFO L168 Benchmark]: Boogie Procedure Inliner took 212.17 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 17:16:22,959 INFO L168 Benchmark]: Boogie Preprocessor took 214.58 ms. Allocated memory is still 1.0 GB. Free memory was 956.7 MB in the beginning and 950.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:16:22,976 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36 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 2013.12 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 962.4 MB in the end (delta: 5.0 MB). Peak memory consumption was 26.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 212.17 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. * Boogie Preprocessor took 214.58 ms. Allocated memory is still 1.0 GB. Free memory was 956.7 MB in the beginning and 950.9 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...