./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.3.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.3.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 7e79a792307a044a5785fc2ea5221448b716f505 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.3.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 7e79a792307a044a5785fc2ea5221448b716f505 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 16:26:04,454 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:26:04,462 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:26:04,496 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:26:04,499 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:26:04,502 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:26:04,508 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:26:04,524 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:26:04,530 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:26:04,536 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:26:04,538 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:26:04,545 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:26:04,545 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:26:04,551 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:26:04,556 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:26:04,560 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:26:04,562 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:26:04,568 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:26:04,571 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:26:04,583 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:26:04,585 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:26:04,597 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:26:04,602 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:26:04,605 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:26:04,614 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:26:04,615 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:26:04,615 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:26:04,621 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:26:04,622 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:26:04,627 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:26:04,627 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:26:04,628 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:26:04,633 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:26:04,634 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:26:04,638 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:26:04,639 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:26:04,641 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:26:04,645 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:26:04,645 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:26:04,647 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:26:04,649 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:26:04,652 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:26:04,695 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:26:04,700 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:26:04,703 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:26:04,703 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:26:04,703 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:26:04,704 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:26:04,706 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:26:04,706 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:26:04,706 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:26:04,707 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:26:04,708 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:26:04,708 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:26:04,709 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:26:04,711 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:26:04,712 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:26:04,712 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:26:04,712 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:26:04,712 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:26:04,713 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:26:04,713 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:26:04,716 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:26:04,716 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:26:04,717 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:26:04,717 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:26:04,717 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:26:04,717 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:26:04,718 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:26:04,718 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:26:04,718 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 -> 7e79a792307a044a5785fc2ea5221448b716f505 [2019-11-27 16:26:05,329 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:26:05,361 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:26:05,368 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:26:05,372 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:26:05,375 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:26:05,376 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.3.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-27 16:26:05,540 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3d6e5350b/9447d023079d49be8d8918d4f0b779ec/FLAG5b67e0a0f [2019-11-27 16:26:06,960 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:26:06,964 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.3.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-27 16:26:07,004 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3d6e5350b/9447d023079d49be8d8918d4f0b779ec/FLAG5b67e0a0f [2019-11-27 16:26:07,042 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3d6e5350b/9447d023079d49be8d8918d4f0b779ec [2019-11-27 16:26:07,050 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:26:07,057 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:26:07,059 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:26:07,061 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:26:07,068 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:26:07,074 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:26:07" (1/1) ... [2019-11-27 16:26:07,081 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44395090 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:07, skipping insertion in model container [2019-11-27 16:26:07,082 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:26:07" (1/1) ... [2019-11-27 16:26:07,104 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:26:07,325 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:26:09,401 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:26:09,439 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:26:10,453 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:26:10,498 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:26:10,499 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:10 WrapperNode [2019-11-27 16:26:10,500 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:26:10,503 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:26:10,503 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:26:10,503 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:26:10,517 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:10" (1/1) ... [2019-11-27 16:26:10,576 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:10" (1/1) ... [2019-11-27 16:26:10,780 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:26:10,783 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:26:10,783 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:26:10,784 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:26:10,807 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:10" (1/1) ... [2019-11-27 16:26:10,809 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:10" (1/1) ... [2019-11-27 16:26:10,832 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:10" (1/1) ... [2019-11-27 16:26:10,832 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:10" (1/1) ... [2019-11-27 16:26:10,924 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:10" (1/1) ... [2019-11-27 16:26:10,992 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:10" (1/1) ... [2019-11-27 16:26:11,022 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:10" (1/1) ... [2019-11-27 16:26:11,045 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:26:11,053 INFO L168 Benchmark]: Toolchain (without parser) took 3992.24 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 944.7 MB in the end (delta: 22.7 MB). Peak memory consumption was 22.8 MB. Max. memory is 12.5 GB. [2019-11-27 16:26:11,054 INFO L168 Benchmark]: CDTParser took 0.41 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:26:11,057 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3443.73 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 956.2 MB in the end (delta: 5.5 MB). Peak memory consumption was 32.8 MB. Max. memory is 12.5 GB. [2019-11-27 16:26:11,058 INFO L168 Benchmark]: Boogie Procedure Inliner took 279.79 ms. Allocated memory is still 1.0 GB. Free memory was 956.2 MB in the beginning and 950.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:26:11,062 INFO L168 Benchmark]: Boogie Preprocessor took 263.07 ms. Allocated memory is still 1.0 GB. Free memory was 950.5 MB in the beginning and 944.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:26:11,070 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41 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 3443.73 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 956.2 MB in the end (delta: 5.5 MB). Peak memory consumption was 32.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 279.79 ms. Allocated memory is still 1.0 GB. Free memory was 956.2 MB in the beginning and 950.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 263.07 ms. Allocated memory is still 1.0 GB. Free memory was 950.5 MB in the beginning and 944.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 16:26:15,011 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:26:15,016 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:26:15,050 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:26:15,054 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:26:15,056 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:26:15,061 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:26:15,079 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:26:15,081 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:26:15,086 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:26:15,090 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:26:15,096 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:26:15,097 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:26:15,103 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:26:15,107 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:26:15,112 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:26:15,114 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:26:15,118 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:26:15,124 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:26:15,133 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:26:15,142 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:26:15,147 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:26:15,149 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:26:15,155 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:26:15,164 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:26:15,164 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:26:15,165 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:26:15,170 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:26:15,170 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:26:15,172 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:26:15,175 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:26:15,176 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:26:15,177 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:26:15,181 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:26:15,185 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:26:15,186 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:26:15,187 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:26:15,188 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:26:15,188 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:26:15,189 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:26:15,195 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:26:15,196 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:26:15,235 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:26:15,235 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:26:15,240 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:26:15,242 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:26:15,242 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:26:15,242 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:26:15,245 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:26:15,245 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:26:15,245 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:26:15,246 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:26:15,247 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:26:15,247 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:26:15,250 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:26:15,251 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:26:15,251 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:26:15,251 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:26:15,251 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:26:15,252 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:26:15,252 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:26:15,255 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:26:15,255 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:26:15,255 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:26:15,256 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:26:15,256 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:26:15,256 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:26:15,257 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:26:15,257 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:26:15,257 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:26:15,260 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:26:15,260 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:26:15,261 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 -> 7e79a792307a044a5785fc2ea5221448b716f505 [2019-11-27 16:26:15,873 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:26:15,905 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:26:15,915 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:26:15,920 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:26:15,921 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:26:15,922 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.3.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-27 16:26:16,081 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3e0567c7d/f6b36655d7ce4eef9f7e11c1f550a265/FLAG70224f173 [2019-11-27 16:26:17,485 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:26:17,485 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.3.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-27 16:26:17,536 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3e0567c7d/f6b36655d7ce4eef9f7e11c1f550a265/FLAG70224f173 [2019-11-27 16:26:17,569 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3e0567c7d/f6b36655d7ce4eef9f7e11c1f550a265 [2019-11-27 16:26:17,576 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:26:17,578 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:26:17,594 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:26:17,595 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:26:17,604 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:26:17,606 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:26:17" (1/1) ... [2019-11-27 16:26:17,615 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44395090 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:17, skipping insertion in model container [2019-11-27 16:26:17,617 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:26:17" (1/1) ... [2019-11-27 16:26:17,636 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:26:17,849 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:26:20,257 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:26:20,291 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:26:21,647 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:26:21,715 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:26:21,720 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:21 WrapperNode [2019-11-27 16:26:21,721 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:26:21,722 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:26:21,725 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:26:21,725 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:26:21,752 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:21" (1/1) ... [2019-11-27 16:26:21,860 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:21" (1/1) ... [2019-11-27 16:26:22,043 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:26:22,046 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:26:22,047 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:26:22,047 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:26:22,079 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:21" (1/1) ... [2019-11-27 16:26:22,082 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:21" (1/1) ... [2019-11-27 16:26:22,112 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:21" (1/1) ... [2019-11-27 16:26:22,113 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:21" (1/1) ... [2019-11-27 16:26:22,206 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:21" (1/1) ... [2019-11-27 16:26:22,271 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:21" (1/1) ... [2019-11-27 16:26:22,295 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:21" (1/1) ... [2019-11-27 16:26:22,329 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:26:22,341 INFO L168 Benchmark]: Toolchain (without parser) took 4757.00 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 904.6 MB in the end (delta: 57.1 MB). Peak memory consumption was 57.1 MB. Max. memory is 12.5 GB. [2019-11-27 16:26:22,342 INFO L168 Benchmark]: CDTParser took 0.34 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 16:26:22,347 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4127.63 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 921.8 MB in the end (delta: 34.2 MB). Peak memory consumption was 34.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:26:22,348 INFO L168 Benchmark]: Boogie Procedure Inliner took 323.45 ms. Allocated memory is still 1.0 GB. Free memory was 921.8 MB in the beginning and 910.4 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:26:22,352 INFO L168 Benchmark]: Boogie Preprocessor took 285.56 ms. Allocated memory is still 1.0 GB. Free memory was 910.4 MB in the beginning and 904.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:26:22,363 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 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 4127.63 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 921.8 MB in the end (delta: 34.2 MB). Peak memory consumption was 34.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 323.45 ms. Allocated memory is still 1.0 GB. Free memory was 921.8 MB in the beginning and 910.4 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 285.56 ms. Allocated memory is still 1.0 GB. Free memory was 910.4 MB in the beginning and 904.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...