./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.4.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 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_opt-floodmax.4.4.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c3ba63bd725255fc738ba08bd5d55b2d0a06a99a ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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_opt-floodmax.4.4.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c3ba63bd725255fc738ba08bd5d55b2d0a06a99a ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 21:25:16,462 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:25:16,468 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:25:16,491 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:25:16,492 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:25:16,494 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:25:16,499 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:25:16,509 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:25:16,516 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:25:16,519 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:25:16,522 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:25:16,527 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:25:16,528 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:25:16,530 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:25:16,532 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:25:16,533 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:25:16,536 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:25:16,538 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:25:16,540 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:25:16,546 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:25:16,551 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:25:16,558 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:25:16,559 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:25:16,562 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:25:16,564 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:25:16,566 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:25:16,569 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:25:16,570 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:25:16,571 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:25:16,572 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:25:16,572 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:25:16,573 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:25:16,574 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:25:16,577 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:25:16,579 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:25:16,579 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:25:16,580 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:25:16,582 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:25:16,582 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:25:16,583 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:25:16,584 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:25:16,587 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 21:25:16,614 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:25:16,615 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:25:16,616 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:25:16,617 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:25:16,617 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:25:16,619 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:25:16,619 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:25:16,619 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 21:25:16,619 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:25:16,620 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:25:16,620 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:25:16,621 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:25:16,622 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:25:16,622 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:25:16,622 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:25:16,622 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:25:16,624 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:25:16,624 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:25:16,624 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:25:16,624 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:25:16,625 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:25:16,627 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:25:16,627 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:25:16,627 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:25:16,627 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:25:16,628 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:25:16,628 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 21:25:16,628 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 21:25:16,628 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:25:16,628 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 -> c3ba63bd725255fc738ba08bd5d55b2d0a06a99a [2019-11-24 21:25:17,046 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:25:17,065 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:25:17,068 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:25:17,070 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:25:17,072 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:25:17,073 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.4.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c [2019-11-24 21:25:17,172 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/10a43088c/b1ab326abd5f4f54ab0111f3e6bff3ab/FLAG40749bb10 [2019-11-24 21:25:18,206 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:25:18,207 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.4.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c [2019-11-24 21:25:18,245 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/10a43088c/b1ab326abd5f4f54ab0111f3e6bff3ab/FLAG40749bb10 [2019-11-24 21:25:18,696 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/10a43088c/b1ab326abd5f4f54ab0111f3e6bff3ab [2019-11-24 21:25:18,703 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:25:18,705 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:25:18,707 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:25:18,713 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:25:18,716 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:25:18,717 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:25:18" (1/1) ... [2019-11-24 21:25:18,720 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@34ad5a72 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:18, skipping insertion in model container [2019-11-24 21:25:18,720 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:25:18" (1/1) ... [2019-11-24 21:25:18,727 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:25:18,967 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:25:21,164 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:25:21,186 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:25:22,533 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:25:22,570 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:25:22,577 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:22 WrapperNode [2019-11-24 21:25:22,577 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:25:22,578 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:25:22,578 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:25:22,579 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:25:22,595 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:22" (1/1) ... [2019-11-24 21:25:22,645 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:22" (1/1) ... [2019-11-24 21:25:22,764 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:25:22,767 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:25:22,767 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:25:22,767 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:25:22,784 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:22" (1/1) ... [2019-11-24 21:25:22,784 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:22" (1/1) ... [2019-11-24 21:25:22,798 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:22" (1/1) ... [2019-11-24 21:25:22,801 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:22" (1/1) ... [2019-11-24 21:25:22,853 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:22" (1/1) ... [2019-11-24 21:25:22,893 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:22" (1/1) ... [2019-11-24 21:25:22,912 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:22" (1/1) ... [2019-11-24 21:25:22,939 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:25:22,947 INFO L168 Benchmark]: Toolchain (without parser) took 4237.97 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 915.4 MB in the end (delta: 46.3 MB). Peak memory consumption was 46.4 MB. Max. memory is 12.5 GB. [2019-11-24 21:25:22,949 INFO L168 Benchmark]: CDTParser took 2.33 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. [2019-11-24 21:25:22,952 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3870.70 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 938.3 MB in the end (delta: 23.4 MB). Peak memory consumption was 44.9 MB. Max. memory is 12.5 GB. [2019-11-24 21:25:22,955 INFO L168 Benchmark]: Boogie Procedure Inliner took 188.05 ms. Allocated memory is still 1.0 GB. Free memory was 938.3 MB in the beginning and 926.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 21:25:22,957 INFO L168 Benchmark]: Boogie Preprocessor took 174.10 ms. Allocated memory is still 1.0 GB. Free memory was 926.9 MB in the beginning and 915.4 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 21:25:22,966 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.33 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 3870.70 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 938.3 MB in the end (delta: 23.4 MB). Peak memory consumption was 44.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 188.05 ms. Allocated memory is still 1.0 GB. Free memory was 938.3 MB in the beginning and 926.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 174.10 ms. Allocated memory is still 1.0 GB. Free memory was 926.9 MB in the beginning and 915.4 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-32f2683 [2019-11-24 21:25:25,722 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:25:25,726 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:25:25,750 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:25:25,751 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:25:25,753 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:25:25,758 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:25:25,770 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:25:25,777 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:25:25,780 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:25:25,781 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:25:25,788 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:25:25,789 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:25:25,790 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:25:25,792 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:25:25,793 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:25:25,797 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:25:25,798 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:25:25,802 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:25:25,806 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:25:25,812 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:25:25,819 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:25:25,820 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:25:25,822 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:25:25,827 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:25:25,828 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:25:25,830 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:25:25,831 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:25:25,832 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:25:25,833 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:25:25,835 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:25:25,836 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:25:25,838 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:25:25,839 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:25:25,841 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:25:25,843 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:25:25,844 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:25:25,845 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:25:25,845 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:25:25,848 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:25:25,850 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:25:25,851 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 21:25:25,881 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:25:25,881 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:25:25,883 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:25:25,885 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:25:25,885 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:25:25,885 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:25:25,885 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:25:25,886 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:25:25,886 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:25:25,886 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:25:25,888 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:25:25,889 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:25:25,889 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:25:25,889 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 21:25:25,890 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 21:25:25,890 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:25:25,891 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:25:25,891 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:25:25,891 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:25:25,891 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:25:25,894 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:25:25,894 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:25:25,894 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:25:25,894 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:25:25,895 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:25:25,895 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:25:25,895 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:25:25,895 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 21:25:25,895 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 21:25:25,896 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:25:25,897 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 21:25:25,899 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 -> c3ba63bd725255fc738ba08bd5d55b2d0a06a99a [2019-11-24 21:25:26,341 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:25:26,359 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:25:26,365 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:25:26,368 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:25:26,371 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:25:26,371 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.4.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c [2019-11-24 21:25:26,471 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2c5329028/af8f88a6b9d94017906050ecc77e44a7/FLAG6dd63a9d8 [2019-11-24 21:25:27,447 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:25:27,447 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.4.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c [2019-11-24 21:25:27,487 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2c5329028/af8f88a6b9d94017906050ecc77e44a7/FLAG6dd63a9d8 [2019-11-24 21:25:27,989 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2c5329028/af8f88a6b9d94017906050ecc77e44a7 [2019-11-24 21:25:27,998 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:25:27,999 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:25:28,002 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:25:28,004 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:25:28,007 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:25:28,011 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:25:27" (1/1) ... [2019-11-24 21:25:28,016 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@c2d16a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:28, skipping insertion in model container [2019-11-24 21:25:28,018 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:25:27" (1/1) ... [2019-11-24 21:25:28,031 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:25:28,248 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:25:30,623 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:25:30,649 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:25:32,177 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:25:32,222 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:25:32,227 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:32 WrapperNode [2019-11-24 21:25:32,228 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:25:32,229 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:25:32,229 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:25:32,230 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:25:32,240 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:32" (1/1) ... [2019-11-24 21:25:32,315 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:32" (1/1) ... [2019-11-24 21:25:32,440 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:25:32,443 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:25:32,443 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:25:32,443 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:25:32,460 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:32" (1/1) ... [2019-11-24 21:25:32,460 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:32" (1/1) ... [2019-11-24 21:25:32,476 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:32" (1/1) ... [2019-11-24 21:25:32,477 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:32" (1/1) ... [2019-11-24 21:25:32,546 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:32" (1/1) ... [2019-11-24 21:25:32,583 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:32" (1/1) ... [2019-11-24 21:25:32,609 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:32" (1/1) ... [2019-11-24 21:25:32,636 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:25:32,644 INFO L168 Benchmark]: Toolchain (without parser) took 4640.45 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 863.8 MB in the end (delta: 90.7 MB). Peak memory consumption was 90.8 MB. Max. memory is 12.5 GB. [2019-11-24 21:25:32,646 INFO L168 Benchmark]: CDTParser took 1.30 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. [2019-11-24 21:25:32,648 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4226.05 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 886.7 MB in the end (delta: 67.8 MB). Peak memory consumption was 67.9 MB. Max. memory is 12.5 GB. [2019-11-24 21:25:32,651 INFO L168 Benchmark]: Boogie Procedure Inliner took 214.10 ms. Allocated memory is still 1.0 GB. Free memory was 886.7 MB in the beginning and 875.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 21:25:32,653 INFO L168 Benchmark]: Boogie Preprocessor took 194.73 ms. Allocated memory is still 1.0 GB. Free memory was 875.3 MB in the beginning and 863.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 21:25:32,661 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.30 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 4226.05 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 886.7 MB in the end (delta: 67.8 MB). Peak memory consumption was 67.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 214.10 ms. Allocated memory is still 1.0 GB. Free memory was 886.7 MB in the beginning and 875.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 194.73 ms. Allocated memory is still 1.0 GB. Free memory was 875.3 MB in the beginning and 863.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...