./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.5.3.ufo.BOUNDED-10.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.5.3.ufo.BOUNDED-10.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 233c59dd71ed36b5286e7fe5eda2efd8b07b9fd2 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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.5.3.ufo.BOUNDED-10.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 233c59dd71ed36b5286e7fe5eda2efd8b07b9fd2 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 21:25:31,522 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:25:31,527 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:25:31,550 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:25:31,552 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:25:31,555 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:25:31,571 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:25:31,587 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:25:31,593 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:25:31,598 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:25:31,600 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:25:31,604 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:25:31,608 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:25:31,612 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:25:31,616 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:25:31,619 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:25:31,620 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:25:31,625 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:25:31,631 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:25:31,639 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:25:31,647 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:25:31,650 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:25:31,655 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:25:31,660 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:25:31,668 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:25:31,669 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:25:31,669 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:25:31,672 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:25:31,674 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:25:31,675 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:25:31,677 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:25:31,681 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:25:31,682 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:25:31,683 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:25:31,686 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:25:31,688 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:25:31,689 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:25:31,691 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:25:31,691 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:25:31,695 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:25:31,698 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:25:31,700 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 21:25:31,740 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:25:31,741 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:25:31,746 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:25:31,747 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:25:31,750 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:25:31,750 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:25:31,750 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:25:31,751 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 21:25:31,751 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:25:31,751 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:25:31,753 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:25:31,753 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:25:31,753 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:25:31,754 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:25:31,755 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:25:31,755 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:25:31,758 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:25:31,758 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:25:31,758 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:25:31,759 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:25:31,759 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:25:31,759 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:25:31,760 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:25:31,760 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:25:31,760 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:25:31,760 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:25:31,761 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 21:25:31,762 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 21:25:31,762 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:25:31,763 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 -> 233c59dd71ed36b5286e7fe5eda2efd8b07b9fd2 [2019-11-24 21:25:32,341 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:25:32,371 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:25:32,378 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:25:32,383 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:25:32,384 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:25:32,385 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.5.3.ufo.BOUNDED-10.pals.c.v+lhb-reducer.c [2019-11-24 21:25:32,541 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cd8f86983/443f25cff0dc4095b735e6b552855553/FLAG82a4b2987 [2019-11-24 21:25:34,693 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:25:34,697 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.5.3.ufo.BOUNDED-10.pals.c.v+lhb-reducer.c [2019-11-24 21:25:34,871 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cd8f86983/443f25cff0dc4095b735e6b552855553/FLAG82a4b2987 [2019-11-24 21:25:34,912 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cd8f86983/443f25cff0dc4095b735e6b552855553 [2019-11-24 21:25:34,923 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:25:34,925 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:25:34,927 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:25:34,930 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:25:34,937 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:25:34,940 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:25:34" (1/1) ... [2019-11-24 21:25:34,948 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@683e04ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:34, skipping insertion in model container [2019-11-24 21:25:34,949 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:25:34" (1/1) ... [2019-11-24 21:25:34,968 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:25:36,160 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:25:45,154 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:25:45,195 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:25:51,794 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:25:51,895 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:25:51,897 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:51 WrapperNode [2019-11-24 21:25:51,897 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:25:51,898 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:25:51,900 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:25:51,900 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:25:51,923 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:51" (1/1) ... [2019-11-24 21:25:52,316 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:51" (1/1) ... [2019-11-24 21:25:52,877 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:25:52,880 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:25:52,880 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:25:52,880 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:25:52,903 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:51" (1/1) ... [2019-11-24 21:25:52,905 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:51" (1/1) ... [2019-11-24 21:25:52,989 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:51" (1/1) ... [2019-11-24 21:25:52,992 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:51" (1/1) ... [2019-11-24 21:25:53,254 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:51" (1/1) ... [2019-11-24 21:25:53,463 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:51" (1/1) ... [2019-11-24 21:25:53,604 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:25:51" (1/1) ... [2019-11-24 21:25:53,792 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:25:53,802 INFO L168 Benchmark]: Toolchain (without parser) took 18870.47 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 831.0 MB in the end (delta: 113.5 MB). Peak memory consumption was 113.6 MB. Max. memory is 12.5 GB. [2019-11-24 21:25:53,803 INFO L168 Benchmark]: CDTParser took 2.19 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 21:25:53,806 INFO L168 Benchmark]: CACSL2BoogieTranslator took 16971.00 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 712.9 MB in the end (delta: 231.6 MB). Peak memory consumption was 231.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:25:53,809 INFO L168 Benchmark]: Boogie Procedure Inliner took 981.01 ms. Allocated memory is still 1.0 GB. Free memory was 712.9 MB in the beginning and 884.4 MB in the end (delta: -171.5 MB). Peak memory consumption was 48.9 MB. Max. memory is 12.5 GB. [2019-11-24 21:25:53,814 INFO L168 Benchmark]: Boogie Preprocessor took 912.72 ms. Allocated memory is still 1.0 GB. Free memory was 884.4 MB in the beginning and 831.0 MB in the end (delta: 53.5 MB). Peak memory consumption was 53.5 MB. Max. memory is 12.5 GB. [2019-11-24 21:25:53,824 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.19 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 16971.00 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 712.9 MB in the end (delta: 231.6 MB). Peak memory consumption was 231.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 981.01 ms. Allocated memory is still 1.0 GB. Free memory was 712.9 MB in the beginning and 884.4 MB in the end (delta: -171.5 MB). Peak memory consumption was 48.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 912.72 ms. Allocated memory is still 1.0 GB. Free memory was 884.4 MB in the beginning and 831.0 MB in the end (delta: 53.5 MB). Peak memory consumption was 53.5 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 21:25:57,724 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:25:57,728 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:25:57,762 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:25:57,762 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:25:57,768 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:25:57,770 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:25:57,784 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:25:57,792 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:25:57,800 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:25:57,801 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:25:57,805 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:25:57,806 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:25:57,811 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:25:57,813 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:25:57,817 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:25:57,823 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:25:57,824 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:25:57,829 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:25:57,836 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:25:57,844 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:25:57,853 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:25:57,854 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:25:57,857 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:25:57,865 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:25:57,865 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:25:57,866 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:25:57,870 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:25:57,870 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:25:57,874 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:25:57,874 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:25:57,875 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:25:57,878 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:25:57,880 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:25:57,885 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:25:57,885 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:25:57,887 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:25:57,890 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:25:57,890 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:25:57,891 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:25:57,893 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:25:57,895 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 21:25:57,951 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:25:57,953 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:25:57,954 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:25:57,956 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:25:57,959 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:25:57,962 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:25:57,963 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:25:57,964 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:25:57,964 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:25:57,964 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:25:57,965 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:25:57,965 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:25:57,965 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:25:57,966 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 21:25:57,967 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 21:25:57,967 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:25:57,967 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:25:57,967 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:25:57,971 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:25:57,972 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:25:57,972 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:25:57,972 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:25:57,972 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:25:57,973 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:25:57,973 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:25:57,975 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:25:57,975 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:25:57,975 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 21:25:57,978 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 21:25:57,978 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:25:57,979 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 21:25:57,980 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 -> 233c59dd71ed36b5286e7fe5eda2efd8b07b9fd2 [2019-11-24 21:25:58,488 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:25:58,534 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:25:58,541 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:25:58,544 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:25:58,547 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:25:58,548 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.5.3.ufo.BOUNDED-10.pals.c.v+lhb-reducer.c [2019-11-24 21:25:58,710 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/53ea76274/6029b93d561d4385a284103fb0c9938f/FLAGbef6dd9a6 [2019-11-24 21:26:00,684 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:26:00,685 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.5.3.ufo.BOUNDED-10.pals.c.v+lhb-reducer.c [2019-11-24 21:26:00,873 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/53ea76274/6029b93d561d4385a284103fb0c9938f/FLAGbef6dd9a6 [2019-11-24 21:26:00,908 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/53ea76274/6029b93d561d4385a284103fb0c9938f [2019-11-24 21:26:00,913 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:26:00,915 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:26:00,931 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:26:00,931 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:26:00,936 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:26:00,939 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:26:00" (1/1) ... [2019-11-24 21:26:00,946 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@683e04ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:00, skipping insertion in model container [2019-11-24 21:26:00,947 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:26:00" (1/1) ... [2019-11-24 21:26:00,962 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:26:02,211 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:26:13,653 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:26:13,696 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:26:22,133 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:26:22,228 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:26:22,229 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:22 WrapperNode [2019-11-24 21:26:22,229 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:26:22,230 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:26:22,230 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:26:22,234 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:26:22,246 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:22" (1/1) ... [2019-11-24 21:26:22,459 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:22" (1/1) ... [2019-11-24 21:26:22,969 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:26:22,971 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:26:22,971 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:26:22,972 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:26:22,992 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:22" (1/1) ... [2019-11-24 21:26:22,995 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:22" (1/1) ... [2019-11-24 21:26:23,117 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:22" (1/1) ... [2019-11-24 21:26:23,120 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:22" (1/1) ... [2019-11-24 21:26:23,362 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:22" (1/1) ... [2019-11-24 21:26:23,638 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:22" (1/1) ... [2019-11-24 21:26:23,745 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:26:22" (1/1) ... [2019-11-24 21:26:23,905 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:26:23,918 INFO L168 Benchmark]: Toolchain (without parser) took 22993.31 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 777.8 MB in the end (delta: 161.0 MB). Peak memory consumption was 161.1 MB. Max. memory is 12.5 GB. [2019-11-24 21:26:23,920 INFO L168 Benchmark]: CDTParser took 2.31 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:26:23,925 INFO L168 Benchmark]: CACSL2BoogieTranslator took 21298.69 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 898.1 MB in the end (delta: 40.7 MB). Peak memory consumption was 271.3 MB. Max. memory is 12.5 GB. [2019-11-24 21:26:23,928 INFO L168 Benchmark]: Boogie Procedure Inliner took 740.53 ms. Allocated memory is still 1.0 GB. Free memory was 898.1 MB in the beginning and 837.9 MB in the end (delta: 60.2 MB). Peak memory consumption was 60.2 MB. Max. memory is 12.5 GB. [2019-11-24 21:26:23,934 INFO L168 Benchmark]: Boogie Preprocessor took 934.64 ms. Allocated memory is still 1.0 GB. Free memory was 837.9 MB in the beginning and 777.8 MB in the end (delta: 60.2 MB). Peak memory consumption was 60.2 MB. Max. memory is 12.5 GB. [2019-11-24 21:26:23,944 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.31 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 21298.69 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 898.1 MB in the end (delta: 40.7 MB). Peak memory consumption was 271.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 740.53 ms. Allocated memory is still 1.0 GB. Free memory was 898.1 MB in the beginning and 837.9 MB in the end (delta: 60.2 MB). Peak memory consumption was 60.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 934.64 ms. Allocated memory is still 1.0 GB. Free memory was 837.9 MB in the beginning and 777.8 MB in the end (delta: 60.2 MB). Peak memory consumption was 60.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...