./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.2.ufo.BOUNDED-6.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_opt-floodmax.3.2.ufo.BOUNDED-6.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 e933d4cdc4956da0da3b7a9eafbe7f31dfa7607e ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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.3.2.ufo.BOUNDED-6.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 e933d4cdc4956da0da3b7a9eafbe7f31dfa7607e ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 16:28:24,596 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:28:24,605 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:28:24,639 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:28:24,640 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:28:24,644 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:28:24,648 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:28:24,664 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:28:24,672 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:28:24,679 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:28:24,680 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:28:24,684 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:28:24,686 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:28:24,689 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:28:24,693 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:28:24,695 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:28:24,701 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:28:24,702 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:28:24,707 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:28:24,713 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:28:24,721 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:28:24,728 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:28:24,730 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:28:24,734 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:28:24,743 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:28:24,744 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:28:24,744 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:28:24,747 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:28:24,751 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:28:24,755 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:28:24,756 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:28:24,757 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:28:24,758 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:28:24,764 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:28:24,766 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:28:24,768 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:28:24,769 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:28:24,771 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:28:24,771 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:28:24,773 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:28:24,777 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:28:24,778 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:28:24,834 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:28:24,839 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:28:24,840 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:28:24,843 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:28:24,843 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:28:24,844 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:28:24,844 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:28:24,846 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:28:24,848 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:28:24,848 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:28:24,848 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:28:24,849 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:28:24,849 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:28:24,851 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:28:24,851 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:28:24,852 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:28:24,852 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:28:24,853 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:28:24,853 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:28:24,856 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:28:24,856 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:28:24,856 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:28:24,857 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:28:24,857 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:28:24,858 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:28:24,858 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:28:24,858 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:28:24,859 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:28:24,859 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 -> e933d4cdc4956da0da3b7a9eafbe7f31dfa7607e [2019-11-27 16:28:25,406 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:28:25,437 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:28:25,447 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:28:25,452 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:28:25,452 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:28:25,454 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.2.ufo.BOUNDED-6.pals.c.v+nlh-reducer.c [2019-11-27 16:28:25,605 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d315ec1d1/1f88c534c27f47dc833108daa4012a1f/FLAG152608684 [2019-11-27 16:28:26,786 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:28:26,795 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.2.ufo.BOUNDED-6.pals.c.v+nlh-reducer.c [2019-11-27 16:28:26,829 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d315ec1d1/1f88c534c27f47dc833108daa4012a1f/FLAG152608684 [2019-11-27 16:28:26,876 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d315ec1d1/1f88c534c27f47dc833108daa4012a1f [2019-11-27 16:28:26,887 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:28:26,889 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:28:26,896 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:28:26,897 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:28:26,906 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:28:26,907 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:28:26" (1/1) ... [2019-11-27 16:28:26,916 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 04:28:26, skipping insertion in model container [2019-11-27 16:28:26,917 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:28:26" (1/1) ... [2019-11-27 16:28:26,934 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:28:27,078 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:28:28,132 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:28:28,172 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:28:28,537 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:28:28,581 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:28:28,582 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:28 WrapperNode [2019-11-27 16:28:28,583 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:28:28,584 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:28:28,584 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:28:28,585 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:28:28,594 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:28" (1/1) ... [2019-11-27 16:28:28,640 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:28" (1/1) ... [2019-11-27 16:28:28,738 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:28:28,740 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:28:28,742 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:28:28,742 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:28:28,758 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:28" (1/1) ... [2019-11-27 16:28:28,759 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:28" (1/1) ... [2019-11-27 16:28:28,768 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:28" (1/1) ... [2019-11-27 16:28:28,769 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:28" (1/1) ... [2019-11-27 16:28:28,803 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:28" (1/1) ... [2019-11-27 16:28:28,854 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:28" (1/1) ... [2019-11-27 16:28:28,865 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:28" (1/1) ... [2019-11-27 16:28:28,887 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:28:28,909 INFO L168 Benchmark]: Toolchain (without parser) took 2008.02 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 972.5 MB in the end (delta: -12.3 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:28:28,912 INFO L168 Benchmark]: CDTParser took 0.36 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 16:28:28,914 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1687.50 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 978.3 MB in the end (delta: -18.0 MB). Peak memory consumption was 26.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:28:28,921 INFO L168 Benchmark]: Boogie Procedure Inliner took 155.90 ms. Allocated memory is still 1.0 GB. Free memory is still 978.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:28:28,922 INFO L168 Benchmark]: Boogie Preprocessor took 153.28 ms. Allocated memory is still 1.0 GB. Free memory was 978.3 MB in the beginning and 972.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:28:28,933 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1687.50 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 978.3 MB in the end (delta: -18.0 MB). Peak memory consumption was 26.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 155.90 ms. Allocated memory is still 1.0 GB. Free memory is still 978.3 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 153.28 ms. Allocated memory is still 1.0 GB. Free memory was 978.3 MB in the beginning and 972.5 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 16:28:33,000 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:28:33,005 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:28:33,037 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:28:33,038 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:28:33,050 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:28:33,053 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:28:33,072 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:28:33,077 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:28:33,085 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:28:33,087 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:28:33,093 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:28:33,093 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:28:33,099 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:28:33,104 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:28:33,106 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:28:33,111 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:28:33,116 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:28:33,121 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:28:33,129 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:28:33,137 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:28:33,145 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:28:33,148 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:28:33,152 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:28:33,162 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:28:33,163 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:28:33,163 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:28:33,166 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:28:33,171 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:28:33,172 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:28:33,176 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:28:33,177 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:28:33,178 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:28:33,179 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:28:33,184 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:28:33,185 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:28:33,186 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:28:33,187 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:28:33,187 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:28:33,190 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:28:33,193 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:28:33,194 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:28:33,239 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:28:33,240 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:28:33,246 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:28:33,247 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:28:33,247 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:28:33,248 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:28:33,248 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:28:33,248 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:28:33,251 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:28:33,251 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:28:33,252 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:28:33,253 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:28:33,253 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:28:33,254 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:28:33,254 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:28:33,256 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:28:33,256 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:28:33,256 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:28:33,257 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:28:33,259 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:28:33,259 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:28:33,259 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:28:33,260 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:28:33,260 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:28:33,262 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:28:33,262 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:28:33,262 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:28:33,263 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:28:33,265 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:28:33,265 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:28:33,267 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 -> e933d4cdc4956da0da3b7a9eafbe7f31dfa7607e [2019-11-27 16:28:33,876 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:28:33,905 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:28:33,913 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:28:33,916 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:28:33,918 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:28:33,922 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.2.ufo.BOUNDED-6.pals.c.v+nlh-reducer.c [2019-11-27 16:28:34,083 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dbc3b6529/d1413c8887b0421c820da8c79679259d/FLAG803ee59a5 [2019-11-27 16:28:35,311 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:28:35,313 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.2.ufo.BOUNDED-6.pals.c.v+nlh-reducer.c [2019-11-27 16:28:35,348 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dbc3b6529/d1413c8887b0421c820da8c79679259d/FLAG803ee59a5 [2019-11-27 16:28:35,388 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dbc3b6529/d1413c8887b0421c820da8c79679259d [2019-11-27 16:28:35,400 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:28:35,402 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:28:35,409 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:28:35,410 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:28:35,416 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:28:35,419 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:28:35" (1/1) ... [2019-11-27 16:28:35,429 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@154195b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:35, skipping insertion in model container [2019-11-27 16:28:35,429 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:28:35" (1/1) ... [2019-11-27 16:28:35,450 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:28:35,578 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:28:36,672 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:28:36,694 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:28:37,035 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:28:37,077 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:28:37,078 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:37 WrapperNode [2019-11-27 16:28:37,079 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:28:37,080 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:28:37,080 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:28:37,081 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:28:37,094 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:37" (1/1) ... [2019-11-27 16:28:37,136 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:37" (1/1) ... [2019-11-27 16:28:37,251 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:28:37,252 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:28:37,252 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:28:37,252 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:28:37,272 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:37" (1/1) ... [2019-11-27 16:28:37,272 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:37" (1/1) ... [2019-11-27 16:28:37,288 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:37" (1/1) ... [2019-11-27 16:28:37,291 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:37" (1/1) ... [2019-11-27 16:28:37,330 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:37" (1/1) ... [2019-11-27 16:28:37,368 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:37" (1/1) ... [2019-11-27 16:28:37,386 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:37" (1/1) ... [2019-11-27 16:28:37,406 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:28:37,416 INFO L168 Benchmark]: Toolchain (without parser) took 2009.28 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 966.9 MB in the end (delta: 516.0 kB). Peak memory consumption was 581.5 kB. Max. memory is 12.5 GB. [2019-11-27 16:28:37,418 INFO L168 Benchmark]: CDTParser took 0.39 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 16:28:37,421 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1670.09 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 972.6 MB in the end (delta: -5.2 MB). Peak memory consumption was 26.3 MB. Max. memory is 12.5 GB. [2019-11-27 16:28:37,423 INFO L168 Benchmark]: Boogie Procedure Inliner took 171.50 ms. Allocated memory is still 1.0 GB. Free memory was 972.6 MB in the beginning and 966.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:28:37,425 INFO L168 Benchmark]: Boogie Preprocessor took 157.07 ms. Allocated memory is still 1.0 GB. Free memory is still 966.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:28:37,437 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 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 1670.09 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 972.6 MB in the end (delta: -5.2 MB). Peak memory consumption was 26.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 171.50 ms. Allocated memory is still 1.0 GB. Free memory was 972.6 MB in the beginning and 966.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 157.07 ms. Allocated memory is still 1.0 GB. Free memory is still 966.9 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...