./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.2.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 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.UNBOUNDED.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 5502f9672f054c34b790763a9f35b59444705f97 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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.UNBOUNDED.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 5502f9672f054c34b790763a9f35b59444705f97 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 10:06:36,662 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:06:36,667 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:06:36,707 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:06:36,708 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:06:36,710 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:06:36,715 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:06:36,733 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:06:36,742 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:06:36,749 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:06:36,751 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:06:36,757 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:06:36,758 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:06:36,764 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:06:36,768 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:06:36,775 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:06:36,778 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:06:36,782 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:06:36,787 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:06:36,796 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:06:36,806 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:06:36,812 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:06:36,814 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:06:36,819 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:06:36,827 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:06:36,828 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:06:36,830 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:06:36,832 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:06:36,833 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:06:36,837 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:06:36,837 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:06:36,838 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:06:36,841 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:06:36,843 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:06:36,847 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:06:36,848 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:06:36,850 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:06:36,854 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:06:36,854 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:06:36,856 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:06:36,857 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:06:36,861 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 10:06:36,902 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:06:36,903 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:06:36,907 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:06:36,909 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:06:36,909 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:06:36,912 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:06:36,912 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:06:36,913 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 10:06:36,913 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:06:36,913 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:06:36,915 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:06:36,915 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:06:36,915 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:06:36,917 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:06:36,918 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:06:36,918 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:06:36,918 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:06:36,918 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:06:36,921 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:06:36,921 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:06:36,921 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:06:36,922 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:06:36,922 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:06:36,922 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:06:36,924 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:06:36,924 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 10:06:36,924 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 10:06:36,925 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:06:36,926 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 -> 5502f9672f054c34b790763a9f35b59444705f97 [2019-11-27 10:06:37,462 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:06:37,494 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:06:37,500 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:06:37,505 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:06:37,506 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:06:37,510 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.2.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-27 10:06:37,662 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cede4b753/91765beb0f8d4078b297d5edaff03ae1/FLAG55bd64d54 [2019-11-27 10:06:38,896 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:06:38,904 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.2.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-27 10:06:38,938 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cede4b753/91765beb0f8d4078b297d5edaff03ae1/FLAG55bd64d54 [2019-11-27 10:06:38,979 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cede4b753/91765beb0f8d4078b297d5edaff03ae1 [2019-11-27 10:06:38,989 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:06:38,994 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:06:38,997 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:06:38,997 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:06:39,008 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:06:39,009 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:06:38" (1/1) ... [2019-11-27 10:06:39,016 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@218e5f0d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:39, skipping insertion in model container [2019-11-27 10:06:39,019 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:06:38" (1/1) ... [2019-11-27 10:06:39,039 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:06:39,169 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:06:40,226 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:06:40,281 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:06:40,648 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:06:40,708 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:06:40,710 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:40 WrapperNode [2019-11-27 10:06:40,715 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:06:40,717 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:06:40,720 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:06:40,720 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:06:40,733 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:40" (1/1) ... [2019-11-27 10:06:40,778 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:40" (1/1) ... [2019-11-27 10:06:40,889 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:06:40,892 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:06:40,892 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:06:40,893 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:06:40,909 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:40" (1/1) ... [2019-11-27 10:06:40,910 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:40" (1/1) ... [2019-11-27 10:06:40,920 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:40" (1/1) ... [2019-11-27 10:06:40,921 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:40" (1/1) ... [2019-11-27 10:06:40,959 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:40" (1/1) ... [2019-11-27 10:06:41,012 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:40" (1/1) ... [2019-11-27 10:06:41,023 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:40" (1/1) ... [2019-11-27 10:06:41,045 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:06:41,059 INFO L168 Benchmark]: Toolchain (without parser) took 2057.30 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 972.5 MB in the end (delta: -10.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:06:41,062 INFO L168 Benchmark]: CDTParser took 0.40 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 10:06:41,064 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1718.91 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 978.2 MB in the end (delta: -16.5 MB). Peak memory consumption was 26.5 MB. Max. memory is 12.5 GB. [2019-11-27 10:06:41,071 INFO L168 Benchmark]: Boogie Procedure Inliner took 175.07 ms. Allocated memory is still 1.0 GB. Free memory was 978.2 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 10:06:41,072 INFO L168 Benchmark]: Boogie Preprocessor took 153.87 ms. Allocated memory is still 1.0 GB. Free memory is still 972.5 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:06:41,089 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40 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 1718.91 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 978.2 MB in the end (delta: -16.5 MB). Peak memory consumption was 26.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 175.07 ms. Allocated memory is still 1.0 GB. Free memory was 978.2 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. * Boogie Preprocessor took 153.87 ms. Allocated memory is still 1.0 GB. Free memory is still 972.5 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... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 10:06:45,146 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:06:45,152 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:06:45,190 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:06:45,190 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:06:45,193 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:06:45,198 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:06:45,215 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:06:45,221 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:06:45,224 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:06:45,229 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:06:45,236 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:06:45,237 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:06:45,242 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:06:45,245 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:06:45,252 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:06:45,256 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:06:45,262 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:06:45,267 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:06:45,276 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:06:45,286 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:06:45,290 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:06:45,293 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:06:45,298 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:06:45,306 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:06:45,309 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:06:45,309 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:06:45,311 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:06:45,314 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:06:45,315 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:06:45,318 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:06:45,319 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:06:45,320 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:06:45,324 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:06:45,326 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:06:45,328 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:06:45,329 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:06:45,330 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:06:45,332 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:06:45,333 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:06:45,336 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:06:45,337 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 10:06:45,377 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:06:45,379 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:06:45,384 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:06:45,384 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:06:45,384 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:06:45,387 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:06:45,387 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:06:45,387 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:06:45,388 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:06:45,388 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:06:45,389 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:06:45,390 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:06:45,392 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 10:06:45,392 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 10:06:45,393 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:06:45,393 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:06:45,393 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:06:45,394 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:06:45,395 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:06:45,395 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:06:45,398 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:06:45,398 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:06:45,399 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:06:45,399 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:06:45,399 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:06:45,400 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:06:45,400 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 10:06:45,400 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 10:06:45,400 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:06:45,404 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 10:06:45,407 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 -> 5502f9672f054c34b790763a9f35b59444705f97 [2019-11-27 10:06:46,027 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:06:46,057 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:06:46,069 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:06:46,072 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:06:46,073 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:06:46,077 INFO L428 ainManager$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.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-27 10:06:46,245 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/526ebd775/19114daf48534d86b59484f5bd420ad2/FLAG8c220cfac [2019-11-27 10:06:47,518 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:06:47,519 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.2.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-27 10:06:47,560 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/526ebd775/19114daf48534d86b59484f5bd420ad2/FLAG8c220cfac [2019-11-27 10:06:47,599 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/526ebd775/19114daf48534d86b59484f5bd420ad2 [2019-11-27 10:06:47,608 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:06:47,612 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:06:47,618 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:06:47,619 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:06:47,626 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:06:47,630 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:06:47" (1/1) ... [2019-11-27 10:06:47,638 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 10:06:47, skipping insertion in model container [2019-11-27 10:06:47,639 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:06:47" (1/1) ... [2019-11-27 10:06:47,658 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:06:47,783 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:06:48,946 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:06:48,978 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:06:49,383 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:06:49,420 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:06:49,422 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:49 WrapperNode [2019-11-27 10:06:49,422 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:06:49,424 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:06:49,424 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:06:49,424 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:06:49,447 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:49" (1/1) ... [2019-11-27 10:06:49,495 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:49" (1/1) ... [2019-11-27 10:06:49,607 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:06:49,610 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:06:49,611 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:06:49,611 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:06:49,629 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:49" (1/1) ... [2019-11-27 10:06:49,630 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:49" (1/1) ... [2019-11-27 10:06:49,645 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:49" (1/1) ... [2019-11-27 10:06:49,651 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:49" (1/1) ... [2019-11-27 10:06:49,702 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:49" (1/1) ... [2019-11-27 10:06:49,740 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:49" (1/1) ... [2019-11-27 10:06:49,763 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:49" (1/1) ... [2019-11-27 10:06:49,784 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:06:49,800 INFO L168 Benchmark]: Toolchain (without parser) took 2179.25 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 961.3 MB in the end (delta: 436.0 kB). Peak memory consumption was 501.5 kB. Max. memory is 12.5 GB. [2019-11-27 10:06:49,802 INFO L168 Benchmark]: CDTParser took 0.37 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 10:06:49,806 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1804.23 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 972.7 MB in the end (delta: -11.0 MB). Peak memory consumption was 26.3 MB. Max. memory is 12.5 GB. [2019-11-27 10:06:49,809 INFO L168 Benchmark]: Boogie Procedure Inliner took 186.35 ms. Allocated memory is still 1.0 GB. Free memory was 972.7 MB in the beginning and 967.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:06:49,814 INFO L168 Benchmark]: Boogie Preprocessor took 178.29 ms. Allocated memory is still 1.0 GB. Free memory was 967.0 MB in the beginning and 961.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:06:49,826 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37 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 1804.23 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 972.7 MB in the end (delta: -11.0 MB). Peak memory consumption was 26.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 186.35 ms. Allocated memory is still 1.0 GB. Free memory was 972.7 MB in the beginning and 967.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 178.29 ms. Allocated memory is still 1.0 GB. Free memory was 967.0 MB in the beginning and 961.3 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...