./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.2.ufo.BOUNDED-8.pals.c.v+nlh-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_floodmax.4.2.ufo.BOUNDED-8.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 fff78b8da45a4a516cd17c7f0e5ec93455ed176b ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.2.ufo.BOUNDED-8.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 fff78b8da45a4a516cd17c7f0e5ec93455ed176b .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 10:04:10,951 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:04:10,958 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:04:10,996 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:04:11,000 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:04:11,003 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:04:11,009 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:04:11,031 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:04:11,033 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:04:11,042 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:04:11,046 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:04:11,048 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:04:11,053 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:04:11,057 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:04:11,061 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:04:11,067 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:04:11,073 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:04:11,077 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:04:11,084 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:04:11,090 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:04:11,100 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:04:11,110 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:04:11,115 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:04:11,117 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:04:11,128 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:04:11,130 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:04:11,130 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:04:11,134 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:04:11,134 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:04:11,139 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:04:11,140 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:04:11,143 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:04:11,148 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:04:11,150 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:04:11,152 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:04:11,154 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:04:11,157 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:04:11,158 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:04:11,158 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:04:11,164 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:04:11,167 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:04:11,170 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 10:04:11,218 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:04:11,218 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:04:11,223 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:04:11,226 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:04:11,226 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:04:11,227 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:04:11,227 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:04:11,228 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 10:04:11,229 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:04:11,229 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:04:11,232 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:04:11,233 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:04:11,233 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:04:11,234 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:04:11,236 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:04:11,236 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:04:11,237 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:04:11,239 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:04:11,239 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:04:11,239 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:04:11,240 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:04:11,241 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:04:11,244 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:04:11,244 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:04:11,245 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:04:11,245 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 10:04:11,246 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 10:04:11,246 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:04:11,249 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 -> fff78b8da45a4a516cd17c7f0e5ec93455ed176b [2019-11-27 10:04:11,902 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:04:11,935 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:04:11,943 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:04:11,948 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:04:11,948 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:04:11,950 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.2.ufo.BOUNDED-8.pals.c.v+nlh-reducer.c [2019-11-27 10:04:12,120 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b5b392ad9/e723e637ca2f42aab0b7a0f741c83f2f/FLAG6eb93824b [2019-11-27 10:04:13,440 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:04:13,442 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.2.ufo.BOUNDED-8.pals.c.v+nlh-reducer.c [2019-11-27 10:04:13,480 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b5b392ad9/e723e637ca2f42aab0b7a0f741c83f2f/FLAG6eb93824b [2019-11-27 10:04:13,518 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b5b392ad9/e723e637ca2f42aab0b7a0f741c83f2f [2019-11-27 10:04:13,527 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:04:13,530 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:04:13,535 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:04:13,536 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:04:13,544 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:04:13,545 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:04:13" (1/1) ... [2019-11-27 10:04:13,554 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 10:04:13, skipping insertion in model container [2019-11-27 10:04:13,555 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:04:13" (1/1) ... [2019-11-27 10:04:13,567 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:04:13,752 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:04:15,346 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:04:15,380 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:04:16,404 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:04:16,461 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:04:16,462 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:16 WrapperNode [2019-11-27 10:04:16,463 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:04:16,465 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:04:16,467 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:04:16,467 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:04:16,490 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:16" (1/1) ... [2019-11-27 10:04:16,567 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:16" (1/1) ... [2019-11-27 10:04:16,752 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:04:16,756 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:04:16,757 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:04:16,757 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:04:16,782 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:16" (1/1) ... [2019-11-27 10:04:16,782 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:16" (1/1) ... [2019-11-27 10:04:16,800 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:16" (1/1) ... [2019-11-27 10:04:16,801 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:16" (1/1) ... [2019-11-27 10:04:16,869 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:16" (1/1) ... [2019-11-27 10:04:16,922 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:16" (1/1) ... [2019-11-27 10:04:16,942 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:16" (1/1) ... [2019-11-27 10:04:16,971 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:04:16,981 INFO L168 Benchmark]: Toolchain (without parser) took 3447.30 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 948.9 MB in the end (delta: 12.8 MB). Peak memory consumption was 12.9 MB. Max. memory is 12.5 GB. [2019-11-27 10:04:16,983 INFO L168 Benchmark]: CDTParser took 2.05 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 10:04:16,986 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2928.85 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 966.1 MB in the end (delta: -4.4 MB). Peak memory consumption was 32.9 MB. Max. memory is 12.5 GB. [2019-11-27 10:04:16,989 INFO L168 Benchmark]: Boogie Procedure Inliner took 291.59 ms. Allocated memory is still 1.0 GB. Free memory was 966.1 MB in the beginning and 954.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 10:04:16,993 INFO L168 Benchmark]: Boogie Preprocessor took 215.22 ms. Allocated memory is still 1.0 GB. Free memory was 954.6 MB in the beginning and 948.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:04:17,004 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.05 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 2928.85 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 966.1 MB in the end (delta: -4.4 MB). Peak memory consumption was 32.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 291.59 ms. Allocated memory is still 1.0 GB. Free memory was 966.1 MB in the beginning and 954.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 215.22 ms. Allocated memory is still 1.0 GB. Free memory was 954.6 MB in the beginning and 948.9 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-da95e15 [2019-11-27 10:04:21,130 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:04:21,135 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:04:21,168 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:04:21,171 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:04:21,173 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:04:21,179 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:04:21,194 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:04:21,196 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:04:21,203 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:04:21,205 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:04:21,213 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:04:21,214 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:04:21,218 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:04:21,224 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:04:21,229 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:04:21,231 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:04:21,235 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:04:21,242 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:04:21,251 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:04:21,257 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:04:21,262 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:04:21,266 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:04:21,273 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:04:21,278 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:04:21,281 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:04:21,281 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:04:21,283 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:04:21,284 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:04:21,287 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:04:21,289 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:04:21,290 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:04:21,291 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:04:21,295 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:04:21,298 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:04:21,300 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:04:21,302 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:04:21,303 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:04:21,303 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:04:21,308 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:04:21,311 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:04:21,314 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 10:04:21,352 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:04:21,355 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:04:21,361 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:04:21,362 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:04:21,363 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:04:21,366 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:04:21,366 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:04:21,366 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:04:21,367 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:04:21,367 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:04:21,368 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:04:21,369 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:04:21,369 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 10:04:21,370 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 10:04:21,371 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:04:21,373 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:04:21,373 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:04:21,374 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:04:21,374 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:04:21,376 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:04:21,376 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:04:21,376 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:04:21,378 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:04:21,379 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:04:21,381 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:04:21,381 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:04:21,381 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 10:04:21,382 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 10:04:21,382 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:04:21,382 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 10:04:21,383 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 -> fff78b8da45a4a516cd17c7f0e5ec93455ed176b [2019-11-27 10:04:22,016 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:04:22,047 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:04:22,056 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:04:22,060 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:04:22,063 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:04:22,065 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.2.ufo.BOUNDED-8.pals.c.v+nlh-reducer.c [2019-11-27 10:04:22,229 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/38b91668a/4f90271e140745e8bbd42cf800821717/FLAG311cb526c [2019-11-27 10:04:23,515 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:04:23,521 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.2.ufo.BOUNDED-8.pals.c.v+nlh-reducer.c [2019-11-27 10:04:23,561 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/38b91668a/4f90271e140745e8bbd42cf800821717/FLAG311cb526c [2019-11-27 10:04:23,891 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/38b91668a/4f90271e140745e8bbd42cf800821717 [2019-11-27 10:04:23,900 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:04:23,906 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:04:23,912 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:04:23,912 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:04:23,920 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:04:23,924 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:04:23" (1/1) ... [2019-11-27 10:04:23,930 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6bcb722f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:23, skipping insertion in model container [2019-11-27 10:04:23,932 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:04:23" (1/1) ... [2019-11-27 10:04:23,952 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:04:24,134 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:04:26,023 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:04:26,059 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:04:26,988 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:04:27,041 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:04:27,042 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:27 WrapperNode [2019-11-27 10:04:27,043 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:04:27,047 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:04:27,047 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:04:27,047 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:04:27,071 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:27" (1/1) ... [2019-11-27 10:04:27,161 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:27" (1/1) ... [2019-11-27 10:04:27,312 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:04:27,317 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:04:27,318 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:04:27,318 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:04:27,340 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:27" (1/1) ... [2019-11-27 10:04:27,341 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:27" (1/1) ... [2019-11-27 10:04:27,366 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:27" (1/1) ... [2019-11-27 10:04:27,367 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:27" (1/1) ... [2019-11-27 10:04:27,452 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:27" (1/1) ... [2019-11-27 10:04:27,510 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:27" (1/1) ... [2019-11-27 10:04:27,528 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:27" (1/1) ... [2019-11-27 10:04:27,555 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:04:27,561 INFO L168 Benchmark]: Toolchain (without parser) took 3652.31 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 926.9 MB in the end (delta: 34.8 MB). Peak memory consumption was 34.8 MB. Max. memory is 12.5 GB. [2019-11-27 10:04:27,563 INFO L168 Benchmark]: CDTParser took 0.90 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 10:04:27,567 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3134.01 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 938.4 MB in the end (delta: 23.3 MB). Peak memory consumption was 39.1 MB. Max. memory is 12.5 GB. [2019-11-27 10:04:27,570 INFO L168 Benchmark]: Boogie Procedure Inliner took 270.53 ms. Allocated memory is still 1.0 GB. Free memory was 938.4 MB in the beginning and 932.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:04:27,572 INFO L168 Benchmark]: Boogie Preprocessor took 237.67 ms. Allocated memory is still 1.0 GB. Free memory was 932.7 MB in the beginning and 926.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:04:27,583 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.90 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 3134.01 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 938.4 MB in the end (delta: 23.3 MB). Peak memory consumption was 39.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 270.53 ms. Allocated memory is still 1.0 GB. Free memory was 938.4 MB in the beginning and 932.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 237.67 ms. Allocated memory is still 1.0 GB. Free memory was 932.7 MB in the beginning and 926.9 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...