./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.ufo.UNBOUNDED.pals.c.v+cfa-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_lcr.6.ufo.UNBOUNDED.pals.c.v+cfa-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 7823a438d03c354f476b4788a33156cd0236b8d5 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_lcr.6.ufo.UNBOUNDED.pals.c.v+cfa-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 7823a438d03c354f476b4788a33156cd0236b8d5 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 10:06:13,042 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:06:13,051 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:06:13,084 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:06:13,087 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:06:13,093 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:06:13,096 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:06:13,111 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:06:13,117 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:06:13,124 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:06:13,125 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:06:13,130 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:06:13,132 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:06:13,137 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:06:13,139 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:06:13,143 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:06:13,148 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:06:13,151 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:06:13,156 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:06:13,163 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:06:13,171 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:06:13,179 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:06:13,182 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:06:13,188 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:06:13,195 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:06:13,195 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:06:13,199 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:06:13,201 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:06:13,202 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:06:13,203 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:06:13,206 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:06:13,207 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:06:13,209 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:06:13,212 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:06:13,216 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:06:13,219 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:06:13,221 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:06:13,221 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:06:13,222 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:06:13,223 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:06:13,227 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:06:13,228 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 10:06:13,281 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:06:13,287 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:06:13,290 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:06:13,295 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:06:13,295 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:06:13,296 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:06:13,297 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:06:13,297 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 10:06:13,297 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:06:13,299 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:06:13,299 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:06:13,299 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:06:13,300 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:06:13,301 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:06:13,304 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:06:13,304 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:06:13,307 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:06:13,307 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:06:13,307 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:06:13,308 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:06:13,308 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:06:13,308 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:06:13,309 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:06:13,309 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:06:13,312 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:06:13,312 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 10:06:13,313 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 10:06:13,313 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:06:13,313 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 -> 7823a438d03c354f476b4788a33156cd0236b8d5 [2019-11-27 10:06:13,936 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:06:13,965 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:06:13,975 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:06:13,978 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:06:13,980 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:06:13,982 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-27 10:06:14,138 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/280a836ee/a1690cf1e32648e2996de564701bd928/FLAGa87f0aad8 [2019-11-27 10:06:15,310 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:06:15,313 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-27 10:06:15,342 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/280a836ee/a1690cf1e32648e2996de564701bd928/FLAGa87f0aad8 [2019-11-27 10:06:15,385 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/280a836ee/a1690cf1e32648e2996de564701bd928 [2019-11-27 10:06:15,395 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:06:15,398 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:06:15,403 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:06:15,404 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:06:15,415 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:06:15,417 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:06:15" (1/1) ... [2019-11-27 10:06:15,426 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 10:06:15, skipping insertion in model container [2019-11-27 10:06:15,427 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:06:15" (1/1) ... [2019-11-27 10:06:15,446 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:06:15,559 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:06:16,375 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:06:16,424 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:06:16,649 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:06:16,708 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:06:16,709 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:16 WrapperNode [2019-11-27 10:06:16,709 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:06:16,711 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:06:16,711 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:06:16,711 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:06:16,729 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:16" (1/1) ... [2019-11-27 10:06:16,766 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:16" (1/1) ... [2019-11-27 10:06:16,852 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:06:16,855 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:06:16,856 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:06:16,856 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:06:16,891 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:16" (1/1) ... [2019-11-27 10:06:16,892 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:16" (1/1) ... [2019-11-27 10:06:16,902 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:16" (1/1) ... [2019-11-27 10:06:16,903 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:16" (1/1) ... [2019-11-27 10:06:16,925 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:16" (1/1) ... [2019-11-27 10:06:16,939 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:16" (1/1) ... [2019-11-27 10:06:16,947 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:16" (1/1) ... [2019-11-27 10:06:16,956 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:06:16,983 INFO L168 Benchmark]: Toolchain (without parser) took 1564.15 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 974.2 MB in the end (delta: -12.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:06:16,984 INFO L168 Benchmark]: CDTParser took 2.80 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 10:06:16,985 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1306.47 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 979.9 MB in the end (delta: -18.2 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-27 10:06:16,986 INFO L168 Benchmark]: Boogie Procedure Inliner took 143.90 ms. Allocated memory is still 1.0 GB. Free memory is still 979.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:06:16,991 INFO L168 Benchmark]: Boogie Preprocessor took 101.48 ms. Allocated memory is still 1.0 GB. Free memory was 979.9 MB in the beginning and 974.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:06:17,002 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.80 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 1306.47 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 979.9 MB in the end (delta: -18.2 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 143.90 ms. Allocated memory is still 1.0 GB. Free memory is still 979.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 101.48 ms. Allocated memory is still 1.0 GB. Free memory was 979.9 MB in the beginning and 974.2 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 10:06:21,054 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:06:21,059 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:06:21,095 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:06:21,096 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:06:21,099 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:06:21,101 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:06:21,126 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:06:21,130 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:06:21,138 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:06:21,140 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:06:21,147 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:06:21,151 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:06:21,156 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:06:21,157 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:06:21,163 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:06:21,167 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:06:21,173 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:06:21,179 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:06:21,193 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:06:21,202 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:06:21,205 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:06:21,208 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:06:21,213 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:06:21,223 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:06:21,227 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:06:21,227 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:06:21,230 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:06:21,231 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:06:21,234 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:06:21,236 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:06:21,237 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:06:21,239 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:06:21,243 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:06:21,250 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:06:21,251 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:06:21,252 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:06:21,253 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:06:21,253 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:06:21,257 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:06:21,261 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:06:21,262 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 10:06:21,304 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:06:21,308 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:06:21,315 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:06:21,315 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:06:21,316 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:06:21,316 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:06:21,317 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:06:21,317 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:06:21,319 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:06:21,319 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:06:21,320 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:06:21,324 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:06:21,324 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 10:06:21,325 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 10:06:21,325 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:06:21,326 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:06:21,326 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:06:21,329 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:06:21,329 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:06:21,330 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:06:21,330 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:06:21,330 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:06:21,331 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:06:21,332 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:06:21,335 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:06:21,335 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:06:21,335 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 10:06:21,336 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 10:06:21,336 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:06:21,337 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 10:06:21,338 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 -> 7823a438d03c354f476b4788a33156cd0236b8d5 [2019-11-27 10:06:22,010 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:06:22,037 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:06:22,045 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:06:22,050 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:06:22,052 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:06:22,054 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-27 10:06:22,205 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a00ef5532/8c012cf88e0045499c31e3fbebd12061/FLAG0e2516217 [2019-11-27 10:06:23,354 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:06:23,356 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-27 10:06:23,387 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a00ef5532/8c012cf88e0045499c31e3fbebd12061/FLAG0e2516217 [2019-11-27 10:06:23,426 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a00ef5532/8c012cf88e0045499c31e3fbebd12061 [2019-11-27 10:06:23,432 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:06:23,437 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:06:23,446 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:06:23,446 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:06:23,454 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:06:23,457 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:06:23" (1/1) ... [2019-11-27 10:06:23,462 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 10:06:23, skipping insertion in model container [2019-11-27 10:06:23,463 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:06:23" (1/1) ... [2019-11-27 10:06:23,472 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:06:23,584 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:06:24,439 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:06:24,466 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:06:24,730 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:06:24,772 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:06:24,774 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:24 WrapperNode [2019-11-27 10:06:24,774 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:06:24,775 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:06:24,775 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:06:24,775 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:06:24,797 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:24" (1/1) ... [2019-11-27 10:06:24,830 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:24" (1/1) ... [2019-11-27 10:06:24,907 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:06:24,910 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:06:24,910 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:06:24,911 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:06:24,932 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:24" (1/1) ... [2019-11-27 10:06:24,933 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:24" (1/1) ... [2019-11-27 10:06:24,946 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:24" (1/1) ... [2019-11-27 10:06:24,947 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:24" (1/1) ... [2019-11-27 10:06:24,969 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:24" (1/1) ... [2019-11-27 10:06:24,989 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:24" (1/1) ... [2019-11-27 10:06:24,996 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:24" (1/1) ... [2019-11-27 10:06:25,008 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:06:25,017 INFO L168 Benchmark]: Toolchain (without parser) took 1576.08 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 978.5 MB in the end (delta: -18.3 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:06:25,018 INFO L168 Benchmark]: CDTParser took 1.09 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 10:06:25,028 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1328.38 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 984.2 MB in the end (delta: -24.0 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-27 10:06:25,030 INFO L168 Benchmark]: Boogie Procedure Inliner took 134.80 ms. Allocated memory is still 1.0 GB. Free memory was 984.2 MB in the beginning and 978.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:06:25,034 INFO L168 Benchmark]: Boogie Preprocessor took 99.70 ms. Allocated memory is still 1.0 GB. Free memory is still 978.5 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:06:25,042 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.09 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 1328.38 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 984.2 MB in the end (delta: -24.0 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 134.80 ms. Allocated memory is still 1.0 GB. Free memory was 984.2 MB in the beginning and 978.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 99.70 ms. Allocated memory is still 1.0 GB. Free memory is still 978.5 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...