./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded/pals_lcr.3.ufo.UNBOUNDED.pals.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded/pals_lcr.3.ufo.UNBOUNDED.pals.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 4046a99ed23225a0d6947c2d587655f41e942310 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/pals_lcr.3.ufo.UNBOUNDED.pals.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 4046a99ed23225a0d6947c2d587655f41e942310 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 16:23:18,711 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:23:18,716 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:23:18,752 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:23:18,755 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:23:18,757 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:23:18,762 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:23:18,782 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:23:18,786 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:23:18,793 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:23:18,797 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:23:18,800 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:23:18,803 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:23:18,807 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:23:18,813 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:23:18,818 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:23:18,822 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:23:18,825 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:23:18,829 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:23:18,838 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:23:18,846 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:23:18,855 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:23:18,858 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:23:18,865 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:23:18,872 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:23:18,874 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:23:18,874 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:23:18,878 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:23:18,879 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:23:18,882 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:23:18,884 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:23:18,887 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:23:18,888 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:23:18,891 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:23:18,895 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:23:18,896 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:23:18,899 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:23:18,899 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:23:18,901 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:23:18,903 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:23:18,909 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:23:18,911 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:23:18,953 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:23:18,955 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:23:18,959 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:23:18,961 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:23:18,961 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:23:18,964 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:23:18,964 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:23:18,965 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:23:18,965 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:23:18,965 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:23:18,966 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:23:18,967 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:23:18,967 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:23:18,969 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:23:18,969 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:23:18,970 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:23:18,970 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:23:18,970 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:23:18,973 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:23:18,973 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:23:18,973 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:23:18,974 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:23:18,974 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:23:18,975 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:23:18,978 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:23:18,978 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:23:18,978 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:23:18,979 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:23:18,979 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 -> 4046a99ed23225a0d6947c2d587655f41e942310 [2019-11-27 16:23:19,610 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:23:19,678 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:23:19,689 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:23:19,698 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:23:19,698 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:23:19,700 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_lcr.3.ufo.UNBOUNDED.pals.c [2019-11-27 16:23:19,861 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b4f18af9e/54ca52d6a8014cb9bcb2101fbbfd6949/FLAGe839910c0 [2019-11-27 16:23:20,976 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:23:20,981 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_lcr.3.ufo.UNBOUNDED.pals.c [2019-11-27 16:23:21,004 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b4f18af9e/54ca52d6a8014cb9bcb2101fbbfd6949/FLAGe839910c0 [2019-11-27 16:23:21,047 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b4f18af9e/54ca52d6a8014cb9bcb2101fbbfd6949 [2019-11-27 16:23:21,057 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:23:21,059 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:23:21,063 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:23:21,065 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:23:21,072 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:23:21,073 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:23:21" (1/1) ... [2019-11-27 16:23:21,082 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ef5a3f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:21, skipping insertion in model container [2019-11-27 16:23:21,083 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:23:21" (1/1) ... [2019-11-27 16:23:21,104 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:23:21,190 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:23:21,818 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:23:21,844 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:23:21,963 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:23:21,993 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:23:21,994 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:21 WrapperNode [2019-11-27 16:23:21,995 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:23:22,009 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:23:22,011 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:23:22,011 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:23:22,033 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:21" (1/1) ... [2019-11-27 16:23:22,071 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:21" (1/1) ... [2019-11-27 16:23:22,162 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:23:22,167 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:23:22,168 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:23:22,168 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:23:22,192 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:21" (1/1) ... [2019-11-27 16:23:22,197 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:21" (1/1) ... [2019-11-27 16:23:22,212 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:21" (1/1) ... [2019-11-27 16:23:22,217 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:21" (1/1) ... [2019-11-27 16:23:22,236 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:21" (1/1) ... [2019-11-27 16:23:22,264 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:21" (1/1) ... [2019-11-27 16:23:22,268 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:21" (1/1) ... [2019-11-27 16:23:22,285 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:23:22,294 INFO L168 Benchmark]: Toolchain (without parser) took 1229.62 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 984.3 MB in the end (delta: -22.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:23:22,298 INFO L168 Benchmark]: CDTParser took 0.83 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:23:22,299 INFO L168 Benchmark]: CACSL2BoogieTranslator took 932.19 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 991.5 MB in the end (delta: -29.8 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. [2019-11-27 16:23:22,304 INFO L168 Benchmark]: Boogie Procedure Inliner took 157.90 ms. Allocated memory is still 1.0 GB. Free memory was 991.5 MB in the beginning and 984.3 MB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:23:22,307 INFO L168 Benchmark]: Boogie Preprocessor took 118.73 ms. Allocated memory is still 1.0 GB. Free memory is still 984.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:23:22,320 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.83 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 932.19 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 991.5 MB in the end (delta: -29.8 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 157.90 ms. Allocated memory is still 1.0 GB. Free memory was 991.5 MB in the beginning and 984.3 MB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 118.73 ms. Allocated memory is still 1.0 GB. Free memory is still 984.3 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 0.1.24-509859d [2019-11-27 16:23:26,352 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:23:26,358 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:23:26,395 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:23:26,398 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:23:26,402 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:23:26,407 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:23:26,425 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:23:26,429 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:23:26,435 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:23:26,439 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:23:26,445 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:23:26,445 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:23:26,452 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:23:26,455 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:23:26,461 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:23:26,464 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:23:26,470 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:23:26,475 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:23:26,487 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:23:26,494 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:23:26,502 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:23:26,508 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:23:26,510 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:23:26,519 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:23:26,519 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:23:26,520 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:23:26,523 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:23:26,525 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:23:26,529 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:23:26,529 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:23:26,530 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:23:26,535 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:23:26,537 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:23:26,540 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:23:26,542 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:23:26,546 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:23:26,546 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:23:26,547 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:23:26,551 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:23:26,553 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:23:26,555 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:23:26,601 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:23:26,601 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:23:26,606 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:23:26,609 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:23:26,609 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:23:26,610 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:23:26,610 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:23:26,610 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:23:26,610 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:23:26,611 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:23:26,613 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:23:26,615 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:23:26,615 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:23:26,616 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:23:26,616 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:23:26,616 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:23:26,617 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:23:26,620 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:23:26,620 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:23:26,621 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:23:26,621 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:23:26,621 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:23:26,622 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:23:26,622 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:23:26,622 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:23:26,623 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:23:26,625 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:23:26,625 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:23:26,625 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:23:26,626 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:23:26,627 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 -> 4046a99ed23225a0d6947c2d587655f41e942310 [2019-11-27 16:23:27,217 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:23:27,251 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:23:27,260 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:23:27,263 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:23:27,263 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:23:27,266 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_lcr.3.ufo.UNBOUNDED.pals.c [2019-11-27 16:23:27,427 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eb03fb8ba/6136ef367b0940c18925cbeb817f9fa4/FLAG8bd98a49c [2019-11-27 16:23:28,595 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:23:28,596 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_lcr.3.ufo.UNBOUNDED.pals.c [2019-11-27 16:23:28,633 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eb03fb8ba/6136ef367b0940c18925cbeb817f9fa4/FLAG8bd98a49c [2019-11-27 16:23:28,667 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eb03fb8ba/6136ef367b0940c18925cbeb817f9fa4 [2019-11-27 16:23:28,675 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:23:28,680 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:23:28,695 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:23:28,696 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:23:28,701 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:23:28,702 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:23:28" (1/1) ... [2019-11-27 16:23:28,707 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1200897d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:28, skipping insertion in model container [2019-11-27 16:23:28,707 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:23:28" (1/1) ... [2019-11-27 16:23:28,717 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:23:28,821 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:23:29,511 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:23:29,548 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:23:29,678 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:23:29,732 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:23:29,733 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:29 WrapperNode [2019-11-27 16:23:29,733 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:23:29,735 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:23:29,736 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:23:29,736 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:23:29,753 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:29" (1/1) ... [2019-11-27 16:23:29,780 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:29" (1/1) ... [2019-11-27 16:23:29,835 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:23:29,836 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:23:29,836 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:23:29,836 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:23:29,847 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:29" (1/1) ... [2019-11-27 16:23:29,847 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:29" (1/1) ... [2019-11-27 16:23:29,866 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:29" (1/1) ... [2019-11-27 16:23:29,867 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:29" (1/1) ... [2019-11-27 16:23:29,885 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:29" (1/1) ... [2019-11-27 16:23:29,902 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:29" (1/1) ... [2019-11-27 16:23:29,911 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:29" (1/1) ... [2019-11-27 16:23:29,919 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:23:29,937 INFO L168 Benchmark]: Toolchain (without parser) took 1257.84 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 984.3 MB in the end (delta: -16.9 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:23:29,942 INFO L168 Benchmark]: CDTParser took 0.35 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:23:29,944 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1038.91 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 990.0 MB in the end (delta: -22.6 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. [2019-11-27 16:23:29,946 INFO L168 Benchmark]: Boogie Procedure Inliner took 99.97 ms. Allocated memory is still 1.0 GB. Free memory was 990.0 MB in the beginning and 984.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:23:29,947 INFO L168 Benchmark]: Boogie Preprocessor took 96.50 ms. Allocated memory is still 1.0 GB. Free memory is still 984.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:23:29,956 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1038.91 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 990.0 MB in the end (delta: -22.6 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 99.97 ms. Allocated memory is still 1.0 GB. Free memory was 990.0 MB in the beginning and 984.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 96.50 ms. Allocated memory is still 1.0 GB. Free memory is still 984.3 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...