./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.1.ufo.BOUNDED-6.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_lcr-var-start-time.3.1.ufo.BOUNDED-6.pals.c.v+nlh-reducer.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 7954ee761a4f7686ee1ab1847a69c9ed105e60ae ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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-var-start-time.3.1.ufo.BOUNDED-6.pals.c.v+nlh-reducer.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 7954ee761a4f7686ee1ab1847a69c9ed105e60ae .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 10:04:35,806 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:04:35,812 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:04:35,845 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:04:35,848 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:04:35,850 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:04:35,855 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:04:35,873 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:04:35,876 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:04:35,881 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:04:35,886 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:04:35,890 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:04:35,890 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:04:35,894 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:04:35,898 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:04:35,905 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:04:35,909 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:04:35,911 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:04:35,915 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:04:35,923 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:04:35,929 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:04:35,935 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:04:35,937 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:04:35,942 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:04:35,949 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:04:35,951 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:04:35,951 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:04:35,953 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:04:35,956 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:04:35,957 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:04:35,959 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:04:35,960 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:04:35,962 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:04:35,963 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:04:35,968 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:04:35,969 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:04:35,970 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:04:35,972 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:04:35,972 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:04:35,976 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:04:35,978 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:04:35,980 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 10:04:36,019 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:04:36,021 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:04:36,025 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:04:36,026 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:04:36,026 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:04:36,029 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:04:36,029 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:04:36,030 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 10:04:36,030 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:04:36,030 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:04:36,031 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:04:36,032 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:04:36,032 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:04:36,033 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:04:36,034 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:04:36,034 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:04:36,037 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:04:36,037 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:04:36,037 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:04:36,038 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:04:36,038 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:04:36,038 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:04:36,039 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:04:36,039 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:04:36,039 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:04:36,040 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 10:04:36,042 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 10:04:36,042 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:04:36,042 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 -> 7954ee761a4f7686ee1ab1847a69c9ed105e60ae [2019-11-27 10:04:36,627 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:04:36,654 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:04:36,661 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:04:36,666 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:04:36,667 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:04:36,671 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.1.ufo.BOUNDED-6.pals.c.v+nlh-reducer.c [2019-11-27 10:04:36,822 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/05a3adda2/b33c2388f1be41be9da688b943aa204d/FLAGa1cd6750b [2019-11-27 10:04:37,933 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:04:37,937 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.1.ufo.BOUNDED-6.pals.c.v+nlh-reducer.c [2019-11-27 10:04:37,970 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/05a3adda2/b33c2388f1be41be9da688b943aa204d/FLAGa1cd6750b [2019-11-27 10:04:38,477 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/05a3adda2/b33c2388f1be41be9da688b943aa204d [2019-11-27 10:04:38,488 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:04:38,490 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:04:38,494 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:04:38,495 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:04:38,502 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:04:38,504 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:04:38" (1/1) ... [2019-11-27 10:04:38,512 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b4f2291 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:38, skipping insertion in model container [2019-11-27 10:04:38,514 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:04:38" (1/1) ... [2019-11-27 10:04:38,534 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:04:38,642 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:04:39,471 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:04:39,506 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:04:39,740 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:04:39,785 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:04:39,786 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:39 WrapperNode [2019-11-27 10:04:39,787 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:04:39,795 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:04:39,796 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:04:39,796 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:04:39,807 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:39" (1/1) ... [2019-11-27 10:04:39,837 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:39" (1/1) ... [2019-11-27 10:04:39,925 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:04:39,927 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:04:39,928 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:04:39,928 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:04:39,947 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:39" (1/1) ... [2019-11-27 10:04:39,947 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:39" (1/1) ... [2019-11-27 10:04:39,958 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:39" (1/1) ... [2019-11-27 10:04:39,958 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:39" (1/1) ... [2019-11-27 10:04:39,980 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:39" (1/1) ... [2019-11-27 10:04:39,997 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:39" (1/1) ... [2019-11-27 10:04:40,005 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:39" (1/1) ... [2019-11-27 10:04:40,028 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:04:40,044 INFO L168 Benchmark]: Toolchain (without parser) took 1553.61 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 979.5 MB in the end (delta: -17.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:04:40,046 INFO L168 Benchmark]: CDTParser took 0.42 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 10:04:40,050 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1293.67 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 985.2 MB in the end (delta: -23.5 MB). Peak memory consumption was 26.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:04:40,052 INFO L168 Benchmark]: Boogie Procedure Inliner took 131.99 ms. Allocated memory is still 1.0 GB. Free memory is still 985.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:04:40,055 INFO L168 Benchmark]: Boogie Preprocessor took 105.66 ms. Allocated memory is still 1.0 GB. Free memory is still 985.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:04:40,064 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42 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 1293.67 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 985.2 MB in the end (delta: -23.5 MB). Peak memory consumption was 26.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 131.99 ms. Allocated memory is still 1.0 GB. Free memory is still 985.2 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 105.66 ms. Allocated memory is still 1.0 GB. Free memory is still 985.2 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 10:04:43,942 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:04:43,948 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:04:43,977 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:04:43,980 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:04:43,983 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:04:43,995 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:04:44,015 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:04:44,020 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:04:44,025 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:04:44,030 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:04:44,033 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:04:44,037 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:04:44,042 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:04:44,050 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:04:44,055 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:04:44,059 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:04:44,062 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:04:44,067 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:04:44,077 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:04:44,084 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:04:44,090 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:04:44,095 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:04:44,099 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:04:44,110 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:04:44,111 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:04:44,111 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:04:44,113 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:04:44,115 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:04:44,117 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:04:44,120 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:04:44,121 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:04:44,122 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:04:44,126 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:04:44,129 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:04:44,133 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:04:44,135 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:04:44,135 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:04:44,136 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:04:44,141 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:04:44,143 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:04:44,144 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 10:04:44,190 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:04:44,192 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:04:44,199 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:04:44,199 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:04:44,200 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:04:44,200 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:04:44,200 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:04:44,201 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:04:44,201 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:04:44,204 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:04:44,205 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:04:44,206 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:04:44,206 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 10:04:44,207 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 10:04:44,207 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:04:44,208 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:04:44,208 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:04:44,209 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:04:44,211 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:04:44,211 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:04:44,212 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:04:44,212 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:04:44,212 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:04:44,214 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:04:44,214 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:04:44,216 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:04:44,216 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 10:04:44,217 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 10:04:44,217 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:04:44,219 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 10:04:44,221 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 -> 7954ee761a4f7686ee1ab1847a69c9ed105e60ae [2019-11-27 10:04:44,842 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:04:44,870 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:04:44,878 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:04:44,880 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:04:44,884 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:04:44,886 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.1.ufo.BOUNDED-6.pals.c.v+nlh-reducer.c [2019-11-27 10:04:45,050 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bd71674f1/08f9bb05f4a5418abd7d2a00ef6d04f4/FLAGaa95e02a1 [2019-11-27 10:04:46,224 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:04:46,225 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.1.ufo.BOUNDED-6.pals.c.v+nlh-reducer.c [2019-11-27 10:04:46,254 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bd71674f1/08f9bb05f4a5418abd7d2a00ef6d04f4/FLAGaa95e02a1 [2019-11-27 10:04:46,293 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bd71674f1/08f9bb05f4a5418abd7d2a00ef6d04f4 [2019-11-27 10:04:46,304 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:04:46,307 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:04:46,313 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:04:46,313 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:04:46,319 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:04:46,321 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:04:46" (1/1) ... [2019-11-27 10:04:46,329 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 10:04:46, skipping insertion in model container [2019-11-27 10:04:46,334 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:04:46" (1/1) ... [2019-11-27 10:04:46,346 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:04:46,469 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:04:47,357 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:04:47,396 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:04:47,648 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:04:47,691 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:04:47,692 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:47 WrapperNode [2019-11-27 10:04:47,692 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:04:47,693 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:04:47,693 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:04:47,694 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:04:47,705 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:47" (1/1) ... [2019-11-27 10:04:47,738 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:47" (1/1) ... [2019-11-27 10:04:47,823 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:04:47,826 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:04:47,827 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:04:47,827 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:04:47,843 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:47" (1/1) ... [2019-11-27 10:04:47,843 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:47" (1/1) ... [2019-11-27 10:04:47,860 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:47" (1/1) ... [2019-11-27 10:04:47,861 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:47" (1/1) ... [2019-11-27 10:04:47,888 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:47" (1/1) ... [2019-11-27 10:04:47,904 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:47" (1/1) ... [2019-11-27 10:04:47,910 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:47" (1/1) ... [2019-11-27 10:04:47,920 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:04:47,929 INFO L168 Benchmark]: Toolchain (without parser) took 1620.10 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 968.4 MB in the end (delta: -8.2 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:04:47,933 INFO L168 Benchmark]: CDTParser took 0.32 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 10:04:47,938 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1380.05 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 974.2 MB in the end (delta: -13.9 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-27 10:04:47,939 INFO L168 Benchmark]: Boogie Procedure Inliner took 132.82 ms. Allocated memory is still 1.0 GB. Free memory is still 974.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:04:47,941 INFO L168 Benchmark]: Boogie Preprocessor took 97.63 ms. Allocated memory is still 1.0 GB. Free memory was 974.2 MB in the beginning and 968.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:04:47,956 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 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 1380.05 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 974.2 MB in the end (delta: -13.9 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 132.82 ms. Allocated memory is still 1.0 GB. Free memory is still 974.2 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 97.63 ms. Allocated memory is still 1.0 GB. Free memory was 974.2 MB in the beginning and 968.4 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...