./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.8.1.ufo.BOUNDED-16.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.8.1.ufo.BOUNDED-16.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 6ba22e0afa282c23e4ad2196e98646e497cc1fbf ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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.8.1.ufo.BOUNDED-16.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 6ba22e0afa282c23e4ad2196e98646e497cc1fbf .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 10:06:23,861 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:06:23,868 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:06:23,903 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:06:23,905 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:06:23,907 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:06:23,914 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:06:23,930 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:06:23,936 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:06:23,942 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:06:23,944 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:06:23,948 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:06:23,950 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:06:23,956 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:06:23,958 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:06:23,963 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:06:23,968 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:06:23,973 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:06:23,976 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:06:23,984 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:06:23,992 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:06:23,996 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:06:24,002 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:06:24,009 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:06:24,017 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:06:24,018 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:06:24,018 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:06:24,020 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:06:24,021 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:06:24,025 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:06:24,027 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:06:24,028 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:06:24,029 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:06:24,033 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:06:24,037 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:06:24,040 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:06:24,042 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:06:24,042 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:06:24,042 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:06:24,048 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:06:24,051 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:06:24,052 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 10:06:24,093 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:06:24,094 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:06:24,099 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:06:24,101 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:06:24,101 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:06:24,102 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:06:24,102 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:06:24,104 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 10:06:24,104 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:06:24,104 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:06:24,106 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:06:24,106 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:06:24,109 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:06:24,110 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:06:24,110 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:06:24,110 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:06:24,111 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:06:24,111 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:06:24,111 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:06:24,114 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:06:24,114 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:06:24,114 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:06:24,115 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:06:24,115 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:06:24,116 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:06:24,116 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 10:06:24,117 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 10:06:24,117 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:06:24,120 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 -> 6ba22e0afa282c23e4ad2196e98646e497cc1fbf [2019-11-27 10:06:24,826 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:06:24,853 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:06:24,859 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:06:24,864 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:06:24,866 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:06:24,869 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.8.1.ufo.BOUNDED-16.pals.c.v+cfa-reducer.c [2019-11-27 10:06:25,037 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/999f4b3e3/2902a8d2f7af4589b203bbdac7d9d809/FLAGa1862c02a [2019-11-27 10:06:26,264 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:06:26,266 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.8.1.ufo.BOUNDED-16.pals.c.v+cfa-reducer.c [2019-11-27 10:06:26,297 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/999f4b3e3/2902a8d2f7af4589b203bbdac7d9d809/FLAGa1862c02a [2019-11-27 10:06:26,337 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/999f4b3e3/2902a8d2f7af4589b203bbdac7d9d809 [2019-11-27 10:06:26,344 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:06:26,348 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:06:26,353 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:06:26,354 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:06:26,362 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:06:26,363 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:06:26" (1/1) ... [2019-11-27 10:06:26,374 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44395090 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:26, skipping insertion in model container [2019-11-27 10:06:26,374 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:06:26" (1/1) ... [2019-11-27 10:06:26,395 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:06:26,512 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:06:27,460 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:06:27,505 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:06:27,769 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:06:27,825 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:06:27,832 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:27 WrapperNode [2019-11-27 10:06:27,833 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:06:27,844 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:06:27,844 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:06:27,845 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:06:27,866 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:27" (1/1) ... [2019-11-27 10:06:27,917 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:27" (1/1) ... [2019-11-27 10:06:28,040 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:06:28,046 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:06:28,050 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:06:28,050 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:06:28,079 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:27" (1/1) ... [2019-11-27 10:06:28,081 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:27" (1/1) ... [2019-11-27 10:06:28,099 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:27" (1/1) ... [2019-11-27 10:06:28,101 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:27" (1/1) ... [2019-11-27 10:06:28,131 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:27" (1/1) ... [2019-11-27 10:06:28,161 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:27" (1/1) ... [2019-11-27 10:06:28,168 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:27" (1/1) ... [2019-11-27 10:06:28,190 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:06:28,202 INFO L168 Benchmark]: Toolchain (without parser) took 1851.47 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 978.3 MB in the end (delta: -16.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:06:28,211 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 10:06:28,213 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1480.68 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 984.1 MB in the end (delta: -22.4 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-27 10:06:28,218 INFO L168 Benchmark]: Boogie Procedure Inliner took 201.48 ms. Allocated memory is still 1.0 GB. Free memory was 984.1 MB in the beginning and 978.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:06:28,219 INFO L168 Benchmark]: Boogie Preprocessor took 150.07 ms. Allocated memory is still 1.0 GB. Free memory is still 978.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:06:28,232 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 1480.68 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 984.1 MB in the end (delta: -22.4 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 201.48 ms. Allocated memory is still 1.0 GB. Free memory was 984.1 MB in the beginning and 978.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 150.07 ms. Allocated memory is still 1.0 GB. Free memory is still 978.3 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-da95e15 [2019-11-27 10:06:32,499 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:06:32,505 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:06:32,540 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:06:32,541 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:06:32,546 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:06:32,550 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:06:32,567 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:06:32,575 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:06:32,578 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:06:32,582 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:06:32,584 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:06:32,587 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:06:32,590 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:06:32,595 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:06:32,596 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:06:32,600 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:06:32,604 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:06:32,606 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:06:32,613 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:06:32,617 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:06:32,623 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:06:32,625 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:06:32,626 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:06:32,632 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:06:32,633 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:06:32,633 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:06:32,635 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:06:32,636 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:06:32,638 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:06:32,640 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:06:32,640 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:06:32,642 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:06:32,645 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:06:32,646 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:06:32,648 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:06:32,649 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:06:32,651 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:06:32,651 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:06:32,653 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:06:32,657 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:06:32,658 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 10:06:32,688 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:06:32,688 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:06:32,693 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:06:32,693 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:06:32,694 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:06:32,694 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:06:32,694 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:06:32,697 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:06:32,697 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:06:32,697 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:06:32,698 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:06:32,699 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:06:32,699 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 10:06:32,699 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 10:06:32,699 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:06:32,700 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:06:32,700 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:06:32,702 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:06:32,702 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:06:32,702 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:06:32,703 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:06:32,703 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:06:32,703 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:06:32,703 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:06:32,705 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:06:32,705 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:06:32,705 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 10:06:32,705 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 10:06:32,706 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:06:32,707 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 10:06:32,708 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 -> 6ba22e0afa282c23e4ad2196e98646e497cc1fbf [2019-11-27 10:06:33,265 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:06:33,296 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:06:33,304 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:06:33,308 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:06:33,309 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:06:33,312 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.8.1.ufo.BOUNDED-16.pals.c.v+cfa-reducer.c [2019-11-27 10:06:33,466 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/332cbbd30/c2209c53f8a8441790ee2ee1ed0c0519/FLAG924c06318 [2019-11-27 10:06:34,578 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:06:34,584 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.8.1.ufo.BOUNDED-16.pals.c.v+cfa-reducer.c [2019-11-27 10:06:34,615 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/332cbbd30/c2209c53f8a8441790ee2ee1ed0c0519/FLAG924c06318 [2019-11-27 10:06:35,112 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/332cbbd30/c2209c53f8a8441790ee2ee1ed0c0519 [2019-11-27 10:06:35,123 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:06:35,128 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:06:35,132 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:06:35,136 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:06:35,142 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:06:35,143 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:06:35" (1/1) ... [2019-11-27 10:06:35,154 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f374e42 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:35, skipping insertion in model container [2019-11-27 10:06:35,154 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:06:35" (1/1) ... [2019-11-27 10:06:35,175 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:06:35,288 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:06:36,318 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:06:36,345 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:06:36,667 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:06:36,718 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:06:36,720 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:36 WrapperNode [2019-11-27 10:06:36,721 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:06:36,729 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:06:36,729 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:06:36,730 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:06:36,743 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:36" (1/1) ... [2019-11-27 10:06:36,781 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:36" (1/1) ... [2019-11-27 10:06:36,865 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:06:36,866 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:06:36,866 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:06:36,867 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:06:36,891 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:36" (1/1) ... [2019-11-27 10:06:36,892 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:36" (1/1) ... [2019-11-27 10:06:36,904 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:36" (1/1) ... [2019-11-27 10:06:36,907 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:36" (1/1) ... [2019-11-27 10:06:36,939 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:36" (1/1) ... [2019-11-27 10:06:36,959 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:36" (1/1) ... [2019-11-27 10:06:36,967 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:36" (1/1) ... [2019-11-27 10:06:36,994 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:06:37,011 INFO L168 Benchmark]: Toolchain (without parser) took 1875.31 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 973.7 MB in the end (delta: -12.0 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:06:37,012 INFO L168 Benchmark]: CDTParser took 1.45 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 10:06:37,015 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1589.44 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 979.4 MB in the end (delta: -17.7 MB). Peak memory consumption was 26.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:06:37,024 INFO L168 Benchmark]: Boogie Procedure Inliner took 136.31 ms. Allocated memory is still 1.0 GB. Free memory was 979.4 MB in the beginning and 973.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:06:37,025 INFO L168 Benchmark]: Boogie Preprocessor took 134.16 ms. Allocated memory is still 1.0 GB. Free memory is still 973.7 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:06:37,037 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.45 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 1589.44 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 979.4 MB in the end (delta: -17.7 MB). Peak memory consumption was 26.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 136.31 ms. Allocated memory is still 1.0 GB. Free memory was 979.4 MB in the beginning and 973.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 134.16 ms. Allocated memory is still 1.0 GB. Free memory is still 973.7 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...