./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.7.ufo.BOUNDED-14.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.7.ufo.BOUNDED-14.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 faeaa97e2bd1a7b97971ec7b9ba7298f2ba6283e .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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.7.ufo.BOUNDED-14.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 faeaa97e2bd1a7b97971ec7b9ba7298f2ba6283e .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 10:06:22,483 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:06:22,485 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:06:22,528 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:06:22,532 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:06:22,535 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:06:22,539 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:06:22,560 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:06:22,566 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:06:22,569 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:06:22,575 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:06:22,576 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:06:22,578 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:06:22,583 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:06:22,588 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:06:22,593 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:06:22,595 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:06:22,603 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:06:22,606 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:06:22,616 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:06:22,624 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:06:22,631 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:06:22,635 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:06:22,636 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:06:22,646 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:06:22,652 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:06:22,652 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:06:22,655 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:06:22,655 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:06:22,657 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:06:22,657 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:06:22,660 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:06:22,664 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:06:22,665 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:06:22,671 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:06:22,672 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:06:22,675 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:06:22,679 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:06:22,679 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:06:22,683 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:06:22,687 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:06:22,688 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 10:06:22,734 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:06:22,738 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:06:22,741 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:06:22,742 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:06:22,744 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:06:22,745 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:06:22,745 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:06:22,746 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 10:06:22,746 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:06:22,747 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:06:22,750 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:06:22,750 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:06:22,751 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:06:22,751 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:06:22,752 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:06:22,754 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:06:22,754 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:06:22,755 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:06:22,755 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:06:22,755 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:06:22,755 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:06:22,757 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:06:22,757 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:06:22,758 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:06:22,760 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:06:22,760 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 10:06:22,760 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 10:06:22,761 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:06:22,761 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 -> faeaa97e2bd1a7b97971ec7b9ba7298f2ba6283e [2019-11-27 10:06:23,456 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:06:23,494 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:06:23,500 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:06:23,506 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:06:23,507 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:06:23,508 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.7.ufo.BOUNDED-14.pals.c.v+nlh-reducer.c [2019-11-27 10:06:23,687 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ae10be59a/7e433ca742bd4d7eb829fa8bf723f9c2/FLAG7022b6393 [2019-11-27 10:06:25,008 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:06:25,019 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.7.ufo.BOUNDED-14.pals.c.v+nlh-reducer.c [2019-11-27 10:06:25,051 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ae10be59a/7e433ca742bd4d7eb829fa8bf723f9c2/FLAG7022b6393 [2019-11-27 10:06:25,099 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ae10be59a/7e433ca742bd4d7eb829fa8bf723f9c2 [2019-11-27 10:06:25,108 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:06:25,111 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:06:25,117 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:06:25,117 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:06:25,123 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:06:25,129 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:06:25" (1/1) ... [2019-11-27 10:06:25,139 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 10:06:25, skipping insertion in model container [2019-11-27 10:06:25,140 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:06:25" (1/1) ... [2019-11-27 10:06:25,160 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:06:25,298 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:06:26,298 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:06:26,341 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:06:26,707 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:06:26,749 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:06:26,750 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:26 WrapperNode [2019-11-27 10:06:26,751 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:06:26,767 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:06:26,767 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:06:26,767 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:06:26,787 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:26" (1/1) ... [2019-11-27 10:06:26,833 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:26" (1/1) ... [2019-11-27 10:06:26,965 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:06:26,971 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:06:26,971 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:06:26,972 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:06:26,996 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:26" (1/1) ... [2019-11-27 10:06:26,999 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:26" (1/1) ... [2019-11-27 10:06:27,016 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:26" (1/1) ... [2019-11-27 10:06:27,016 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:26" (1/1) ... [2019-11-27 10:06:27,062 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:26" (1/1) ... [2019-11-27 10:06:27,090 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:26" (1/1) ... [2019-11-27 10:06:27,095 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:26" (1/1) ... [2019-11-27 10:06:27,111 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:06:27,119 INFO L168 Benchmark]: Toolchain (without parser) took 2007.89 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 972.6 MB in the end (delta: -10.9 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:06:27,125 INFO L168 Benchmark]: CDTParser took 1.70 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 10:06:27,126 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1635.40 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). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-27 10:06:27,128 INFO L168 Benchmark]: Boogie Procedure Inliner took 203.90 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 10:06:27,133 INFO L168 Benchmark]: Boogie Preprocessor took 145.64 ms. Allocated memory is still 1.0 GB. Free memory was 978.3 MB in the beginning and 972.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:06:27,143 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.70 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 1635.40 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). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 203.90 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. * Boogie Preprocessor took 145.64 ms. Allocated memory is still 1.0 GB. Free memory was 978.3 MB in the beginning and 972.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 10:06:31,000 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:06:31,003 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:06:31,042 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:06:31,042 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:06:31,047 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:06:31,052 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:06:31,070 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:06:31,072 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:06:31,078 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:06:31,082 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:06:31,084 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:06:31,085 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:06:31,089 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:06:31,090 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:06:31,092 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:06:31,097 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:06:31,102 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:06:31,111 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:06:31,116 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:06:31,129 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:06:31,132 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:06:31,136 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:06:31,141 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:06:31,149 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:06:31,150 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:06:31,150 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:06:31,155 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:06:31,156 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:06:31,157 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:06:31,159 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:06:31,160 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:06:31,162 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:06:31,165 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:06:31,168 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:06:31,171 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:06:31,172 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:06:31,173 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:06:31,174 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:06:31,178 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:06:31,179 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:06:31,180 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 10:06:31,225 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:06:31,226 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:06:31,231 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:06:31,232 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:06:31,232 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:06:31,233 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:06:31,233 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:06:31,233 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:06:31,233 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:06:31,234 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:06:31,236 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:06:31,237 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:06:31,237 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 10:06:31,239 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 10:06:31,239 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:06:31,239 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:06:31,240 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:06:31,240 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:06:31,240 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:06:31,244 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:06:31,244 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:06:31,245 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:06:31,245 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:06:31,245 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:06:31,245 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:06:31,246 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:06:31,246 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 10:06:31,246 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 10:06:31,246 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:06:31,247 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 10:06:31,248 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 -> faeaa97e2bd1a7b97971ec7b9ba7298f2ba6283e [2019-11-27 10:06:31,823 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:06:31,851 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:06:31,858 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:06:31,862 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:06:31,865 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:06:31,869 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.7.ufo.BOUNDED-14.pals.c.v+nlh-reducer.c [2019-11-27 10:06:32,033 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6c8c69094/4c0d79e8512d40088468e3c6e6d5ade3/FLAG8a38871ae [2019-11-27 10:06:33,283 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:06:33,284 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.7.ufo.BOUNDED-14.pals.c.v+nlh-reducer.c [2019-11-27 10:06:33,322 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6c8c69094/4c0d79e8512d40088468e3c6e6d5ade3/FLAG8a38871ae [2019-11-27 10:06:33,362 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6c8c69094/4c0d79e8512d40088468e3c6e6d5ade3 [2019-11-27 10:06:33,369 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:06:33,377 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:06:33,379 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:06:33,382 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:06:33,389 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:06:33,392 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:06:33" (1/1) ... [2019-11-27 10:06:33,400 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 10:06:33, skipping insertion in model container [2019-11-27 10:06:33,400 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:06:33" (1/1) ... [2019-11-27 10:06:33,419 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:06:33,542 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:06:34,625 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:06:34,663 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:06:35,029 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:06:35,071 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:06:35,072 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:35 WrapperNode [2019-11-27 10:06:35,072 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:06:35,073 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:06:35,075 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:06:35,075 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:06:35,087 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:35" (1/1) ... [2019-11-27 10:06:35,122 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:35" (1/1) ... [2019-11-27 10:06:35,218 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:06:35,219 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:06:35,219 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:06:35,219 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:06:35,238 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:35" (1/1) ... [2019-11-27 10:06:35,240 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:35" (1/1) ... [2019-11-27 10:06:35,251 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:35" (1/1) ... [2019-11-27 10:06:35,252 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:35" (1/1) ... [2019-11-27 10:06:35,298 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:35" (1/1) ... [2019-11-27 10:06:35,335 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:35" (1/1) ... [2019-11-27 10:06:35,349 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:35" (1/1) ... [2019-11-27 10:06:35,367 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:06:35,377 INFO L168 Benchmark]: Toolchain (without parser) took 1997.23 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 967.0 MB in the end (delta: -5.3 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:06:35,378 INFO L168 Benchmark]: CDTParser took 0.55 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 10:06:35,381 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1693.65 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 972.8 MB in the end (delta: -11.1 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-27 10:06:35,383 INFO L168 Benchmark]: Boogie Procedure Inliner took 145.18 ms. Allocated memory is still 1.0 GB. Free memory was 972.8 MB in the beginning and 967.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:06:35,386 INFO L168 Benchmark]: Boogie Preprocessor took 150.86 ms. Allocated memory is still 1.0 GB. Free memory is still 967.0 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:06:35,397 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.55 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 1693.65 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 972.8 MB in the end (delta: -11.1 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 145.18 ms. Allocated memory is still 1.0 GB. Free memory was 972.8 MB in the beginning and 967.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 150.86 ms. Allocated memory is still 1.0 GB. Free memory is still 967.0 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...