./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 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.3.1.ufo.UNBOUNDED.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 fb0e9fcb46f8676e05835fb34048a61608d65709 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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.3.1.ufo.UNBOUNDED.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 fb0e9fcb46f8676e05835fb34048a61608d65709 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:17:54,561 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:17:54,569 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:17:54,604 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:17:54,606 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:17:54,608 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:17:54,613 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:17:54,627 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:17:54,635 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:17:54,642 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:17:54,643 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:17:54,647 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:17:54,648 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:17:54,652 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:17:54,654 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:17:54,658 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:17:54,662 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:17:54,663 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:17:54,668 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:17:54,676 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:17:54,681 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:17:54,689 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:17:54,693 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:17:54,696 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:17:54,704 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:17:54,707 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:17:54,707 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:17:54,709 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:17:54,710 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:17:54,711 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:17:54,714 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:17:54,715 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:17:54,716 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:17:54,719 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:17:54,722 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:17:54,724 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:17:54,725 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:17:54,727 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:17:54,727 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:17:54,728 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:17:54,733 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:17:54,734 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:17:54,785 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:17:54,791 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:17:54,798 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:17:54,798 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:17:54,799 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:17:54,799 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:17:54,801 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:17:54,801 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:17:54,801 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:17:54,802 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:17:54,804 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:17:54,806 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:17:54,806 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:17:54,806 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:17:54,807 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:17:54,807 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:17:54,807 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:17:54,809 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:17:54,810 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:17:54,810 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:17:54,810 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:17:54,810 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:17:54,812 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:17:54,813 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:17:54,813 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:17:54,813 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:17:54,815 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:17:54,815 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:17:54,816 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 -> fb0e9fcb46f8676e05835fb34048a61608d65709 [2019-11-26 17:17:55,345 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:17:55,372 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:17:55,380 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:17:55,386 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:17:55,387 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:17:55,389 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-26 17:17:55,556 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/106703ee9/8db9fb53f407437cba7de0a618bf8467/FLAG3ff8af141 [2019-11-26 17:17:56,695 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:17:56,700 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-26 17:17:56,728 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/106703ee9/8db9fb53f407437cba7de0a618bf8467/FLAG3ff8af141 [2019-11-26 17:17:56,771 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/106703ee9/8db9fb53f407437cba7de0a618bf8467 [2019-11-26 17:17:56,779 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:17:56,784 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:17:56,791 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:17:56,791 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:17:56,797 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:17:56,800 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:17:56" (1/1) ... [2019-11-26 17:17:56,810 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b1bd386 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:56, skipping insertion in model container [2019-11-26 17:17:56,811 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:17:56" (1/1) ... [2019-11-26 17:17:56,829 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:17:56,934 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:17:57,740 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:17:57,771 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:17:57,981 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:17:58,018 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:17:58,019 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:58 WrapperNode [2019-11-26 17:17:58,019 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:17:58,021 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:17:58,021 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:17:58,021 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:17:58,031 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:58" (1/1) ... [2019-11-26 17:17:58,070 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:58" (1/1) ... [2019-11-26 17:17:58,142 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:17:58,147 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:17:58,148 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:17:58,148 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:17:58,172 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:58" (1/1) ... [2019-11-26 17:17:58,172 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:58" (1/1) ... [2019-11-26 17:17:58,182 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:58" (1/1) ... [2019-11-26 17:17:58,184 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:58" (1/1) ... [2019-11-26 17:17:58,205 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:58" (1/1) ... [2019-11-26 17:17:58,218 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:58" (1/1) ... [2019-11-26 17:17:58,224 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:58" (1/1) ... [2019-11-26 17:17:58,232 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:17:58,244 INFO L168 Benchmark]: Toolchain (without parser) took 1454.48 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 974.3 MB in the end (delta: -12.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:17:58,260 INFO L168 Benchmark]: CDTParser took 4.09 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:17:58,262 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1228.91 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 980.0 MB in the end (delta: -18.3 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. [2019-11-26 17:17:58,267 INFO L168 Benchmark]: Boogie Procedure Inliner took 125.89 ms. Allocated memory is still 1.0 GB. Free memory is still 980.0 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:17:58,269 INFO L168 Benchmark]: Boogie Preprocessor took 86.93 ms. Allocated memory is still 1.0 GB. Free memory was 980.0 MB in the beginning and 974.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:17:58,283 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 4.09 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1228.91 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 980.0 MB in the end (delta: -18.3 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 125.89 ms. Allocated memory is still 1.0 GB. Free memory is still 980.0 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 86.93 ms. Allocated memory is still 1.0 GB. Free memory was 980.0 MB in the beginning and 974.3 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 0.1.24-025d5a2 [2019-11-26 17:18:02,062 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:18:02,069 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:18:02,103 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:18:02,106 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:18:02,108 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:18:02,114 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:18:02,127 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:18:02,136 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:18:02,142 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:18:02,143 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:18:02,147 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:18:02,151 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:18:02,154 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:18:02,155 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:18:02,157 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:18:02,161 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:18:02,164 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:18:02,169 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:18:02,177 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:18:02,183 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:18:02,191 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:18:02,193 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:18:02,197 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:18:02,203 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:18:02,204 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:18:02,206 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:18:02,209 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:18:02,209 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:18:02,211 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:18:02,214 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:18:02,215 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:18:02,216 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:18:02,220 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:18:02,222 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:18:02,224 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:18:02,225 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:18:02,226 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:18:02,226 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:18:02,228 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:18:02,232 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:18:02,233 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:18:02,285 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:18:02,290 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:18:02,293 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:18:02,295 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:18:02,295 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:18:02,295 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:18:02,296 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:18:02,297 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:18:02,298 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:18:02,300 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:18:02,300 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:18:02,300 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:18:02,301 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:18:02,305 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:18:02,305 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:18:02,305 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:18:02,306 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:18:02,306 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:18:02,306 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:18:02,307 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:18:02,307 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:18:02,307 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:18:02,307 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:18:02,308 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:18:02,310 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:18:02,310 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:18:02,310 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:18:02,311 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:18:02,311 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:18:02,313 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:18:02,314 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 -> fb0e9fcb46f8676e05835fb34048a61608d65709 [2019-11-26 17:18:02,935 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:18:02,962 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:18:02,971 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:18:02,976 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:18:02,977 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:18:02,979 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-26 17:18:03,139 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1de5630cd/78cdf6cc644b49ab8e94abbace5cd430/FLAGc3d17f73e [2019-11-26 17:18:04,285 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:18:04,287 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-26 17:18:04,317 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1de5630cd/78cdf6cc644b49ab8e94abbace5cd430/FLAGc3d17f73e [2019-11-26 17:18:04,354 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1de5630cd/78cdf6cc644b49ab8e94abbace5cd430 [2019-11-26 17:18:04,363 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:18:04,367 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:18:04,372 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:18:04,376 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:18:04,380 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:18:04,384 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:18:04" (1/1) ... [2019-11-26 17:18:04,393 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 26.11 05:18:04, skipping insertion in model container [2019-11-26 17:18:04,393 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:18:04" (1/1) ... [2019-11-26 17:18:04,412 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:18:04,512 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:18:05,335 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:18:05,367 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:18:05,613 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:18:05,671 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:18:05,672 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:05 WrapperNode [2019-11-26 17:18:05,673 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:18:05,681 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:18:05,681 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:18:05,682 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:18:05,702 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:05" (1/1) ... [2019-11-26 17:18:05,748 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:05" (1/1) ... [2019-11-26 17:18:05,861 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:18:05,864 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:18:05,864 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:18:05,864 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:18:05,892 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:05" (1/1) ... [2019-11-26 17:18:05,892 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:05" (1/1) ... [2019-11-26 17:18:05,908 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:05" (1/1) ... [2019-11-26 17:18:05,910 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:05" (1/1) ... [2019-11-26 17:18:05,948 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:05" (1/1) ... [2019-11-26 17:18:05,969 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:05" (1/1) ... [2019-11-26 17:18:05,978 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:05" (1/1) ... [2019-11-26 17:18:05,995 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:18:06,001 INFO L168 Benchmark]: Toolchain (without parser) took 1631.34 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 978.6 MB in the end (delta: -17.0 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:18:06,006 INFO L168 Benchmark]: CDTParser took 1.68 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. [2019-11-26 17:18:06,008 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1301.45 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 984.4 MB in the end (delta: -22.7 MB). Peak memory consumption was 20.3 MB. Max. memory is 12.5 GB. [2019-11-26 17:18:06,010 INFO L168 Benchmark]: Boogie Procedure Inliner took 182.75 ms. Allocated memory is still 1.0 GB. Free memory was 984.4 MB in the beginning and 978.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:18:06,013 INFO L168 Benchmark]: Boogie Preprocessor took 131.95 ms. Allocated memory is still 1.0 GB. Free memory is still 978.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:18:06,021 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.68 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 1301.45 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 984.4 MB in the end (delta: -22.7 MB). Peak memory consumption was 20.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 182.75 ms. Allocated memory is still 1.0 GB. Free memory was 984.4 MB in the beginning and 978.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 131.95 ms. Allocated memory is still 1.0 GB. Free memory is still 978.6 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...