./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.1.ufo.BOUNDED-6.pals.c.v+cfa-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.1.ufo.BOUNDED-6.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 5bcedaa8545584d8a888ed11cc1456f2d3f68319 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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.BOUNDED-6.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 5bcedaa8545584d8a888ed11cc1456f2d3f68319 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 16:27:18,576 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:27:18,581 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:27:18,621 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:27:18,624 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:27:18,627 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:27:18,632 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:27:18,652 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:27:18,657 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:27:18,664 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:27:18,668 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:27:18,673 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:27:18,675 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:27:18,681 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:27:18,685 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:27:18,691 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:27:18,694 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:27:18,699 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:27:18,704 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:27:18,716 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:27:18,725 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:27:18,733 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:27:18,739 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:27:18,742 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:27:18,749 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:27:18,752 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:27:18,752 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:27:18,756 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:27:18,758 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:27:18,759 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:27:18,764 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:27:18,765 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:27:18,766 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:27:18,767 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:27:18,772 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:27:18,773 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:27:18,775 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:27:18,776 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:27:18,779 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:27:18,781 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:27:18,782 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:27:18,784 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:27:18,824 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:27:18,826 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:27:18,831 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:27:18,832 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:27:18,832 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:27:18,834 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:27:18,834 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:27:18,835 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:27:18,835 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:27:18,837 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:27:18,838 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:27:18,839 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:27:18,839 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:27:18,841 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:27:18,841 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:27:18,841 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:27:18,844 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:27:18,844 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:27:18,845 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:27:18,845 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:27:18,845 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:27:18,846 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:27:18,849 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:27:18,850 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:27:18,850 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:27:18,850 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:27:18,851 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:27:18,851 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:27:18,854 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 -> 5bcedaa8545584d8a888ed11cc1456f2d3f68319 [2019-11-27 16:27:19,469 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:27:19,498 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:27:19,510 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:27:19,512 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:27:19,517 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:27:19,518 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.1.ufo.BOUNDED-6.pals.c.v+cfa-reducer.c [2019-11-27 16:27:19,694 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b4f849a67/ef4f061cb68d45729b490fce29dc948e/FLAG43225ccca [2019-11-27 16:27:20,856 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:27:20,859 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.1.ufo.BOUNDED-6.pals.c.v+cfa-reducer.c [2019-11-27 16:27:20,885 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b4f849a67/ef4f061cb68d45729b490fce29dc948e/FLAG43225ccca [2019-11-27 16:27:20,926 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b4f849a67/ef4f061cb68d45729b490fce29dc948e [2019-11-27 16:27:20,936 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:27:20,938 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:27:20,942 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:27:20,944 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:27:20,952 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:27:20,953 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:27:20" (1/1) ... [2019-11-27 16:27:20,963 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 04:27:20, skipping insertion in model container [2019-11-27 16:27:20,964 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:27:20" (1/1) ... [2019-11-27 16:27:20,984 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:27:21,086 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:27:21,778 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:27:21,809 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:27:21,974 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:27:22,023 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:27:22,025 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:22 WrapperNode [2019-11-27 16:27:22,033 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:27:22,039 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:27:22,039 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:27:22,040 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:27:22,060 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:22" (1/1) ... [2019-11-27 16:27:22,099 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:22" (1/1) ... [2019-11-27 16:27:22,194 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:27:22,197 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:27:22,199 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:27:22,199 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:27:22,221 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:22" (1/1) ... [2019-11-27 16:27:22,224 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:22" (1/1) ... [2019-11-27 16:27:22,240 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:22" (1/1) ... [2019-11-27 16:27:22,246 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:22" (1/1) ... [2019-11-27 16:27:22,265 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:22" (1/1) ... [2019-11-27 16:27:22,284 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:22" (1/1) ... [2019-11-27 16:27:22,290 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:22" (1/1) ... [2019-11-27 16:27:22,301 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:27:22,314 INFO L168 Benchmark]: Toolchain (without parser) took 1372.11 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 984.2 MB in the end (delta: -22.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:27:22,318 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 16:27:22,322 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1091.53 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 989.9 MB in the end (delta: -28.3 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:27:22,325 INFO L168 Benchmark]: Boogie Procedure Inliner took 157.65 ms. Allocated memory is still 1.0 GB. Free memory was 989.9 MB in the beginning and 984.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:27:22,330 INFO L168 Benchmark]: Boogie Preprocessor took 104.83 ms. Allocated memory is still 1.0 GB. Free memory is still 984.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:27:22,339 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 1091.53 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 989.9 MB in the end (delta: -28.3 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 157.65 ms. Allocated memory is still 1.0 GB. Free memory was 989.9 MB in the beginning and 984.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 104.83 ms. Allocated memory is still 1.0 GB. Free memory is still 984.2 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 16:27:26,375 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:27:26,381 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:27:26,418 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:27:26,419 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:27:26,421 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:27:26,426 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:27:26,438 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:27:26,449 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:27:26,454 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:27:26,456 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:27:26,461 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:27:26,462 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:27:26,467 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:27:26,469 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:27:26,471 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:27:26,476 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:27:26,477 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:27:26,480 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:27:26,487 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:27:26,496 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:27:26,502 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:27:26,503 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:27:26,507 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:27:26,516 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:27:26,516 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:27:26,517 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:27:26,523 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:27:26,524 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:27:26,525 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:27:26,525 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:27:26,526 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:27:26,529 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:27:26,532 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:27:26,535 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:27:26,536 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:27:26,538 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:27:26,539 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:27:26,539 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:27:26,540 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:27:26,545 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:27:26,546 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:27:26,600 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:27:26,603 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:27:26,604 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:27:26,611 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:27:26,611 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:27:26,612 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:27:26,612 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:27:26,612 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:27:26,614 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:27:26,614 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:27:26,614 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:27:26,615 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:27:26,615 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:27:26,619 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:27:26,620 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:27:26,620 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:27:26,620 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:27:26,621 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:27:26,622 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:27:26,622 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:27:26,622 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:27:26,625 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:27:26,625 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:27:26,626 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:27:26,626 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:27:26,627 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:27:26,627 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:27:26,627 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:27:26,631 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:27:26,631 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:27:26,632 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 -> 5bcedaa8545584d8a888ed11cc1456f2d3f68319 [2019-11-27 16:27:27,215 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:27:27,246 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:27:27,253 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:27:27,258 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:27:27,260 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:27:27,264 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.1.ufo.BOUNDED-6.pals.c.v+cfa-reducer.c [2019-11-27 16:27:27,414 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/606dfd78c/d784d39b957e497eb0b0c1345f6208cc/FLAGe5999253c [2019-11-27 16:27:28,531 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:27:28,535 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.1.ufo.BOUNDED-6.pals.c.v+cfa-reducer.c [2019-11-27 16:27:28,562 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/606dfd78c/d784d39b957e497eb0b0c1345f6208cc/FLAGe5999253c [2019-11-27 16:27:28,601 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/606dfd78c/d784d39b957e497eb0b0c1345f6208cc [2019-11-27 16:27:28,609 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:27:28,612 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:27:28,620 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:27:28,623 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:27:28,628 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:27:28,632 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:27:28" (1/1) ... [2019-11-27 16:27:28,641 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 04:27:28, skipping insertion in model container [2019-11-27 16:27:28,641 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:27:28" (1/1) ... [2019-11-27 16:27:28,660 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:27:28,759 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:27:29,502 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:27:29,520 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:27:29,696 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:27:29,754 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:27:29,757 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:29 WrapperNode [2019-11-27 16:27:29,757 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:27:29,758 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:27:29,759 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:27:29,759 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:27:29,771 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:29" (1/1) ... [2019-11-27 16:27:29,804 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:29" (1/1) ... [2019-11-27 16:27:29,892 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:27:29,894 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:27:29,895 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:27:29,895 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:27:29,907 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:29" (1/1) ... [2019-11-27 16:27:29,907 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:29" (1/1) ... [2019-11-27 16:27:29,926 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:29" (1/1) ... [2019-11-27 16:27:29,929 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:29" (1/1) ... [2019-11-27 16:27:29,947 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:29" (1/1) ... [2019-11-27 16:27:29,965 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:29" (1/1) ... [2019-11-27 16:27:29,970 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:29" (1/1) ... [2019-11-27 16:27:29,981 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:27:30,009 INFO L168 Benchmark]: Toolchain (without parser) took 1386.02 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 984.3 MB in the end (delta: -16.9 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:27:30,012 INFO L168 Benchmark]: CDTParser took 0.47 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:27:30,015 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1138.30 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 984.3 MB in the end (delta: -16.9 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. [2019-11-27 16:27:30,016 INFO L168 Benchmark]: Boogie Procedure Inliner took 135.73 ms. Allocated memory is still 1.0 GB. Free memory is still 984.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:27:30,019 INFO L168 Benchmark]: Boogie Preprocessor took 100.92 ms. Allocated memory is still 1.0 GB. Free memory is still 984.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:27:30,027 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.47 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1138.30 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 984.3 MB in the end (delta: -16.9 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 135.73 ms. Allocated memory is still 1.0 GB. Free memory is still 984.3 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 100.92 ms. Allocated memory is still 1.0 GB. Free memory is still 984.3 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...