./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.7.1.ufo.BOUNDED-14.pals.c.v+lhb-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.7.1.ufo.BOUNDED-14.pals.c.v+lhb-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 f91e6d7d9911775d89aa4bc7312e41b7dc2bb462 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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.7.1.ufo.BOUNDED-14.pals.c.v+lhb-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 f91e6d7d9911775d89aa4bc7312e41b7dc2bb462 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 16:28:05,060 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:28:05,068 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:28:05,106 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:28:05,111 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:28:05,114 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:28:05,121 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:28:05,134 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:28:05,143 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:28:05,148 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:28:05,152 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:28:05,156 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:28:05,157 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:28:05,163 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:28:05,165 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:28:05,168 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:28:05,173 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:28:05,174 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:28:05,179 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:28:05,187 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:28:05,195 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:28:05,203 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:28:05,208 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:28:05,211 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:28:05,218 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:28:05,221 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:28:05,221 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:28:05,224 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:28:05,224 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:28:05,230 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:28:05,231 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:28:05,232 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:28:05,233 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:28:05,237 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:28:05,239 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:28:05,241 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:28:05,242 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:28:05,244 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:28:05,244 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:28:05,247 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:28:05,252 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:28:05,253 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:28:05,308 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:28:05,311 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:28:05,316 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:28:05,318 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:28:05,318 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:28:05,319 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:28:05,319 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:28:05,324 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:28:05,324 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:28:05,324 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:28:05,325 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:28:05,325 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:28:05,325 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:28:05,327 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:28:05,327 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:28:05,327 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:28:05,328 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:28:05,329 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:28:05,332 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:28:05,332 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:28:05,332 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:28:05,333 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:28:05,333 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:28:05,334 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:28:05,335 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:28:05,335 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:28:05,335 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:28:05,337 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:28:05,338 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 -> f91e6d7d9911775d89aa4bc7312e41b7dc2bb462 [2019-11-27 16:28:05,917 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:28:05,949 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:28:05,960 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:28:05,962 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:28:05,963 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:28:05,967 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.7.1.ufo.BOUNDED-14.pals.c.v+lhb-reducer.c [2019-11-27 16:28:06,136 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/669b6a054/7c0a645c18b44c2cb6d38951969aebde/FLAGe3dff2ef9 [2019-11-27 16:28:07,938 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:28:07,939 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.7.1.ufo.BOUNDED-14.pals.c.v+lhb-reducer.c [2019-11-27 16:28:08,068 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/669b6a054/7c0a645c18b44c2cb6d38951969aebde/FLAGe3dff2ef9 [2019-11-27 16:28:08,105 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/669b6a054/7c0a645c18b44c2cb6d38951969aebde [2019-11-27 16:28:08,114 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:28:08,120 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:28:08,125 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:28:08,126 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:28:08,135 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:28:08,136 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:28:08" (1/1) ... [2019-11-27 16:28:08,146 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@683e04ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:08, skipping insertion in model container [2019-11-27 16:28:08,147 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:28:08" (1/1) ... [2019-11-27 16:28:08,167 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:28:08,737 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:28:13,488 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:28:13,532 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:28:16,165 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:28:16,260 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:28:16,266 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:16 WrapperNode [2019-11-27 16:28:16,267 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:28:16,268 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:28:16,268 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:28:16,268 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:28:16,292 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:16" (1/1) ... [2019-11-27 16:28:16,440 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:16" (1/1) ... [2019-11-27 16:28:16,948 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:28:16,953 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:28:16,953 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:28:16,953 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:28:16,976 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:16" (1/1) ... [2019-11-27 16:28:16,979 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:16" (1/1) ... [2019-11-27 16:28:17,042 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:16" (1/1) ... [2019-11-27 16:28:17,043 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:16" (1/1) ... [2019-11-27 16:28:17,241 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:16" (1/1) ... [2019-11-27 16:28:17,366 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:16" (1/1) ... [2019-11-27 16:28:17,420 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:16" (1/1) ... [2019-11-27 16:28:17,500 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:28:17,513 INFO L168 Benchmark]: Toolchain (without parser) took 9385.86 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 742.7 MB in the end (delta: 201.8 MB). Peak memory consumption was 201.9 MB. Max. memory is 12.5 GB. [2019-11-27 16:28:17,514 INFO L168 Benchmark]: CDTParser took 0.49 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 16:28:17,519 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8142.23 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 806.5 MB in the end (delta: 138.0 MB). Peak memory consumption was 138.0 MB. Max. memory is 12.5 GB. [2019-11-27 16:28:17,522 INFO L168 Benchmark]: Boogie Procedure Inliner took 684.63 ms. Allocated memory is still 1.0 GB. Free memory was 806.5 MB in the beginning and 767.2 MB in the end (delta: 39.4 MB). Peak memory consumption was 39.4 MB. Max. memory is 12.5 GB. [2019-11-27 16:28:17,525 INFO L168 Benchmark]: Boogie Preprocessor took 549.89 ms. Allocated memory is still 1.0 GB. Free memory was 767.2 MB in the beginning and 742.7 MB in the end (delta: 24.5 MB). Peak memory consumption was 24.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:28:17,538 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.49 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 8142.23 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 806.5 MB in the end (delta: 138.0 MB). Peak memory consumption was 138.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 684.63 ms. Allocated memory is still 1.0 GB. Free memory was 806.5 MB in the beginning and 767.2 MB in the end (delta: 39.4 MB). Peak memory consumption was 39.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 549.89 ms. Allocated memory is still 1.0 GB. Free memory was 767.2 MB in the beginning and 742.7 MB in the end (delta: 24.5 MB). Peak memory consumption was 24.5 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 0.1.24-509859d [2019-11-27 16:28:21,802 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:28:21,809 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:28:21,852 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:28:21,853 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:28:21,857 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:28:21,863 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:28:21,880 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:28:21,889 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:28:21,897 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:28:21,899 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:28:21,902 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:28:21,905 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:28:21,908 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:28:21,911 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:28:21,914 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:28:21,919 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:28:21,923 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:28:21,926 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:28:21,933 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:28:21,942 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:28:21,949 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:28:21,951 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:28:21,953 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:28:21,962 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:28:21,962 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:28:21,963 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:28:21,967 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:28:21,969 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:28:21,972 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:28:21,976 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:28:21,977 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:28:21,978 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:28:21,979 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:28:21,983 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:28:21,983 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:28:21,986 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:28:21,988 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:28:21,988 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:28:21,989 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:28:21,995 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:28:21,996 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:28:22,045 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:28:22,055 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:28:22,057 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:28:22,060 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:28:22,060 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:28:22,063 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:28:22,063 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:28:22,064 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:28:22,064 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:28:22,064 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:28:22,066 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:28:22,066 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:28:22,068 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:28:22,068 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:28:22,070 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:28:22,070 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:28:22,070 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:28:22,071 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:28:22,073 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:28:22,073 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:28:22,074 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:28:22,074 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:28:22,074 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:28:22,075 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:28:22,076 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:28:22,076 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:28:22,079 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:28:22,079 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:28:22,080 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:28:22,080 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:28:22,082 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 -> f91e6d7d9911775d89aa4bc7312e41b7dc2bb462 [2019-11-27 16:28:22,619 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:28:22,652 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:28:22,659 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:28:22,667 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:28:22,668 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:28:22,669 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.7.1.ufo.BOUNDED-14.pals.c.v+lhb-reducer.c [2019-11-27 16:28:22,827 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3d8bdd856/207304d372cf4e90b3e947bcb54d35f7/FLAG443516aa5 [2019-11-27 16:28:24,613 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:28:24,616 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.7.1.ufo.BOUNDED-14.pals.c.v+lhb-reducer.c [2019-11-27 16:28:24,706 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3d8bdd856/207304d372cf4e90b3e947bcb54d35f7/FLAG443516aa5 [2019-11-27 16:28:25,095 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3d8bdd856/207304d372cf4e90b3e947bcb54d35f7 [2019-11-27 16:28:25,100 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:28:25,102 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:28:25,121 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:28:25,122 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:28:25,128 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:28:25,133 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:28:25" (1/1) ... [2019-11-27 16:28:25,140 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@13f6223b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:25, skipping insertion in model container [2019-11-27 16:28:25,141 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:28:25" (1/1) ... [2019-11-27 16:28:25,160 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:28:25,764 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:28:31,708 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:28:31,749 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:28:35,481 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:28:35,560 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:28:35,566 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:35 WrapperNode [2019-11-27 16:28:35,567 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:28:35,568 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:28:35,570 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:28:35,570 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:28:35,593 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:35" (1/1) ... [2019-11-27 16:28:35,753 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:35" (1/1) ... [2019-11-27 16:28:36,134 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:28:36,135 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:28:36,135 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:28:36,137 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:28:36,159 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:35" (1/1) ... [2019-11-27 16:28:36,160 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:35" (1/1) ... [2019-11-27 16:28:36,250 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:35" (1/1) ... [2019-11-27 16:28:36,250 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:35" (1/1) ... [2019-11-27 16:28:36,466 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:35" (1/1) ... [2019-11-27 16:28:36,573 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:35" (1/1) ... [2019-11-27 16:28:36,638 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:35" (1/1) ... [2019-11-27 16:28:36,711 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:28:36,725 INFO L168 Benchmark]: Toolchain (without parser) took 11613.66 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 876.1 MB in the end (delta: 68.4 MB). Peak memory consumption was 68.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:28:36,725 INFO L168 Benchmark]: CDTParser took 2.31 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 16:28:36,727 INFO L168 Benchmark]: CACSL2BoogieTranslator took 10446.44 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 948.5 MB in the end (delta: -4.0 MB). Peak memory consumption was 260.0 MB. Max. memory is 12.5 GB. [2019-11-27 16:28:36,730 INFO L168 Benchmark]: Boogie Procedure Inliner took 566.53 ms. Allocated memory is still 1.0 GB. Free memory was 948.5 MB in the beginning and 912.3 MB in the end (delta: 36.2 MB). Peak memory consumption was 36.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:28:36,734 INFO L168 Benchmark]: Boogie Preprocessor took 577.79 ms. Allocated memory is still 1.0 GB. Free memory was 912.3 MB in the beginning and 876.1 MB in the end (delta: 36.2 MB). Peak memory consumption was 36.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:28:36,745 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.31 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 10446.44 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 948.5 MB in the end (delta: -4.0 MB). Peak memory consumption was 260.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 566.53 ms. Allocated memory is still 1.0 GB. Free memory was 948.5 MB in the beginning and 912.3 MB in the end (delta: 36.2 MB). Peak memory consumption was 36.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 577.79 ms. Allocated memory is still 1.0 GB. Free memory was 912.3 MB in the beginning and 876.1 MB in the end (delta: 36.2 MB). Peak memory consumption was 36.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...