./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+sep-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.1.ufo.BOUNDED-6.pals.c.v+sep-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 7fb3d0c5e5f91761a6005a743b671164336df0bc ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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+sep-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 7fb3d0c5e5f91761a6005a743b671164336df0bc .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 10:05:33,596 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:05:33,602 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:05:33,626 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:05:33,628 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:05:33,631 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:05:33,633 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:05:33,662 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:05:33,666 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:05:33,674 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:05:33,679 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:05:33,685 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:05:33,686 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:05:33,694 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:05:33,697 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:05:33,701 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:05:33,708 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:05:33,711 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:05:33,718 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:05:33,723 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:05:33,734 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:05:33,739 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:05:33,742 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:05:33,746 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:05:33,754 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:05:33,757 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:05:33,757 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:05:33,759 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:05:33,762 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:05:33,765 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:05:33,766 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:05:33,767 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:05:33,771 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:05:33,772 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:05:33,776 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:05:33,777 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:05:33,778 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:05:33,781 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:05:33,781 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:05:33,786 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:05:33,788 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:05:33,789 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 10:05:33,829 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:05:33,830 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:05:33,834 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:05:33,836 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:05:33,836 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:05:33,836 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:05:33,837 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:05:33,837 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 10:05:33,837 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:05:33,839 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:05:33,840 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:05:33,840 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:05:33,841 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:05:33,842 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:05:33,842 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:05:33,845 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:05:33,845 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:05:33,846 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:05:33,846 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:05:33,846 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:05:33,846 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:05:33,847 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:05:33,850 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:05:33,850 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:05:33,851 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:05:33,851 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 10:05:33,851 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 10:05:33,851 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:05:33,852 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 -> 7fb3d0c5e5f91761a6005a743b671164336df0bc [2019-11-27 10:05:34,432 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:05:34,462 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:05:34,470 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:05:34,473 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:05:34,477 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:05:34,478 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.1.ufo.BOUNDED-6.pals.c.v+sep-reducer.c [2019-11-27 10:05:34,644 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6acd3b6c4/abae2162ecfa43bd91d6697280fa95fd/FLAG29db2b248 [2019-11-27 10:05:35,922 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:05:35,930 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.1.ufo.BOUNDED-6.pals.c.v+sep-reducer.c [2019-11-27 10:05:35,964 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6acd3b6c4/abae2162ecfa43bd91d6697280fa95fd/FLAG29db2b248 [2019-11-27 10:05:36,001 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6acd3b6c4/abae2162ecfa43bd91d6697280fa95fd [2019-11-27 10:05:36,010 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:05:36,012 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:05:36,017 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:05:36,017 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:05:36,024 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:05:36,026 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:05:36" (1/1) ... [2019-11-27 10:05:36,036 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44395090 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:36, skipping insertion in model container [2019-11-27 10:05:36,036 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:05:36" (1/1) ... [2019-11-27 10:05:36,056 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:05:36,197 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:05:37,327 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:05:37,358 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:05:37,862 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:05:37,898 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:05:37,899 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:37 WrapperNode [2019-11-27 10:05:37,900 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:05:37,901 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:05:37,904 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:05:37,904 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:05:37,919 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:37" (1/1) ... [2019-11-27 10:05:37,975 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:37" (1/1) ... [2019-11-27 10:05:38,134 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:05:38,135 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:05:38,136 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:05:38,136 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:05:38,162 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:37" (1/1) ... [2019-11-27 10:05:38,166 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:37" (1/1) ... [2019-11-27 10:05:38,179 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:37" (1/1) ... [2019-11-27 10:05:38,179 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:37" (1/1) ... [2019-11-27 10:05:38,236 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:37" (1/1) ... [2019-11-27 10:05:38,274 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:37" (1/1) ... [2019-11-27 10:05:38,284 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:37" (1/1) ... [2019-11-27 10:05:38,304 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:05:38,318 INFO L168 Benchmark]: Toolchain (without parser) took 2295.96 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 956.7 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.8 MB. Max. memory is 12.5 GB. [2019-11-27 10:05:38,321 INFO L168 Benchmark]: CDTParser took 1.47 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 10:05:38,324 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1883.58 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 962.4 MB in the end (delta: 5.0 MB). Peak memory consumption was 26.5 MB. Max. memory is 12.5 GB. [2019-11-27 10:05:38,327 INFO L168 Benchmark]: Boogie Procedure Inliner took 233.81 ms. Allocated memory is still 1.0 GB. Free memory was 962.4 MB in the beginning and 956.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:05:38,329 INFO L168 Benchmark]: Boogie Preprocessor took 170.76 ms. Allocated memory is still 1.0 GB. Free memory is still 956.7 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:05:38,337 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.47 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 1883.58 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 962.4 MB in the end (delta: 5.0 MB). Peak memory consumption was 26.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 233.81 ms. Allocated memory is still 1.0 GB. Free memory was 962.4 MB in the beginning and 956.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 170.76 ms. Allocated memory is still 1.0 GB. Free memory is still 956.7 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 10:05:42,192 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:05:42,199 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:05:42,226 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:05:42,228 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:05:42,240 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:05:42,245 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:05:42,260 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:05:42,262 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:05:42,269 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:05:42,273 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:05:42,278 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:05:42,279 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:05:42,287 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:05:42,292 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:05:42,297 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:05:42,299 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:05:42,305 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:05:42,311 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:05:42,317 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:05:42,324 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:05:42,330 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:05:42,335 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:05:42,337 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:05:42,345 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:05:42,347 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:05:42,347 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:05:42,351 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:05:42,352 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:05:42,355 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:05:42,356 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:05:42,357 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:05:42,361 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:05:42,362 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:05:42,367 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:05:42,368 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:05:42,369 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:05:42,372 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:05:42,372 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:05:42,375 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:05:42,378 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:05:42,380 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 10:05:42,421 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:05:42,423 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:05:42,427 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:05:42,427 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:05:42,429 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:05:42,429 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:05:42,429 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:05:42,430 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:05:42,431 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:05:42,431 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:05:42,434 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:05:42,434 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:05:42,434 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 10:05:42,435 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 10:05:42,435 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:05:42,438 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:05:42,438 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:05:42,438 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:05:42,439 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:05:42,439 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:05:42,439 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:05:42,440 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:05:42,443 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:05:42,443 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:05:42,444 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:05:42,444 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:05:42,444 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 10:05:42,445 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 10:05:42,445 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:05:42,445 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 10:05:42,447 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 -> 7fb3d0c5e5f91761a6005a743b671164336df0bc [2019-11-27 10:05:42,999 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:05:43,031 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:05:43,034 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:05:43,039 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:05:43,043 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:05:43,045 INFO L428 ainManager$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+sep-reducer.c [2019-11-27 10:05:43,204 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2d98f9e6e/2b983f828a204127becde93c54968dcc/FLAG732506f9c [2019-11-27 10:05:44,491 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:05:44,493 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+sep-reducer.c [2019-11-27 10:05:44,529 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2d98f9e6e/2b983f828a204127becde93c54968dcc/FLAG732506f9c [2019-11-27 10:05:44,571 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2d98f9e6e/2b983f828a204127becde93c54968dcc [2019-11-27 10:05:44,578 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:05:44,581 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:05:44,589 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:05:44,592 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:05:44,598 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:05:44,601 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:05:44" (1/1) ... [2019-11-27 10:05:44,610 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@218e5f0d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:44, skipping insertion in model container [2019-11-27 10:05:44,611 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:05:44" (1/1) ... [2019-11-27 10:05:44,628 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:05:44,768 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:05:46,009 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:05:46,039 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:05:46,636 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:05:46,683 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:05:46,687 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:46 WrapperNode [2019-11-27 10:05:46,688 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:05:46,689 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:05:46,692 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:05:46,692 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:05:46,715 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:46" (1/1) ... [2019-11-27 10:05:46,773 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:46" (1/1) ... [2019-11-27 10:05:46,901 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:05:46,902 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:05:46,902 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:05:46,902 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:05:46,925 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:46" (1/1) ... [2019-11-27 10:05:46,927 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:46" (1/1) ... [2019-11-27 10:05:46,946 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:46" (1/1) ... [2019-11-27 10:05:46,949 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:46" (1/1) ... [2019-11-27 10:05:47,007 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:46" (1/1) ... [2019-11-27 10:05:47,038 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:46" (1/1) ... [2019-11-27 10:05:47,054 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:46" (1/1) ... [2019-11-27 10:05:47,073 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:05:47,084 INFO L168 Benchmark]: Toolchain (without parser) took 2497.90 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 949.6 MB in the end (delta: 12.1 MB). Peak memory consumption was 12.2 MB. Max. memory is 12.5 GB. [2019-11-27 10:05:47,087 INFO L168 Benchmark]: CDTParser took 0.42 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:05:47,091 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2099.13 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 961.0 MB in the end (delta: 665.7 kB). Peak memory consumption was 26.5 MB. Max. memory is 12.5 GB. [2019-11-27 10:05:47,093 INFO L168 Benchmark]: Boogie Procedure Inliner took 212.33 ms. Allocated memory is still 1.0 GB. Free memory was 961.0 MB in the beginning and 955.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:05:47,100 INFO L168 Benchmark]: Boogie Preprocessor took 174.03 ms. Allocated memory is still 1.0 GB. Free memory was 955.3 MB in the beginning and 949.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:05:47,107 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 2099.13 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 961.0 MB in the end (delta: 665.7 kB). Peak memory consumption was 26.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 212.33 ms. Allocated memory is still 1.0 GB. Free memory was 961.0 MB in the beginning and 955.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 174.03 ms. Allocated memory is still 1.0 GB. Free memory was 955.3 MB in the beginning and 949.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...