./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.7.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.7.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ceb59c54ee1f3e8222ee1c253a10aea9ff6ac75c ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.7.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ceb59c54ee1f3e8222ee1c253a10aea9ff6ac75c ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 10:06:23,333 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:06:23,341 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:06:23,375 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:06:23,376 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:06:23,378 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:06:23,381 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:06:23,399 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:06:23,401 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:06:23,408 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:06:23,412 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:06:23,416 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:06:23,417 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:06:23,423 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:06:23,427 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:06:23,432 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:06:23,435 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:06:23,440 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:06:23,445 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:06:23,454 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:06:23,463 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:06:23,468 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:06:23,471 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:06:23,473 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:06:23,484 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:06:23,485 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:06:23,485 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:06:23,491 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:06:23,492 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:06:23,493 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:06:23,493 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:06:23,494 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:06:23,498 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:06:23,499 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:06:23,502 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:06:23,503 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:06:23,505 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:06:23,506 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:06:23,507 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:06:23,508 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:06:23,513 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:06:23,514 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 10:06:23,552 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:06:23,557 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:06:23,560 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:06:23,560 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:06:23,561 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:06:23,561 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:06:23,564 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:06:23,564 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 10:06:23,565 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:06:23,565 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:06:23,566 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:06:23,567 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:06:23,567 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:06:23,568 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:06:23,569 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:06:23,569 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:06:23,569 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:06:23,570 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:06:23,571 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:06:23,573 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:06:23,573 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:06:23,573 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:06:23,574 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:06:23,574 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:06:23,574 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:06:23,575 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 10:06:23,576 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 10:06:23,576 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:06:23,576 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 -> ceb59c54ee1f3e8222ee1c253a10aea9ff6ac75c [2019-11-27 10:06:24,197 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:06:24,232 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:06:24,237 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:06:24,243 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:06:24,245 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:06:24,250 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.7.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-27 10:06:24,410 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/54344c9cc/6428631daba0430984231346dd172fc9/FLAG8b00eefe2 [2019-11-27 10:06:25,604 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:06:25,605 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.7.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-27 10:06:25,642 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/54344c9cc/6428631daba0430984231346dd172fc9/FLAG8b00eefe2 [2019-11-27 10:06:25,668 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/54344c9cc/6428631daba0430984231346dd172fc9 [2019-11-27 10:06:25,673 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:06:25,675 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:06:25,684 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:06:25,685 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:06:25,695 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:06:25,696 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:06:25" (1/1) ... [2019-11-27 10:06:25,703 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44395090 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:25, skipping insertion in model container [2019-11-27 10:06:25,703 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:06:25" (1/1) ... [2019-11-27 10:06:25,718 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:06:25,847 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:06:26,785 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:06:26,829 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:06:27,116 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:06:27,165 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:06:27,166 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:27 WrapperNode [2019-11-27 10:06:27,167 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:06:27,169 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:06:27,169 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:06:27,170 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:06:27,184 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:27" (1/1) ... [2019-11-27 10:06:27,240 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:27" (1/1) ... [2019-11-27 10:06:27,357 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:06:27,358 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:06:27,358 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:06:27,359 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:06:27,381 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:27" (1/1) ... [2019-11-27 10:06:27,382 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:27" (1/1) ... [2019-11-27 10:06:27,397 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:27" (1/1) ... [2019-11-27 10:06:27,398 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:27" (1/1) ... [2019-11-27 10:06:27,432 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:27" (1/1) ... [2019-11-27 10:06:27,467 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:27" (1/1) ... [2019-11-27 10:06:27,491 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:27" (1/1) ... [2019-11-27 10:06:27,513 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:06:27,526 INFO L168 Benchmark]: Toolchain (without parser) took 1841.64 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 972.6 MB in the end (delta: -5.2 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:06:27,528 INFO L168 Benchmark]: CDTParser took 3.65 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 10:06:27,532 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1483.67 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 978.3 MB in the end (delta: -10.9 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:06:27,538 INFO L168 Benchmark]: Boogie Procedure Inliner took 188.46 ms. Allocated memory is still 1.0 GB. Free memory is still 978.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:06:27,546 INFO L168 Benchmark]: Boogie Preprocessor took 155.52 ms. Allocated memory is still 1.0 GB. Free memory was 978.3 MB in the beginning and 972.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:06:27,551 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.65 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 1483.67 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 978.3 MB in the end (delta: -10.9 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 188.46 ms. Allocated memory is still 1.0 GB. Free memory is still 978.3 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 155.52 ms. Allocated memory is still 1.0 GB. Free memory was 978.3 MB in the beginning and 972.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 10:06:31,414 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:06:31,419 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:06:31,445 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:06:31,447 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:06:31,460 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:06:31,464 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:06:31,480 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:06:31,484 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:06:31,493 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:06:31,496 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:06:31,501 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:06:31,503 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:06:31,508 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:06:31,515 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:06:31,520 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:06:31,522 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:06:31,527 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:06:31,533 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:06:31,537 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:06:31,547 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:06:31,552 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:06:31,557 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:06:31,558 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:06:31,568 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:06:31,569 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:06:31,573 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:06:31,575 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:06:31,576 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:06:31,579 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:06:31,581 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:06:31,582 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:06:31,585 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:06:31,589 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:06:31,591 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:06:31,594 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:06:31,595 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:06:31,597 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:06:31,597 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:06:31,604 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:06:31,606 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:06:31,607 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 10:06:31,647 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:06:31,652 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:06:31,655 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:06:31,656 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:06:31,656 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:06:31,656 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:06:31,657 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:06:31,660 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:06:31,660 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:06:31,660 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:06:31,662 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:06:31,662 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:06:31,663 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 10:06:31,663 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 10:06:31,664 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:06:31,664 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:06:31,664 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:06:31,667 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:06:31,667 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:06:31,668 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:06:31,668 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:06:31,668 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:06:31,668 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:06:31,670 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:06:31,670 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:06:31,670 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:06:31,672 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 10:06:31,672 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 10:06:31,672 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:06:31,675 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 10:06:31,676 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 -> ceb59c54ee1f3e8222ee1c253a10aea9ff6ac75c [2019-11-27 10:06:32,249 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:06:32,281 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:06:32,285 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:06:32,292 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:06:32,292 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:06:32,297 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.7.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-27 10:06:32,458 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3dc465231/7ed33dd182a048338a05acd7ee27aa72/FLAG77028e2f1 [2019-11-27 10:06:33,669 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:06:33,672 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.7.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-27 10:06:33,719 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3dc465231/7ed33dd182a048338a05acd7ee27aa72/FLAG77028e2f1 [2019-11-27 10:06:33,761 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3dc465231/7ed33dd182a048338a05acd7ee27aa72 [2019-11-27 10:06:33,766 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:06:33,770 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:06:33,779 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:06:33,780 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:06:33,788 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:06:33,792 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:06:33" (1/1) ... [2019-11-27 10:06:33,797 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 10:06:33, skipping insertion in model container [2019-11-27 10:06:33,798 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:06:33" (1/1) ... [2019-11-27 10:06:33,807 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:06:33,947 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:06:35,021 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:06:35,060 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:06:35,414 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:06:35,459 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:06:35,461 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:35 WrapperNode [2019-11-27 10:06:35,461 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:06:35,462 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:06:35,462 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:06:35,463 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:06:35,475 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:35" (1/1) ... [2019-11-27 10:06:35,514 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:35" (1/1) ... [2019-11-27 10:06:35,604 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:06:35,605 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:06:35,607 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:06:35,607 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:06:35,626 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:35" (1/1) ... [2019-11-27 10:06:35,627 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:35" (1/1) ... [2019-11-27 10:06:35,638 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:35" (1/1) ... [2019-11-27 10:06:35,640 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:35" (1/1) ... [2019-11-27 10:06:35,686 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:35" (1/1) ... [2019-11-27 10:06:35,711 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:35" (1/1) ... [2019-11-27 10:06:35,735 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:35" (1/1) ... [2019-11-27 10:06:35,761 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:06:35,774 INFO L168 Benchmark]: Toolchain (without parser) took 1995.92 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 967.0 MB in the end (delta: -5.3 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:06:35,775 INFO L168 Benchmark]: CDTParser took 0.47 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:06:35,776 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1682.40 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 972.7 MB in the end (delta: -11.0 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:06:35,780 INFO L168 Benchmark]: Boogie Procedure Inliner took 142.35 ms. Allocated memory is still 1.0 GB. Free memory was 972.7 MB in the beginning and 967.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:06:35,781 INFO L168 Benchmark]: Boogie Preprocessor took 156.67 ms. Allocated memory is still 1.0 GB. Free memory is still 967.0 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:06:35,792 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 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1682.40 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 972.7 MB in the end (delta: -11.0 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 142.35 ms. Allocated memory is still 1.0 GB. Free memory was 972.7 MB in the beginning and 967.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 156.67 ms. Allocated memory is still 1.0 GB. Free memory is still 967.0 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...