./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.ufo.BOUNDED-6.pals.c.v+cfa-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.ufo.BOUNDED-6.pals.c.v+cfa-reducer.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 85e2915a1e5611123fc26d5867774f120ea4e6a6 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_opt-floodmax.3.ufo.BOUNDED-6.pals.c.v+cfa-reducer.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 85e2915a1e5611123fc26d5867774f120ea4e6a6 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:19:04,732 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:19:04,734 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:19:04,754 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:19:04,755 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:19:04,766 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:19:04,769 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:19:04,783 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:19:04,790 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:19:04,793 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:19:04,794 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:19:04,799 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:19:04,799 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:19:04,801 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:19:04,804 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:19:04,806 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:19:04,809 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:19:04,810 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:19:04,812 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:19:04,816 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:19:04,823 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:19:04,829 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:19:04,832 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:19:04,834 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:19:04,840 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:19:04,841 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:19:04,841 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:19:04,845 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:19:04,845 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:19:04,846 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:19:04,849 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:19:04,850 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:19:04,850 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:19:04,851 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:19:04,854 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:19:04,854 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:19:04,855 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:19:04,856 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:19:04,857 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:19:04,858 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:19:04,860 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:19:04,862 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:19:04,890 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:19:04,890 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:19:04,895 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:19:04,895 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:19:04,895 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:19:04,896 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:19:04,896 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:19:04,896 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:19:04,896 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:19:04,897 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:19:04,898 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:19:04,899 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:19:04,899 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:19:04,899 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:19:04,900 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:19:04,901 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:19:04,901 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:19:04,901 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:19:04,901 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:19:04,902 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:19:04,904 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:19:04,904 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:19:04,904 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:19:04,904 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:19:04,905 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:19:04,905 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:19:04,905 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:19:04,905 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:19:04,905 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 -> 85e2915a1e5611123fc26d5867774f120ea4e6a6 [2019-11-26 17:19:05,319 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:19:05,337 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:19:05,344 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:19:05,345 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:19:05,345 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:19:05,349 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.ufo.BOUNDED-6.pals.c.v+cfa-reducer.c [2019-11-26 17:19:05,453 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c1f125f96/91f4483dfa824df5a150aa2af0ff3c23/FLAG723c407a8 [2019-11-26 17:19:06,231 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:19:06,235 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.ufo.BOUNDED-6.pals.c.v+cfa-reducer.c [2019-11-26 17:19:06,257 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c1f125f96/91f4483dfa824df5a150aa2af0ff3c23/FLAG723c407a8 [2019-11-26 17:19:06,468 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c1f125f96/91f4483dfa824df5a150aa2af0ff3c23 [2019-11-26 17:19:06,472 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:19:06,473 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:19:06,480 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:19:06,480 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:19:06,483 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:19:06,484 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:19:06" (1/1) ... [2019-11-26 17:19:06,487 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@705aff29 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:06, skipping insertion in model container [2019-11-26 17:19:06,487 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:19:06" (1/1) ... [2019-11-26 17:19:06,498 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:19:06,583 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:19:07,188 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:19:07,209 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:19:07,342 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:19:07,375 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:19:07,375 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:07 WrapperNode [2019-11-26 17:19:07,376 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:19:07,382 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:19:07,382 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:19:07,382 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:19:07,390 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:07" (1/1) ... [2019-11-26 17:19:07,416 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:07" (1/1) ... [2019-11-26 17:19:07,475 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:19:07,477 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:19:07,477 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:19:07,477 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:19:07,490 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:07" (1/1) ... [2019-11-26 17:19:07,491 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:07" (1/1) ... [2019-11-26 17:19:07,496 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:07" (1/1) ... [2019-11-26 17:19:07,497 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:07" (1/1) ... [2019-11-26 17:19:07,516 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:07" (1/1) ... [2019-11-26 17:19:07,527 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:07" (1/1) ... [2019-11-26 17:19:07,533 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:07" (1/1) ... [2019-11-26 17:19:07,553 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:19:07,562 INFO L168 Benchmark]: Toolchain (without parser) took 1084.57 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 978.2 MB in the end (delta: -16.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:19:07,564 INFO L168 Benchmark]: CDTParser took 0.31 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. [2019-11-26 17:19:07,565 INFO L168 Benchmark]: CACSL2BoogieTranslator took 896.63 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 983.9 MB in the end (delta: -22.2 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-26 17:19:07,567 INFO L168 Benchmark]: Boogie Procedure Inliner took 94.76 ms. Allocated memory is still 1.0 GB. Free memory is still 983.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:19:07,571 INFO L168 Benchmark]: Boogie Preprocessor took 78.87 ms. Allocated memory is still 1.0 GB. Free memory was 983.9 MB in the beginning and 978.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:19:07,580 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 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 896.63 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 983.9 MB in the end (delta: -22.2 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 94.76 ms. Allocated memory is still 1.0 GB. Free memory is still 983.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 78.87 ms. Allocated memory is still 1.0 GB. Free memory was 983.9 MB in the beginning and 978.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:19:10,318 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:19:10,322 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:19:10,346 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:19:10,348 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:19:10,349 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:19:10,353 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:19:10,365 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:19:10,372 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:19:10,377 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:19:10,378 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:19:10,380 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:19:10,382 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:19:10,384 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:19:10,387 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:19:10,389 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:19:10,393 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:19:10,394 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:19:10,396 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:19:10,401 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:19:10,409 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:19:10,413 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:19:10,414 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:19:10,418 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:19:10,423 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:19:10,424 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:19:10,424 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:19:10,425 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:19:10,427 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:19:10,428 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:19:10,430 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:19:10,430 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:19:10,431 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:19:10,434 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:19:10,436 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:19:10,437 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:19:10,437 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:19:10,439 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:19:10,439 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:19:10,440 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:19:10,443 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:19:10,444 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:19:10,473 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:19:10,473 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:19:10,475 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:19:10,475 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:19:10,476 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:19:10,476 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:19:10,478 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:19:10,478 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:19:10,478 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:19:10,478 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:19:10,479 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:19:10,480 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:19:10,480 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:19:10,480 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:19:10,480 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:19:10,483 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:19:10,483 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:19:10,483 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:19:10,483 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:19:10,484 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:19:10,484 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:19:10,484 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:19:10,484 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:19:10,484 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:19:10,485 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:19:10,485 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:19:10,486 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:19:10,486 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:19:10,486 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:19:10,486 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:19:10,488 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 -> 85e2915a1e5611123fc26d5867774f120ea4e6a6 [2019-11-26 17:19:10,879 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:19:10,897 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:19:10,903 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:19:10,906 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:19:10,909 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:19:10,910 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.ufo.BOUNDED-6.pals.c.v+cfa-reducer.c [2019-11-26 17:19:11,002 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/941026cda/f8a80e4ab2d54d4d9eda00f69d714d38/FLAG7301955bb [2019-11-26 17:19:11,787 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:19:11,788 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.ufo.BOUNDED-6.pals.c.v+cfa-reducer.c [2019-11-26 17:19:11,809 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/941026cda/f8a80e4ab2d54d4d9eda00f69d714d38/FLAG7301955bb [2019-11-26 17:19:12,002 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/941026cda/f8a80e4ab2d54d4d9eda00f69d714d38 [2019-11-26 17:19:12,010 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:19:12,012 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:19:12,018 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:19:12,021 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:19:12,024 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:19:12,027 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:19:12" (1/1) ... [2019-11-26 17:19:12,030 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@45357075 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:12, skipping insertion in model container [2019-11-26 17:19:12,030 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:19:12" (1/1) ... [2019-11-26 17:19:12,036 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:19:12,123 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:19:12,727 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:19:12,744 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:19:12,913 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:19:12,950 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:19:12,951 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:12 WrapperNode [2019-11-26 17:19:12,951 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:19:12,959 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:19:12,959 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:19:12,959 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:19:12,968 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:12" (1/1) ... [2019-11-26 17:19:12,997 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:12" (1/1) ... [2019-11-26 17:19:13,058 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:19:13,058 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:19:13,059 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:19:13,059 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:19:13,072 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:12" (1/1) ... [2019-11-26 17:19:13,074 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:12" (1/1) ... [2019-11-26 17:19:13,083 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:12" (1/1) ... [2019-11-26 17:19:13,085 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:12" (1/1) ... [2019-11-26 17:19:13,104 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:12" (1/1) ... [2019-11-26 17:19:13,116 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:12" (1/1) ... [2019-11-26 17:19:13,122 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:12" (1/1) ... [2019-11-26 17:19:13,130 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:19:13,136 INFO L168 Benchmark]: Toolchain (without parser) took 1120.86 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 972.7 MB in the end (delta: -5.2 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:19:13,137 INFO L168 Benchmark]: CDTParser took 0.24 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. [2019-11-26 17:19:13,145 INFO L168 Benchmark]: CACSL2BoogieTranslator took 940.53 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 978.4 MB in the end (delta: -11.0 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-26 17:19:13,146 INFO L168 Benchmark]: Boogie Procedure Inliner took 99.28 ms. Allocated memory is still 1.0 GB. Free memory is still 978.4 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:19:13,147 INFO L168 Benchmark]: Boogie Preprocessor took 72.10 ms. Allocated memory is still 1.0 GB. Free memory was 978.4 MB in the beginning and 972.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:19:13,152 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 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 940.53 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 978.4 MB in the end (delta: -11.0 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 99.28 ms. Allocated memory is still 1.0 GB. Free memory is still 978.4 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 72.10 ms. Allocated memory is still 1.0 GB. Free memory was 978.4 MB in the beginning and 972.7 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...