./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.1.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.4.1.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 323656355ccee169868be58c8c207c522c640686 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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.4.1.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 323656355ccee169868be58c8c207c522c640686 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 10:05:44,581 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:05:44,586 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:05:44,621 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:05:44,623 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:05:44,625 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:05:44,630 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:05:44,649 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:05:44,654 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:05:44,657 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:05:44,661 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:05:44,667 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:05:44,668 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:05:44,672 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:05:44,678 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:05:44,683 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:05:44,684 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:05:44,688 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:05:44,694 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:05:44,704 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:05:44,713 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:05:44,718 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:05:44,721 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:05:44,727 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:05:44,734 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:05:44,735 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:05:44,735 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:05:44,737 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:05:44,740 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:05:44,741 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:05:44,743 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:05:44,744 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:05:44,746 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:05:44,751 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:05:44,754 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:05:44,754 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:05:44,757 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:05:44,759 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:05:44,759 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:05:44,763 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:05:44,766 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:05:44,768 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 10:05:44,812 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:05:44,813 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:05:44,816 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:05:44,817 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:05:44,818 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:05:44,818 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:05:44,820 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:05:44,820 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 10:05:44,821 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:05:44,821 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:05:44,825 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:05:44,825 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:05:44,826 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:05:44,826 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:05:44,827 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:05:44,827 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:05:44,827 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:05:44,828 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:05:44,828 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:05:44,830 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:05:44,830 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:05:44,830 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:05:44,831 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:05:44,831 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:05:44,833 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:05:44,833 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 10:05:44,833 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 10:05:44,834 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:05:44,834 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 -> 323656355ccee169868be58c8c207c522c640686 [2019-11-27 10:05:45,388 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:05:45,420 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:05:45,430 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:05:45,432 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:05:45,432 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:05:45,433 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-27 10:05:45,597 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/da0484cee/db19559333df47868cdb167434e71e96/FLAG0d0ddcc7f [2019-11-27 10:05:46,775 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:05:46,777 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-27 10:05:46,808 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/da0484cee/db19559333df47868cdb167434e71e96/FLAG0d0ddcc7f [2019-11-27 10:05:46,849 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/da0484cee/db19559333df47868cdb167434e71e96 [2019-11-27 10:05:46,856 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:05:46,860 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:05:46,866 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:05:46,867 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:05:46,873 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:05:46,875 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:05:46" (1/1) ... [2019-11-27 10:05:46,886 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@154195b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:46, skipping insertion in model container [2019-11-27 10:05:46,886 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:05:46" (1/1) ... [2019-11-27 10:05:46,907 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:05:47,012 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:05:47,866 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:05:47,901 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:05:48,133 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:05:48,192 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:05:48,193 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:48 WrapperNode [2019-11-27 10:05:48,194 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:05:48,196 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:05:48,196 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:05:48,197 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:05:48,209 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:48" (1/1) ... [2019-11-27 10:05:48,250 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:48" (1/1) ... [2019-11-27 10:05:48,344 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:05:48,346 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:05:48,346 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:05:48,348 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:05:48,367 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:48" (1/1) ... [2019-11-27 10:05:48,367 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:48" (1/1) ... [2019-11-27 10:05:48,379 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:48" (1/1) ... [2019-11-27 10:05:48,381 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:48" (1/1) ... [2019-11-27 10:05:48,402 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:48" (1/1) ... [2019-11-27 10:05:48,419 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:48" (1/1) ... [2019-11-27 10:05:48,426 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:48" (1/1) ... [2019-11-27 10:05:48,435 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:05:48,451 INFO L168 Benchmark]: Toolchain (without parser) took 1580.79 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 978.5 MB in the end (delta: -16.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:05:48,462 INFO L168 Benchmark]: CDTParser took 1.39 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 10:05:48,463 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1328.54 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 984.2 MB in the end (delta: -22.5 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-27 10:05:48,468 INFO L168 Benchmark]: Boogie Procedure Inliner took 149.75 ms. Allocated memory is still 1.0 GB. Free memory is still 984.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:05:48,471 INFO L168 Benchmark]: Boogie Preprocessor took 91.68 ms. Allocated memory is still 1.0 GB. Free memory was 984.2 MB in the beginning and 978.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:05:48,481 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.39 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 1328.54 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 984.2 MB in the end (delta: -22.5 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 149.75 ms. Allocated memory is still 1.0 GB. Free memory is still 984.2 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 91.68 ms. Allocated memory is still 1.0 GB. Free memory was 984.2 MB in the beginning and 978.5 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 10:05:52,432 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:05:52,440 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:05:52,475 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:05:52,476 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:05:52,480 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:05:52,484 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:05:52,498 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:05:52,508 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:05:52,514 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:05:52,516 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:05:52,521 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:05:52,523 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:05:52,527 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:05:52,530 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:05:52,533 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:05:52,537 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:05:52,538 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:05:52,546 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:05:52,553 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:05:52,563 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:05:52,568 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:05:52,570 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:05:52,575 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:05:52,583 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:05:52,584 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:05:52,584 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:05:52,587 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:05:52,589 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:05:52,590 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:05:52,592 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:05:52,593 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:05:52,595 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:05:52,599 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:05:52,602 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:05:52,603 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:05:52,605 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:05:52,606 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:05:52,606 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:05:52,609 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:05:52,612 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:05:52,616 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 10:05:52,672 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:05:52,674 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:05:52,675 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:05:52,679 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:05:52,682 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:05:52,682 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:05:52,685 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:05:52,685 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:05:52,685 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:05:52,686 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:05:52,686 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:05:52,686 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:05:52,687 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 10:05:52,688 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 10:05:52,688 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:05:52,690 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:05:52,693 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:05:52,693 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:05:52,694 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:05:52,695 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:05:52,695 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:05:52,695 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:05:52,696 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:05:52,697 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:05:52,698 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:05:52,698 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:05:52,700 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 10:05:52,700 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 10:05:52,701 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:05:52,702 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 10:05:52,703 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 -> 323656355ccee169868be58c8c207c522c640686 [2019-11-27 10:05:53,265 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:05:53,301 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:05:53,307 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:05:53,312 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:05:53,314 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:05:53,318 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-27 10:05:53,480 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/18dc84995/a4fb3414b3d84b3f99cff1e8e0fb602b/FLAG9151bb0ad [2019-11-27 10:05:54,674 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:05:54,677 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-27 10:05:54,704 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/18dc84995/a4fb3414b3d84b3f99cff1e8e0fb602b/FLAG9151bb0ad [2019-11-27 10:05:54,745 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/18dc84995/a4fb3414b3d84b3f99cff1e8e0fb602b [2019-11-27 10:05:54,754 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:05:54,759 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:05:54,766 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:05:54,767 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:05:54,775 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:05:54,777 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:05:54" (1/1) ... [2019-11-27 10:05:54,786 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 10:05:54, skipping insertion in model container [2019-11-27 10:05:54,788 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:05:54" (1/1) ... [2019-11-27 10:05:54,808 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:05:54,917 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:05:55,841 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:05:55,876 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:05:56,150 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:05:56,192 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:05:56,193 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:56 WrapperNode [2019-11-27 10:05:56,193 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:05:56,194 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:05:56,194 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:05:56,205 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:05:56,217 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:56" (1/1) ... [2019-11-27 10:05:56,260 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:56" (1/1) ... [2019-11-27 10:05:56,338 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:05:56,354 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:05:56,354 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:05:56,355 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:05:56,385 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:56" (1/1) ... [2019-11-27 10:05:56,387 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:56" (1/1) ... [2019-11-27 10:05:56,394 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:56" (1/1) ... [2019-11-27 10:05:56,400 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:56" (1/1) ... [2019-11-27 10:05:56,426 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:56" (1/1) ... [2019-11-27 10:05:56,440 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:56" (1/1) ... [2019-11-27 10:05:56,449 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:56" (1/1) ... [2019-11-27 10:05:56,459 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:05:56,465 INFO L168 Benchmark]: Toolchain (without parser) took 1703.48 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 978.6 MB in the end (delta: -18.4 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:05:56,468 INFO L168 Benchmark]: CDTParser took 0.55 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 10:05:56,473 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1427.27 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 978.6 MB in the end (delta: -18.4 MB). Peak memory consumption was 20.3 MB. Max. memory is 12.5 GB. [2019-11-27 10:05:56,474 INFO L168 Benchmark]: Boogie Procedure Inliner took 145.05 ms. Allocated memory is still 1.0 GB. Free memory is still 978.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:05:56,475 INFO L168 Benchmark]: Boogie Preprocessor took 105.55 ms. Allocated memory is still 1.0 GB. Free memory is still 978.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:05:56,482 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.55 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 1427.27 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 978.6 MB in the end (delta: -18.4 MB). Peak memory consumption was 20.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 145.05 ms. Allocated memory is still 1.0 GB. Free memory is still 978.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 105.55 ms. Allocated memory is still 1.0 GB. Free memory is still 978.6 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...