./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded/pals_lcr.6_overflow.ufo.UNBOUNDED.pals.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/pals_lcr.6_overflow.ufo.UNBOUNDED.pals.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 d94eb0004ed7a3efc9fd968427ceaff3236a03c6 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/pals_lcr.6_overflow.ufo.UNBOUNDED.pals.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 d94eb0004ed7a3efc9fd968427ceaff3236a03c6 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 17:14:00,313 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:14:00,316 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:14:00,351 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:14:00,354 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:14:00,359 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:14:00,361 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:14:00,381 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:14:00,386 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:14:00,392 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:14:00,397 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:14:00,404 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:14:00,405 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:14:00,411 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:14:00,416 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:14:00,423 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:14:00,424 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:14:00,431 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:14:00,434 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:14:00,442 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:14:00,451 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:14:00,453 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:14:00,457 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:14:00,462 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:14:00,471 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:14:00,472 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:14:00,472 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:14:00,477 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:14:00,478 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:14:00,480 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:14:00,480 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:14:00,483 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:14:00,485 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:14:00,489 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:14:00,491 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:14:00,492 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:14:00,495 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:14:00,495 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:14:00,496 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:14:00,503 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:14:00,505 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:14:00,507 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:14:00,545 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:14:00,550 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:14:00,552 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:14:00,553 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:14:00,553 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:14:00,553 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:14:00,554 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:14:00,557 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:14:00,557 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:14:00,557 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:14:00,559 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:14:00,559 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:14:00,559 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:14:00,560 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:14:00,560 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:14:00,561 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:14:00,561 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:14:00,561 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:14:00,564 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:14:00,564 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:14:00,564 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:14:00,565 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:14:00,565 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:14:00,565 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:14:00,566 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:14:00,567 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:14:00,567 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:14:00,567 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:14:00,567 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 -> d94eb0004ed7a3efc9fd968427ceaff3236a03c6 [2019-11-26 17:14:01,145 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:14:01,174 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:14:01,182 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:14:01,186 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:14:01,187 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:14:01,188 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_lcr.6_overflow.ufo.UNBOUNDED.pals.c [2019-11-26 17:14:01,358 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/75a1cc192/34e98624b4c846c4848b01ede400ae79/FLAGdd2feb4a7 [2019-11-26 17:14:02,547 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:14:02,549 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_lcr.6_overflow.ufo.UNBOUNDED.pals.c [2019-11-26 17:14:02,603 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/75a1cc192/34e98624b4c846c4848b01ede400ae79/FLAGdd2feb4a7 [2019-11-26 17:14:02,636 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/75a1cc192/34e98624b4c846c4848b01ede400ae79 [2019-11-26 17:14:02,641 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:14:02,643 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:14:02,653 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:14:02,654 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:14:02,664 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:14:02,665 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:14:02" (1/1) ... [2019-11-26 17:14:02,670 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f9a9c64 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:02, skipping insertion in model container [2019-11-26 17:14:02,670 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:14:02" (1/1) ... [2019-11-26 17:14:02,680 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:14:02,797 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:14:03,549 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:14:03,573 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:14:03,734 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:14:03,773 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:14:03,774 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:03 WrapperNode [2019-11-26 17:14:03,775 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:14:03,777 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:14:03,777 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:14:03,777 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:14:03,786 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:03" (1/1) ... [2019-11-26 17:14:03,815 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:03" (1/1) ... [2019-11-26 17:14:03,890 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:14:03,891 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:14:03,891 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:14:03,891 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:14:03,906 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:03" (1/1) ... [2019-11-26 17:14:03,906 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:03" (1/1) ... [2019-11-26 17:14:03,912 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:03" (1/1) ... [2019-11-26 17:14:03,914 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:03" (1/1) ... [2019-11-26 17:14:03,931 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:03" (1/1) ... [2019-11-26 17:14:03,961 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:03" (1/1) ... [2019-11-26 17:14:03,964 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:03" (1/1) ... [2019-11-26 17:14:03,970 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:14:03,980 INFO L168 Benchmark]: Toolchain (without parser) took 1329.32 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 974.2 MB in the end (delta: -12.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:14:03,991 INFO L168 Benchmark]: CDTParser took 1.72 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 17:14:03,992 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1122.42 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 979.9 MB in the end (delta: -18.2 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:14:03,995 INFO L168 Benchmark]: Boogie Procedure Inliner took 113.75 ms. Allocated memory is still 1.0 GB. Free memory is still 979.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:14:03,998 INFO L168 Benchmark]: Boogie Preprocessor took 79.34 ms. Allocated memory is still 1.0 GB. Free memory was 979.9 MB in the beginning and 974.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:14:04,011 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.72 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 1122.42 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 979.9 MB in the end (delta: -18.2 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 113.75 ms. Allocated memory is still 1.0 GB. Free memory is still 979.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 79.34 ms. Allocated memory is still 1.0 GB. Free memory was 979.9 MB in the beginning and 974.2 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 17:14:07,750 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:14:07,758 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:14:07,792 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:14:07,792 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:14:07,795 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:14:07,800 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:14:07,816 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:14:07,818 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:14:07,823 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:14:07,826 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:14:07,831 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:14:07,834 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:14:07,838 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:14:07,842 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:14:07,847 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:14:07,849 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:14:07,853 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:14:07,856 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:14:07,866 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:14:07,872 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:14:07,878 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:14:07,883 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:14:07,885 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:14:07,892 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:14:07,892 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:14:07,893 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:14:07,897 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:14:07,897 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:14:07,899 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:14:07,901 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:14:07,902 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:14:07,904 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:14:07,909 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:14:07,911 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:14:07,915 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:14:07,916 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:14:07,917 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:14:07,917 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:14:07,922 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:14:07,924 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:14:07,925 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:14:07,965 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:14:07,967 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:14:07,971 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:14:07,973 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:14:07,973 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:14:07,975 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:14:07,975 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:14:07,976 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:14:07,976 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:14:07,977 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:14:07,980 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:14:07,980 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:14:07,981 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:14:07,981 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:14:07,982 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:14:07,985 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:14:07,985 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:14:07,986 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:14:07,986 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:14:07,986 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:14:07,987 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:14:07,987 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:14:07,987 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:14:07,987 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:14:07,988 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:14:07,990 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:14:07,990 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:14:07,990 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:14:07,991 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:14:07,991 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:14:07,992 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 -> d94eb0004ed7a3efc9fd968427ceaff3236a03c6 [2019-11-26 17:14:08,537 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:14:08,570 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:14:08,576 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:14:08,581 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:14:08,583 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:14:08,585 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_lcr.6_overflow.ufo.UNBOUNDED.pals.c [2019-11-26 17:14:08,741 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/79dd983d3/3f89a90b1f68409d8801f401fb5d0753/FLAG7a25a1f4e [2019-11-26 17:14:09,915 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:14:09,916 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_lcr.6_overflow.ufo.UNBOUNDED.pals.c [2019-11-26 17:14:09,967 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/79dd983d3/3f89a90b1f68409d8801f401fb5d0753/FLAG7a25a1f4e [2019-11-26 17:14:10,006 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/79dd983d3/3f89a90b1f68409d8801f401fb5d0753 [2019-11-26 17:14:10,010 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:14:10,015 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:14:10,033 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:14:10,034 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:14:10,037 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:14:10,043 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:14:10" (1/1) ... [2019-11-26 17:14:10,049 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1200897d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:10, skipping insertion in model container [2019-11-26 17:14:10,052 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:14:10" (1/1) ... [2019-11-26 17:14:10,069 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:14:10,176 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:14:10,972 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:14:11,004 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:14:11,210 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:14:11,263 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:14:11,265 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:11 WrapperNode [2019-11-26 17:14:11,265 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:14:11,267 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:14:11,267 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:14:11,267 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:14:11,283 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:11" (1/1) ... [2019-11-26 17:14:11,326 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:11" (1/1) ... [2019-11-26 17:14:11,400 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:14:11,403 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:14:11,404 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:14:11,404 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:14:11,423 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:11" (1/1) ... [2019-11-26 17:14:11,423 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:11" (1/1) ... [2019-11-26 17:14:11,436 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:11" (1/1) ... [2019-11-26 17:14:11,437 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:11" (1/1) ... [2019-11-26 17:14:11,463 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:11" (1/1) ... [2019-11-26 17:14:11,498 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:11" (1/1) ... [2019-11-26 17:14:11,511 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:11" (1/1) ... [2019-11-26 17:14:11,525 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:14:11,537 INFO L168 Benchmark]: Toolchain (without parser) took 1515.68 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. [2019-11-26 17:14:11,541 INFO L168 Benchmark]: CDTParser took 1.78 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 17:14:11,545 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1232.30 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. [2019-11-26 17:14:11,546 INFO L168 Benchmark]: Boogie Procedure Inliner took 136.55 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. [2019-11-26 17:14:11,549 INFO L168 Benchmark]: Boogie Preprocessor took 124.27 ms. Allocated memory is still 1.0 GB. Free memory is still 978.5 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:14:11,558 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.78 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 1232.30 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 136.55 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. * Boogie Preprocessor took 124.27 ms. Allocated memory is still 1.0 GB. Free memory is still 978.5 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...