./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded/pals_lcr.4_overflow.ufo.UNBOUNDED.pals.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 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.4_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 fdc9f7b0cded6e3fe116602d10aa616157906b19 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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.4_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 fdc9f7b0cded6e3fe116602d10aa616157906b19 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 16:23:20,537 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:23:20,545 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:23:20,581 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:23:20,582 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:23:20,587 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:23:20,591 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:23:20,611 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:23:20,613 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:23:20,618 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:23:20,623 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:23:20,626 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:23:20,628 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:23:20,635 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:23:20,638 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:23:20,642 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:23:20,649 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:23:20,653 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:23:20,662 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:23:20,668 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:23:20,676 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:23:20,683 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:23:20,686 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:23:20,690 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:23:20,699 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:23:20,699 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:23:20,699 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:23:20,704 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:23:20,705 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:23:20,708 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:23:20,710 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:23:20,712 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:23:20,716 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:23:20,717 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:23:20,723 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:23:20,723 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:23:20,725 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:23:20,727 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:23:20,727 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:23:20,731 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:23:20,734 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:23:20,736 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:23:20,779 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:23:20,780 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:23:20,785 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:23:20,788 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:23:20,788 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:23:20,789 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:23:20,789 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:23:20,789 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:23:20,790 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:23:20,790 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:23:20,791 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:23:20,793 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:23:20,793 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:23:20,794 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:23:20,796 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:23:20,796 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:23:20,796 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:23:20,797 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:23:20,797 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:23:20,797 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:23:20,799 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:23:20,799 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:23:20,799 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:23:20,802 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:23:20,802 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:23:20,802 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:23:20,803 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:23:20,803 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:23:20,803 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 -> fdc9f7b0cded6e3fe116602d10aa616157906b19 [2019-11-27 16:23:21,385 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:23:21,416 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:23:21,427 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:23:21,429 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:23:21,429 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:23:21,432 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_lcr.4_overflow.ufo.UNBOUNDED.pals.c [2019-11-27 16:23:21,599 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2f6ef191a/afd628180f5e4693b369dbe970f77b5a/FLAG004edf940 [2019-11-27 16:23:22,812 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:23:22,816 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_lcr.4_overflow.ufo.UNBOUNDED.pals.c [2019-11-27 16:23:22,843 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2f6ef191a/afd628180f5e4693b369dbe970f77b5a/FLAG004edf940 [2019-11-27 16:23:22,883 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2f6ef191a/afd628180f5e4693b369dbe970f77b5a [2019-11-27 16:23:22,894 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:23:22,896 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:23:22,900 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:23:22,901 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:23:22,907 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:23:22,913 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:23:22" (1/1) ... [2019-11-27 16:23:22,923 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1a0c7b98 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:22, skipping insertion in model container [2019-11-27 16:23:22,924 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:23:22" (1/1) ... [2019-11-27 16:23:22,943 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:23:23,038 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:23:23,816 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:23:23,850 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:23:24,016 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:23:24,052 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:23:24,053 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:24 WrapperNode [2019-11-27 16:23:24,054 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:23:24,057 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:23:24,064 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:23:24,064 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:23:24,074 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:24" (1/1) ... [2019-11-27 16:23:24,113 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:24" (1/1) ... [2019-11-27 16:23:24,210 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:23:24,215 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:23:24,215 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:23:24,216 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:23:24,240 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:24" (1/1) ... [2019-11-27 16:23:24,241 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:24" (1/1) ... [2019-11-27 16:23:24,257 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:24" (1/1) ... [2019-11-27 16:23:24,261 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:24" (1/1) ... [2019-11-27 16:23:24,293 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:24" (1/1) ... [2019-11-27 16:23:24,314 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:24" (1/1) ... [2019-11-27 16:23:24,323 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:24" (1/1) ... [2019-11-27 16:23:24,334 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:23:24,346 INFO L168 Benchmark]: Toolchain (without parser) took 1442.54 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: -22.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:23:24,349 INFO L168 Benchmark]: CDTParser took 1.95 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 16:23:24,353 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1154.46 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 990.0 MB in the end (delta: -28.3 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:23:24,357 INFO L168 Benchmark]: Boogie Procedure Inliner took 157.46 ms. Allocated memory is still 1.0 GB. Free memory was 990.0 MB in the beginning and 984.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:23:24,361 INFO L168 Benchmark]: Boogie Preprocessor took 120.65 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 16:23:24,369 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.95 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 1154.46 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 990.0 MB in the end (delta: -28.3 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 157.46 ms. Allocated memory is still 1.0 GB. Free memory was 990.0 MB in the beginning and 984.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 120.65 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. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 16:23:28,371 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:23:28,379 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:23:28,417 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:23:28,418 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:23:28,421 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:23:28,426 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:23:28,445 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:23:28,447 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:23:28,454 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:23:28,456 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:23:28,463 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:23:28,463 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:23:28,470 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:23:28,474 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:23:28,478 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:23:28,482 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:23:28,489 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:23:28,492 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:23:28,500 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:23:28,511 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:23:28,517 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:23:28,519 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:23:28,523 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:23:28,534 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:23:28,534 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:23:28,535 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:23:28,537 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:23:28,540 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:23:28,541 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:23:28,545 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:23:28,546 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:23:28,547 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:23:28,550 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:23:28,554 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:23:28,555 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:23:28,556 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:23:28,558 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:23:28,558 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:23:28,559 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:23:28,565 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:23:28,566 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:23:28,611 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:23:28,612 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:23:28,616 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:23:28,620 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:23:28,620 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:23:28,621 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:23:28,621 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:23:28,622 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:23:28,622 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:23:28,622 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:23:28,623 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:23:28,624 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:23:28,627 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:23:28,628 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:23:28,628 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:23:28,628 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:23:28,629 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:23:28,629 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:23:28,630 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:23:28,630 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:23:28,632 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:23:28,632 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:23:28,632 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:23:28,633 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:23:28,633 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:23:28,635 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:23:28,635 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:23:28,635 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:23:28,636 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:23:28,638 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:23:28,639 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 -> fdc9f7b0cded6e3fe116602d10aa616157906b19 [2019-11-27 16:23:29,202 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:23:29,233 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:23:29,242 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:23:29,247 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:23:29,248 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:23:29,251 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_lcr.4_overflow.ufo.UNBOUNDED.pals.c [2019-11-27 16:23:29,417 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e747669f2/95bf8dd0330c47bf9d81d0295a28a711/FLAG913fa1bb6 [2019-11-27 16:23:30,625 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:23:30,629 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_lcr.4_overflow.ufo.UNBOUNDED.pals.c [2019-11-27 16:23:30,653 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e747669f2/95bf8dd0330c47bf9d81d0295a28a711/FLAG913fa1bb6 [2019-11-27 16:23:30,693 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e747669f2/95bf8dd0330c47bf9d81d0295a28a711 [2019-11-27 16:23:30,705 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:23:30,707 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:23:30,711 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:23:30,713 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:23:30,718 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:23:30,725 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:23:30" (1/1) ... [2019-11-27 16:23:30,732 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d8d6d23 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:30, skipping insertion in model container [2019-11-27 16:23:30,733 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:23:30" (1/1) ... [2019-11-27 16:23:30,753 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:23:30,849 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:23:31,631 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:23:31,666 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:23:31,840 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:23:31,896 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:23:31,897 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:31 WrapperNode [2019-11-27 16:23:31,897 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:23:31,905 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:23:31,909 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:23:31,909 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:23:31,929 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:31" (1/1) ... [2019-11-27 16:23:31,973 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:31" (1/1) ... [2019-11-27 16:23:32,072 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:23:32,076 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:23:32,078 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:23:32,078 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:23:32,101 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:31" (1/1) ... [2019-11-27 16:23:32,106 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:31" (1/1) ... [2019-11-27 16:23:32,125 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:31" (1/1) ... [2019-11-27 16:23:32,133 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:31" (1/1) ... [2019-11-27 16:23:32,155 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:31" (1/1) ... [2019-11-27 16:23:32,189 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:31" (1/1) ... [2019-11-27 16:23:32,199 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:31" (1/1) ... [2019-11-27 16:23:32,209 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:23:32,222 INFO L168 Benchmark]: Toolchain (without parser) took 1507.33 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 957.4 MB in the beginning and 980.0 MB in the end (delta: -22.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:23:32,224 INFO L168 Benchmark]: CDTParser took 0.49 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 16:23:32,225 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1186.83 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 957.4 MB in the beginning and 980.0 MB in the end (delta: -22.6 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. [2019-11-27 16:23:32,229 INFO L168 Benchmark]: Boogie Procedure Inliner took 170.32 ms. Allocated memory is still 1.0 GB. Free memory is still 980.0 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:23:32,230 INFO L168 Benchmark]: Boogie Preprocessor took 135.58 ms. Allocated memory is still 1.0 GB. Free memory is still 980.0 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:23:32,241 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.49 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 1186.83 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 957.4 MB in the beginning and 980.0 MB in the end (delta: -22.6 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 170.32 ms. Allocated memory is still 1.0 GB. Free memory is still 980.0 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 135.58 ms. Allocated memory is still 1.0 GB. Free memory is still 980.0 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...