./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.BOUNDED-8.pals.c.v+cfa-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.ufo.BOUNDED-8.pals.c.v+cfa-reducer.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 19d36f29347962aa6493ae3f62f2f1d2ee94aaa8 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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.ufo.BOUNDED-8.pals.c.v+cfa-reducer.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 19d36f29347962aa6493ae3f62f2f1d2ee94aaa8 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 10:05:44,570 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:05:44,572 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:05:44,600 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:05:44,601 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:05:44,614 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:05:44,618 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:05:44,625 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:05:44,641 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:05:44,645 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:05:44,648 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:05:44,654 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:05:44,655 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:05:44,661 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:05:44,664 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:05:44,667 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:05:44,673 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:05:44,676 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:05:44,682 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:05:44,691 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:05:44,697 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:05:44,702 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:05:44,706 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:05:44,710 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:05:44,717 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:05:44,719 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:05:44,719 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:05:44,723 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:05:44,724 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:05:44,725 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:05:44,727 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:05:44,728 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:05:44,730 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:05:44,732 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:05:44,738 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:05:44,738 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:05:44,739 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:05:44,740 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:05:44,740 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:05:44,744 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:05:44,747 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:05:44,748 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 10:05:44,785 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:05:44,788 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:05:44,792 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:05:44,792 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:05:44,793 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:05:44,796 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:05:44,796 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:05:44,796 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 10:05:44,797 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:05:44,797 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:05:44,798 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:05:44,799 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:05:44,799 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:05:44,799 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:05:44,800 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:05:44,800 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:05:44,803 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:05:44,803 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:05:44,803 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:05:44,804 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:05:44,804 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:05:44,804 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:05:44,805 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:05:44,805 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:05:44,805 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:05:44,805 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 10:05:44,808 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 10:05:44,808 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:05:44,808 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 -> 19d36f29347962aa6493ae3f62f2f1d2ee94aaa8 [2019-11-27 10:05:45,348 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:05:45,379 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:05:45,387 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:05:45,393 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:05:45,394 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:05:45,397 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.BOUNDED-8.pals.c.v+cfa-reducer.c [2019-11-27 10:05:45,542 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c006b4b99/4ccf359539184b4794bf09018d17a35d/FLAG0c51af31a [2019-11-27 10:05:46,700 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:05:46,704 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.BOUNDED-8.pals.c.v+cfa-reducer.c [2019-11-27 10:05:46,733 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c006b4b99/4ccf359539184b4794bf09018d17a35d/FLAG0c51af31a [2019-11-27 10:05:46,774 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c006b4b99/4ccf359539184b4794bf09018d17a35d [2019-11-27 10:05:46,784 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:05:46,786 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:05:46,790 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:05:46,794 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:05:46,801 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:05:46,802 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:05:46" (1/1) ... [2019-11-27 10:05:46,810 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b1bd386 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 10:05:46,811 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:05:46" (1/1) ... [2019-11-27 10:05:46,831 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:05:46,923 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:05:47,668 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:05:47,701 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:05:47,874 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:05:47,915 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:05:47,916 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:47 WrapperNode [2019-11-27 10:05:47,917 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:05:47,919 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:05:47,919 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:05:47,919 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:05:47,929 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:47" (1/1) ... [2019-11-27 10:05:47,959 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:47" (1/1) ... [2019-11-27 10:05:48,030 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:05:48,030 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:05:48,031 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:05:48,031 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:05:48,054 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:47" (1/1) ... [2019-11-27 10:05:48,054 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:47" (1/1) ... [2019-11-27 10:05:48,062 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:47" (1/1) ... [2019-11-27 10:05:48,065 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:47" (1/1) ... [2019-11-27 10:05:48,089 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:47" (1/1) ... [2019-11-27 10:05:48,106 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:47" (1/1) ... [2019-11-27 10:05:48,114 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:47" (1/1) ... [2019-11-27 10:05:48,124 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:05:48,135 INFO L168 Benchmark]: Toolchain (without parser) took 1343.38 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 984.1 MB in the end (delta: -22.4 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:05:48,147 INFO L168 Benchmark]: CDTParser took 0.45 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 10:05:48,149 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1127.76 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 989.9 MB in the end (delta: -28.2 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-27 10:05:48,156 INFO L168 Benchmark]: Boogie Procedure Inliner took 111.53 ms. Allocated memory is still 1.0 GB. Free memory was 989.9 MB in the beginning and 984.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:05:48,157 INFO L168 Benchmark]: Boogie Preprocessor took 94.28 ms. Allocated memory is still 1.0 GB. Free memory is still 984.1 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:05:48,166 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.45 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 1127.76 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 989.9 MB in the end (delta: -28.2 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 111.53 ms. Allocated memory is still 1.0 GB. Free memory was 989.9 MB in the beginning and 984.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 94.28 ms. Allocated memory is still 1.0 GB. Free memory is still 984.1 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-da95e15 [2019-11-27 10:05:52,193 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:05:52,199 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:05:52,227 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:05:52,228 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:05:52,241 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:05:52,248 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:05:52,264 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:05:52,267 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:05:52,273 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:05:52,278 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:05:52,281 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:05:52,282 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:05:52,289 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:05:52,290 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:05:52,295 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:05:52,299 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:05:52,303 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:05:52,308 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:05:52,317 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:05:52,325 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:05:52,332 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:05:52,334 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:05:52,337 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:05:52,345 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:05:52,348 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:05:52,348 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:05:52,350 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:05:52,353 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:05:52,354 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:05:52,356 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:05:52,357 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:05:52,359 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:05:52,364 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:05:52,366 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:05:52,367 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:05:52,368 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:05:52,371 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:05:52,371 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:05:52,372 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:05:52,377 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:05:52,378 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 10:05:52,418 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:05:52,420 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:05:52,424 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:05:52,425 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:05:52,427 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:05:52,427 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:05:52,428 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:05:52,428 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:05:52,428 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:05:52,428 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:05:52,432 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:05:52,432 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:05:52,433 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 10:05:52,433 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 10:05:52,434 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:05:52,434 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:05:52,434 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:05:52,435 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:05:52,436 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:05:52,436 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:05:52,436 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:05:52,438 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:05:52,438 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:05:52,438 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:05:52,439 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:05:52,441 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:05:52,441 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 10:05:52,441 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 10:05:52,442 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:05:52,442 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 10:05:52,443 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 -> 19d36f29347962aa6493ae3f62f2f1d2ee94aaa8 [2019-11-27 10:05:53,039 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:05:53,073 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:05:53,081 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:05:53,085 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:05:53,086 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:05:53,089 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.BOUNDED-8.pals.c.v+cfa-reducer.c [2019-11-27 10:05:53,241 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9c81616de/f2108b39316240198f36de312a7423f7/FLAG2f705b6d6 [2019-11-27 10:05:54,354 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:05:54,357 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.BOUNDED-8.pals.c.v+cfa-reducer.c [2019-11-27 10:05:54,382 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9c81616de/f2108b39316240198f36de312a7423f7/FLAG2f705b6d6 [2019-11-27 10:05:54,536 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9c81616de/f2108b39316240198f36de312a7423f7 [2019-11-27 10:05:54,542 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:05:54,544 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:05:54,553 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:05:54,553 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:05:54,557 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:05:54,559 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:05:54" (1/1) ... [2019-11-27 10:05:54,562 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46807bdc 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 10:05:54,563 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:05:54" (1/1) ... [2019-11-27 10:05:54,572 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:05:54,675 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:05:55,371 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:05:55,390 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:05:55,568 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:05:55,599 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:05:55,600 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:55 WrapperNode [2019-11-27 10:05:55,600 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:05:55,601 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:05:55,601 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:05:55,602 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:05:55,614 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:55" (1/1) ... [2019-11-27 10:05:55,646 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:55" (1/1) ... [2019-11-27 10:05:55,729 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:05:55,735 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:05:55,736 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:05:55,736 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:05:55,755 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:55" (1/1) ... [2019-11-27 10:05:55,755 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:55" (1/1) ... [2019-11-27 10:05:55,766 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:55" (1/1) ... [2019-11-27 10:05:55,767 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:55" (1/1) ... [2019-11-27 10:05:55,801 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:55" (1/1) ... [2019-11-27 10:05:55,822 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:55" (1/1) ... [2019-11-27 10:05:55,830 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:55" (1/1) ... [2019-11-27 10:05:55,838 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:05:55,844 INFO L168 Benchmark]: Toolchain (without parser) took 1298.53 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 978.6 MB in the end (delta: -12.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:05:55,855 INFO L168 Benchmark]: CDTParser took 0.46 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:05:55,857 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1047.77 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 984.3 MB in the end (delta: -18.3 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. [2019-11-27 10:05:55,858 INFO L168 Benchmark]: Boogie Procedure Inliner took 133.51 ms. Allocated memory is still 1.0 GB. Free memory is still 984.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:05:55,859 INFO L168 Benchmark]: Boogie Preprocessor took 103.06 ms. Allocated memory is still 1.0 GB. Free memory was 984.3 MB in the beginning and 978.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:05:55,867 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.46 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1047.77 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 984.3 MB in the end (delta: -18.3 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 133.51 ms. Allocated memory is still 1.0 GB. Free memory is still 984.3 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 103.06 ms. Allocated memory is still 1.0 GB. Free memory was 984.3 MB in the beginning and 978.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...