./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.1.ufo.UNBOUNDED.pals.c.v+lhb-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 33f83164c5e8c8417009e73dfe8bade336149307 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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.3.1.ufo.UNBOUNDED.pals.c.v+lhb-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 33f83164c5e8c8417009e73dfe8bade336149307 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 17:17:52,756 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:17:52,761 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:17:52,782 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:17:52,784 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:17:52,787 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:17:52,793 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:17:52,805 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:17:52,809 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:17:52,814 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:17:52,815 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:17:52,818 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:17:52,820 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:17:52,824 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:17:52,825 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:17:52,829 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:17:52,830 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:17:52,831 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:17:52,835 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:17:52,839 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:17:52,846 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:17:52,852 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:17:52,853 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:17:52,857 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:17:52,862 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:17:52,865 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:17:52,865 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:17:52,867 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:17:52,867 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:17:52,868 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:17:52,871 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:17:52,872 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:17:52,872 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:17:52,873 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:17:52,876 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:17:52,877 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:17:52,877 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:17:52,879 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:17:52,879 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:17:52,880 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:17:52,882 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:17:52,884 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:17:52,913 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:17:52,913 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:17:52,915 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:17:52,916 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:17:52,916 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:17:52,916 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:17:52,919 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:17:52,919 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:17:52,919 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:17:52,919 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:17:52,920 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:17:52,921 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:17:52,921 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:17:52,921 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:17:52,921 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:17:52,922 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:17:52,922 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:17:52,922 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:17:52,922 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:17:52,924 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:17:52,924 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:17:52,924 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:17:52,924 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:17:52,925 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:17:52,927 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:17:52,927 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:17:52,927 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:17:52,927 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:17:52,928 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 -> 33f83164c5e8c8417009e73dfe8bade336149307 [2019-11-26 17:17:53,344 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:17:53,362 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:17:53,365 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:17:53,369 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:17:53,369 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:17:53,370 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-26 17:17:53,468 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/912c8a339/b13948cc67724a7190b1016bea00fbb5/FLAG0a939d0c8 [2019-11-26 17:17:54,294 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:17:54,300 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-26 17:17:54,324 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/912c8a339/b13948cc67724a7190b1016bea00fbb5/FLAG0a939d0c8 [2019-11-26 17:17:54,505 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/912c8a339/b13948cc67724a7190b1016bea00fbb5 [2019-11-26 17:17:54,511 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:17:54,515 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:17:54,516 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:17:54,516 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:17:54,523 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:17:54,523 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:17:54" (1/1) ... [2019-11-26 17:17:54,531 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7df2acde and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:54, skipping insertion in model container [2019-11-26 17:17:54,531 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:17:54" (1/1) ... [2019-11-26 17:17:54,546 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:17:54,634 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:17:55,403 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:17:55,428 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:17:55,651 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:17:55,673 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:17:55,674 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:55 WrapperNode [2019-11-26 17:17:55,675 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:17:55,680 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:17:55,681 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:17:55,681 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:17:55,688 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:55" (1/1) ... [2019-11-26 17:17:55,715 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:55" (1/1) ... [2019-11-26 17:17:55,782 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:17:55,787 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:17:55,787 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:17:55,787 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:17:55,800 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:55" (1/1) ... [2019-11-26 17:17:55,800 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:55" (1/1) ... [2019-11-26 17:17:55,809 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:55" (1/1) ... [2019-11-26 17:17:55,809 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:55" (1/1) ... [2019-11-26 17:17:55,839 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:55" (1/1) ... [2019-11-26 17:17:55,866 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:55" (1/1) ... [2019-11-26 17:17:55,876 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:55" (1/1) ... [2019-11-26 17:17:55,892 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:17:55,908 INFO L168 Benchmark]: Toolchain (without parser) took 1386.54 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 972.6 MB in the end (delta: -10.9 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:17:55,910 INFO L168 Benchmark]: CDTParser took 2.96 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 17:17:55,914 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1158.75 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 978.3 MB in the end (delta: -16.6 MB). Peak memory consumption was 26.4 MB. Max. memory is 12.5 GB. [2019-11-26 17:17:55,917 INFO L168 Benchmark]: Boogie Procedure Inliner took 106.41 ms. Allocated memory is still 1.0 GB. Free memory was 978.3 MB in the beginning and 972.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:17:55,921 INFO L168 Benchmark]: Boogie Preprocessor took 109.76 ms. Allocated memory is still 1.0 GB. Free memory is still 972.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:17:55,932 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.96 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 1158.75 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 978.3 MB in the end (delta: -16.6 MB). Peak memory consumption was 26.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 106.41 ms. Allocated memory is still 1.0 GB. Free memory was 978.3 MB in the beginning and 972.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 109.76 ms. Allocated memory is still 1.0 GB. Free memory is still 972.6 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:17:58,618 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:17:58,622 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:17:58,646 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:17:58,647 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:17:58,651 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:17:58,653 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:17:58,661 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:17:58,669 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:17:58,672 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:17:58,672 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:17:58,678 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:17:58,678 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:17:58,680 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:17:58,681 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:17:58,684 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:17:58,685 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:17:58,688 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:17:58,691 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:17:58,696 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:17:58,701 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:17:58,707 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:17:58,709 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:17:58,712 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:17:58,718 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:17:58,718 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:17:58,718 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:17:58,720 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:17:58,720 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:17:58,723 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:17:58,724 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:17:58,724 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:17:58,725 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:17:58,729 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:17:58,730 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:17:58,730 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:17:58,731 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:17:58,733 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:17:58,733 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:17:58,734 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:17:58,735 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:17:58,738 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:17:58,777 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:17:58,778 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:17:58,782 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:17:58,783 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:17:58,784 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:17:58,784 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:17:58,784 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:17:58,785 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:17:58,785 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:17:58,785 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:17:58,787 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:17:58,787 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:17:58,787 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:17:58,789 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:17:58,789 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:17:58,789 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:17:58,790 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:17:58,790 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:17:58,790 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:17:58,791 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:17:58,791 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:17:58,792 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:17:58,794 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:17:58,795 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:17:58,795 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:17:58,796 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:17:58,797 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:17:58,797 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:17:58,797 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:17:58,797 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:17:58,799 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 -> 33f83164c5e8c8417009e73dfe8bade336149307 [2019-11-26 17:17:59,235 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:17:59,251 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:17:59,257 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:17:59,259 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:17:59,261 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:17:59,262 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-26 17:17:59,368 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8ebffe749/1a07f1e6acb547069970b3e3c95ca1e6/FLAG72e23d222 [2019-11-26 17:18:00,219 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:18:00,219 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-26 17:18:00,250 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8ebffe749/1a07f1e6acb547069970b3e3c95ca1e6/FLAG72e23d222 [2019-11-26 17:18:00,418 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8ebffe749/1a07f1e6acb547069970b3e3c95ca1e6 [2019-11-26 17:18:00,426 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:18:00,431 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:18:00,433 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:18:00,433 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:18:00,436 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:18:00,439 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:18:00" (1/1) ... [2019-11-26 17:18:00,446 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ab76006 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:00, skipping insertion in model container [2019-11-26 17:18:00,447 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:18:00" (1/1) ... [2019-11-26 17:18:00,463 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:18:00,547 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:18:01,342 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:18:01,363 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:18:01,594 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:18:01,623 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:18:01,624 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:01 WrapperNode [2019-11-26 17:18:01,624 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:18:01,626 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:18:01,626 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:18:01,626 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:18:01,636 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:01" (1/1) ... [2019-11-26 17:18:01,671 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:01" (1/1) ... [2019-11-26 17:18:01,746 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:18:01,749 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:18:01,750 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:18:01,750 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:18:01,764 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:01" (1/1) ... [2019-11-26 17:18:01,764 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:01" (1/1) ... [2019-11-26 17:18:01,775 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:01" (1/1) ... [2019-11-26 17:18:01,781 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:01" (1/1) ... [2019-11-26 17:18:01,811 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:01" (1/1) ... [2019-11-26 17:18:01,841 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:01" (1/1) ... [2019-11-26 17:18:01,856 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:01" (1/1) ... [2019-11-26 17:18:01,865 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:18:01,879 INFO L168 Benchmark]: Toolchain (without parser) took 1447.92 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 967.0 MB in the end (delta: -3.9 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:18:01,889 INFO L168 Benchmark]: CDTParser took 0.26 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 17:18:01,890 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1192.23 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 972.7 MB in the end (delta: -9.6 MB). Peak memory consumption was 26.2 MB. Max. memory is 12.5 GB. [2019-11-26 17:18:01,895 INFO L168 Benchmark]: Boogie Procedure Inliner took 122.33 ms. Allocated memory is still 1.0 GB. Free memory was 972.7 MB in the beginning and 967.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:18:01,895 INFO L168 Benchmark]: Boogie Preprocessor took 125.03 ms. Allocated memory is still 1.0 GB. Free memory is still 967.0 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:18:01,898 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 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 1192.23 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 972.7 MB in the end (delta: -9.6 MB). Peak memory consumption was 26.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 122.33 ms. Allocated memory is still 1.0 GB. Free memory was 972.7 MB in the beginning and 967.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 125.03 ms. Allocated memory is still 1.0 GB. Free memory is still 967.0 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...