./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 59a66ecc3728974d83009ac54e214df4e7e35a40 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 59a66ecc3728974d83009ac54e214df4e7e35a40 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 10:05:38,834 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:05:38,837 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:05:38,858 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:05:38,859 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:05:38,869 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:05:38,870 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:05:38,883 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:05:38,887 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:05:38,893 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:05:38,894 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:05:38,898 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:05:38,898 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:05:38,902 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:05:38,904 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:05:38,907 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:05:38,911 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:05:38,912 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:05:38,916 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:05:38,919 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:05:38,923 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:05:38,932 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:05:38,933 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:05:38,934 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:05:38,940 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:05:38,940 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:05:38,943 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:05:38,944 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:05:38,945 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:05:38,946 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:05:38,948 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:05:38,949 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:05:38,949 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:05:38,951 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:05:38,955 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:05:38,955 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:05:38,956 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:05:38,956 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:05:38,959 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:05:38,960 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:05:38,961 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:05:38,961 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 10:05:38,989 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:05:38,989 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:05:38,993 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:05:38,994 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:05:38,994 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:05:38,994 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:05:38,995 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:05:38,995 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 10:05:38,995 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:05:38,995 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:05:38,996 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:05:38,996 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:05:38,999 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:05:38,999 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:05:38,999 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:05:39,000 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:05:39,000 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:05:39,000 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:05:39,000 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:05:39,000 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:05:39,001 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:05:39,001 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:05:39,001 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:05:39,001 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:05:39,001 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:05:39,002 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 10:05:39,004 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 10:05:39,004 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:05:39,004 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 -> 59a66ecc3728974d83009ac54e214df4e7e35a40 [2019-11-27 10:05:39,479 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:05:39,497 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:05:39,501 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:05:39,506 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:05:39,507 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:05:39,508 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-27 10:05:39,615 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1bb698c61/005d53ab8f53427b8915009daa2027af/FLAGa10d4baf0 [2019-11-27 10:05:40,393 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:05:40,395 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-27 10:05:40,424 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1bb698c61/005d53ab8f53427b8915009daa2027af/FLAGa10d4baf0 [2019-11-27 10:05:40,673 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1bb698c61/005d53ab8f53427b8915009daa2027af [2019-11-27 10:05:40,680 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:05:40,683 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:05:40,689 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:05:40,689 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:05:40,692 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:05:40,694 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:05:40" (1/1) ... [2019-11-27 10:05:40,701 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@45357075 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:40, skipping insertion in model container [2019-11-27 10:05:40,701 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:05:40" (1/1) ... [2019-11-27 10:05:40,715 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:05:40,791 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:05:41,368 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:05:41,393 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:05:41,535 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:05:41,564 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:05:41,564 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:41 WrapperNode [2019-11-27 10:05:41,565 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:05:41,570 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:05:41,571 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:05:41,571 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:05:41,578 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:41" (1/1) ... [2019-11-27 10:05:41,601 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:41" (1/1) ... [2019-11-27 10:05:41,660 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:05:41,663 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:05:41,663 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:05:41,664 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:05:41,676 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:41" (1/1) ... [2019-11-27 10:05:41,676 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:41" (1/1) ... [2019-11-27 10:05:41,684 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:41" (1/1) ... [2019-11-27 10:05:41,684 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:41" (1/1) ... [2019-11-27 10:05:41,699 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:41" (1/1) ... [2019-11-27 10:05:41,711 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:41" (1/1) ... [2019-11-27 10:05:41,716 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:41" (1/1) ... [2019-11-27 10:05:41,721 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:05:41,729 INFO L168 Benchmark]: Toolchain (without parser) took 1041.88 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 958.8 MB in the beginning and 980.0 MB in the end (delta: -21.1 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:05:41,731 INFO L168 Benchmark]: CDTParser took 0.84 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 10:05:41,746 INFO L168 Benchmark]: CACSL2BoogieTranslator took 876.88 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 958.8 MB in the beginning and 985.7 MB in the end (delta: -26.9 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. [2019-11-27 10:05:41,747 INFO L168 Benchmark]: Boogie Procedure Inliner took 92.57 ms. Allocated memory is still 1.0 GB. Free memory is still 985.7 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:05:41,749 INFO L168 Benchmark]: Boogie Preprocessor took 58.35 ms. Allocated memory is still 1.0 GB. Free memory was 985.7 MB in the beginning and 980.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:05:41,756 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.84 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 876.88 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 958.8 MB in the beginning and 985.7 MB in the end (delta: -26.9 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 92.57 ms. Allocated memory is still 1.0 GB. Free memory is still 985.7 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 58.35 ms. Allocated memory is still 1.0 GB. Free memory was 985.7 MB in the beginning and 980.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 10:05:44,590 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:05:44,596 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:05:44,619 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:05:44,619 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:05:44,621 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:05:44,624 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:05:44,633 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:05:44,640 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:05:44,643 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:05:44,645 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:05:44,648 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:05:44,649 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:05:44,653 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:05:44,654 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:05:44,656 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:05:44,659 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:05:44,661 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:05:44,665 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:05:44,670 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:05:44,675 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:05:44,682 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:05:44,684 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:05:44,685 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:05:44,690 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:05:44,693 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:05:44,693 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:05:44,695 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:05:44,695 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:05:44,696 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:05:44,699 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:05:44,700 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:05:44,700 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:05:44,701 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:05:44,704 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:05:44,704 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:05:44,705 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:05:44,706 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:05:44,707 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:05:44,708 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:05:44,711 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:05:44,712 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 10:05:44,752 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:05:44,753 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:05:44,754 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:05:44,757 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:05:44,757 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:05:44,757 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:05:44,757 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:05:44,758 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:05:44,758 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:05:44,758 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:05:44,759 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:05:44,759 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:05:44,762 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 10:05:44,762 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 10:05:44,762 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:05:44,763 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:05:44,763 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:05:44,763 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:05:44,763 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:05:44,763 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:05:44,764 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:05:44,764 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:05:44,764 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:05:44,764 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:05:44,764 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:05:44,765 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:05:44,768 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 10:05:44,768 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 10:05:44,768 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:05:44,768 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 10:05:44,769 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 -> 59a66ecc3728974d83009ac54e214df4e7e35a40 [2019-11-27 10:05:45,139 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:05:45,169 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:05:45,174 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:05:45,180 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:05:45,180 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:05:45,181 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-27 10:05:45,292 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fe28b6594/e273b472d25a434cbfbe8a42cb9e1a9c/FLAGe7b7f0796 [2019-11-27 10:05:46,069 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:05:46,073 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-27 10:05:46,094 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fe28b6594/e273b472d25a434cbfbe8a42cb9e1a9c/FLAGe7b7f0796 [2019-11-27 10:05:46,304 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fe28b6594/e273b472d25a434cbfbe8a42cb9e1a9c [2019-11-27 10:05:46,310 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:05:46,312 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:05:46,320 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:05:46,323 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:05:46,326 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:05:46,328 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:05:46" (1/1) ... [2019-11-27 10:05:46,333 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@705aff29 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 10:05:46,334 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:05:46" (1/1) ... [2019-11-27 10:05:46,341 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:05:46,421 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:05:46,985 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:05:47,005 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:05:47,169 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:05:47,191 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:05:47,192 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:05:47 WrapperNode [2019-11-27 10:05:47,193 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:05:47,194 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:05:47,194 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:05:47,194 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:05:47,202 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 10:05:47,242 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 10:05:47,309 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:05:47,310 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:05:47,310 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:05:47,317 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:05:47,329 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 10:05:47,329 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 10:05:47,339 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 10:05:47,340 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 10:05:47,358 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 10:05:47,372 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 10:05:47,378 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 10:05:47,384 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:05:47,389 INFO L168 Benchmark]: Toolchain (without parser) took 1074.75 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 978.7 MB in the end (delta: -17.0 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:05:47,392 INFO L168 Benchmark]: CDTParser took 2.35 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 10:05:47,393 INFO L168 Benchmark]: CACSL2BoogieTranslator took 873.61 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 984.4 MB in the end (delta: -22.7 MB). Peak memory consumption was 20.3 MB. Max. memory is 12.5 GB. [2019-11-27 10:05:47,394 INFO L168 Benchmark]: Boogie Procedure Inliner took 115.48 ms. Allocated memory is still 1.0 GB. Free memory was 984.4 MB in the beginning and 978.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:05:47,399 INFO L168 Benchmark]: Boogie Preprocessor took 75.02 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:05:47,404 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.35 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 873.61 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 984.4 MB in the end (delta: -22.7 MB). Peak memory consumption was 20.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 115.48 ms. Allocated memory is still 1.0 GB. Free memory was 984.4 MB in the beginning and 978.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 75.02 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 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...