./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.1.ufo.BOUNDED-6.pals.c.v+cfa-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.BOUNDED-6.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 5bcedaa8545584d8a888ed11cc1456f2d3f68319 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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.BOUNDED-6.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 5bcedaa8545584d8a888ed11cc1456f2d3f68319 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 17:17:48,873 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:17:48,878 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:17:48,915 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:17:48,916 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:17:48,918 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:17:48,923 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:17:48,937 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:17:48,945 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:17:48,949 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:17:48,954 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:17:48,959 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:17:48,960 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:17:48,967 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:17:48,969 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:17:48,974 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:17:48,978 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:17:48,980 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:17:48,986 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:17:48,995 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:17:49,003 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:17:49,008 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:17:49,013 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:17:49,015 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:17:49,024 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:17:49,025 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:17:49,025 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:17:49,029 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:17:49,029 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:17:49,033 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:17:49,033 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:17:49,035 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:17:49,038 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:17:49,039 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:17:49,044 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:17:49,046 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:17:49,047 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:17:49,051 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:17:49,051 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:17:49,054 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:17:49,056 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:17:49,057 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:17:49,099 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:17:49,100 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:17:49,107 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:17:49,109 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:17:49,110 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:17:49,113 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:17:49,113 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:17:49,114 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:17:49,114 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:17:49,114 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:17:49,116 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:17:49,116 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:17:49,116 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:17:49,117 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:17:49,119 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:17:49,119 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:17:49,120 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:17:49,120 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:17:49,120 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:17:49,121 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:17:49,122 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:17:49,122 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:17:49,122 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:17:49,125 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:17:49,125 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:17:49,126 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:17:49,126 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:17:49,126 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:17:49,126 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 -> 5bcedaa8545584d8a888ed11cc1456f2d3f68319 [2019-11-26 17:17:49,738 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:17:49,764 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:17:49,772 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:17:49,774 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:17:49,777 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:17:49,778 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.1.ufo.BOUNDED-6.pals.c.v+cfa-reducer.c [2019-11-26 17:17:49,943 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c12b8d40d/099b695849414ebdb58aedd5076ad6e7/FLAGe7228469f [2019-11-26 17:17:51,127 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:17:51,129 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.1.ufo.BOUNDED-6.pals.c.v+cfa-reducer.c [2019-11-26 17:17:51,154 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c12b8d40d/099b695849414ebdb58aedd5076ad6e7/FLAGe7228469f [2019-11-26 17:17:51,194 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c12b8d40d/099b695849414ebdb58aedd5076ad6e7 [2019-11-26 17:17:51,203 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:17:51,209 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:17:51,211 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:17:51,211 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:17:51,218 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:17:51,220 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:17:51" (1/1) ... [2019-11-26 17:17:51,230 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@154195b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:51, skipping insertion in model container [2019-11-26 17:17:51,230 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:17:51" (1/1) ... [2019-11-26 17:17:51,250 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:17:51,347 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:17:52,052 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:17:52,080 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:17:52,230 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:17:52,290 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:17:52,291 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:52 WrapperNode [2019-11-26 17:17:52,292 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:17:52,293 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:17:52,295 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:17:52,297 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:17:52,312 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:52" (1/1) ... [2019-11-26 17:17:52,340 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:52" (1/1) ... [2019-11-26 17:17:52,408 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:17:52,410 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:17:52,411 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:17:52,411 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:17:52,425 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:52" (1/1) ... [2019-11-26 17:17:52,425 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:52" (1/1) ... [2019-11-26 17:17:52,439 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:52" (1/1) ... [2019-11-26 17:17:52,441 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:52" (1/1) ... [2019-11-26 17:17:52,458 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:52" (1/1) ... [2019-11-26 17:17:52,468 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:52" (1/1) ... [2019-11-26 17:17:52,475 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:17:52" (1/1) ... [2019-11-26 17:17:52,483 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:17:52,490 INFO L168 Benchmark]: Toolchain (without parser) took 1277.13 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 984.2 MB in the end (delta: -22.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:17:52,506 INFO L168 Benchmark]: CDTParser took 1.38 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 17:17:52,508 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1081.93 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: -28.3 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:17:52,512 INFO L168 Benchmark]: Boogie Procedure Inliner took 116.92 ms. Allocated memory is still 1.0 GB. Free memory was 989.9 MB in the beginning and 984.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:17:52,513 INFO L168 Benchmark]: Boogie Preprocessor took 72.71 ms. Allocated memory is still 1.0 GB. Free memory is still 984.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:17:52,523 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.38 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 1081.93 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: -28.3 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 116.92 ms. Allocated memory is still 1.0 GB. Free memory was 989.9 MB in the beginning and 984.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 72.71 ms. Allocated memory is still 1.0 GB. Free memory is still 984.2 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:17:56,590 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:17:56,595 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:17:56,635 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:17:56,636 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:17:56,639 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:17:56,646 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:17:56,666 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:17:56,672 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:17:56,678 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:17:56,680 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:17:56,686 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:17:56,687 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:17:56,690 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:17:56,694 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:17:56,697 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:17:56,702 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:17:56,705 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:17:56,713 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:17:56,718 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:17:56,724 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:17:56,732 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:17:56,736 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:17:56,741 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:17:56,748 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:17:56,748 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:17:56,749 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:17:56,752 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:17:56,753 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:17:56,759 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:17:56,759 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:17:56,760 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:17:56,764 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:17:56,765 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:17:56,770 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:17:56,771 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:17:56,772 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:17:56,774 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:17:56,774 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:17:56,780 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:17:56,782 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:17:56,783 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:17:56,824 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:17:56,824 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:17:56,828 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:17:56,830 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:17:56,830 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:17:56,831 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:17:56,831 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:17:56,831 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:17:56,833 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:17:56,833 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:17:56,834 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:17:56,838 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:17:56,838 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:17:56,839 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:17:56,839 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:17:56,840 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:17:56,840 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:17:56,849 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:17:56,849 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:17:56,849 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:17:56,850 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:17:56,851 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:17:56,851 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:17:56,854 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:17:56,854 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:17:56,855 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:17:56,855 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:17:56,855 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:17:56,856 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:17:56,856 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:17:56,857 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 -> 5bcedaa8545584d8a888ed11cc1456f2d3f68319 [2019-11-26 17:17:57,498 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:17:57,530 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:17:57,536 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:17:57,541 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:17:57,543 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:17:57,545 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.1.ufo.BOUNDED-6.pals.c.v+cfa-reducer.c [2019-11-26 17:17:57,704 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1c52afd1b/144659b2799c4449bf9ff7495276aa58/FLAG6ea741272 [2019-11-26 17:17:58,876 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:17:58,879 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.1.ufo.BOUNDED-6.pals.c.v+cfa-reducer.c [2019-11-26 17:17:58,906 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1c52afd1b/144659b2799c4449bf9ff7495276aa58/FLAG6ea741272 [2019-11-26 17:17:58,947 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1c52afd1b/144659b2799c4449bf9ff7495276aa58 [2019-11-26 17:17:58,953 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:17:58,960 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:17:58,964 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:17:58,966 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:17:58,975 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:17:58,977 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:17:58" (1/1) ... [2019-11-26 17:17:58,986 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 26.11 05:17:58, skipping insertion in model container [2019-11-26 17:17:58,986 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:17:58" (1/1) ... [2019-11-26 17:17:59,014 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:17:59,102 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:17:59,807 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:17:59,831 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:18:00,004 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:18:00,036 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:18:00,037 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:00 WrapperNode [2019-11-26 17:18:00,038 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:18:00,052 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:18:00,052 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:18:00,053 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:18:00,075 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:00" (1/1) ... [2019-11-26 17:18:00,117 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:00" (1/1) ... [2019-11-26 17:18:00,196 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:18:00,197 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:18:00,197 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:18:00,197 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:18:00,220 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:00" (1/1) ... [2019-11-26 17:18:00,222 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:00" (1/1) ... [2019-11-26 17:18:00,242 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:00" (1/1) ... [2019-11-26 17:18:00,247 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:00" (1/1) ... [2019-11-26 17:18:00,271 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:00" (1/1) ... [2019-11-26 17:18:00,286 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:00" (1/1) ... [2019-11-26 17:18:00,297 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:00" (1/1) ... [2019-11-26 17:18:00,306 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:18:00,319 INFO L168 Benchmark]: Toolchain (without parser) took 1358.26 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 984.3 MB in the end (delta: -22.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:18:00,322 INFO L168 Benchmark]: CDTParser took 2.67 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 17:18:00,325 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1074.15 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 984.3 MB in the end (delta: -22.7 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. [2019-11-26 17:18:00,328 INFO L168 Benchmark]: Boogie Procedure Inliner took 144.86 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. [2019-11-26 17:18:00,332 INFO L168 Benchmark]: Boogie Preprocessor took 113.69 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. [2019-11-26 17:18:00,340 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.67 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 1074.15 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 984.3 MB in the end (delta: -22.7 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 144.86 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 113.69 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. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...