./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.4.ufo.BOUNDED-8.pals.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.4.ufo.BOUNDED-8.pals.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 7b4ad2a38f880b5d983e3386205155672555530b ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.4.ufo.BOUNDED-8.pals.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 7b4ad2a38f880b5d983e3386205155672555530b ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 21:20:12,865 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:20:12,868 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:20:12,907 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:20:12,908 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:20:12,914 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:20:12,917 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:20:12,934 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:20:12,937 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:20:12,942 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:20:12,947 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:20:12,954 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:20:12,955 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:20:12,962 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:20:12,967 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:20:12,973 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:20:12,976 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:20:12,983 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:20:12,988 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:20:12,998 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:20:13,006 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:20:13,014 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:20:13,015 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:20:13,019 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:20:13,027 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:20:13,028 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:20:13,030 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:20:13,032 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:20:13,035 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:20:13,038 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:20:13,039 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:20:13,041 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:20:13,042 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:20:13,046 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:20:13,049 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:20:13,051 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:20:13,054 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:20:13,055 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:20:13,055 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:20:13,056 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:20:13,060 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:20:13,061 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 21:20:13,100 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:20:13,101 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:20:13,107 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:20:13,108 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:20:13,108 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:20:13,109 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:20:13,109 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:20:13,109 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 21:20:13,109 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:20:13,110 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:20:13,113 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:20:13,113 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:20:13,114 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:20:13,114 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:20:13,114 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:20:13,115 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:20:13,117 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:20:13,117 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:20:13,117 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:20:13,118 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:20:13,118 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:20:13,118 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:20:13,118 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:20:13,120 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:20:13,120 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:20:13,120 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:20:13,122 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 21:20:13,122 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 21:20:13,122 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:20:13,123 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 -> 7b4ad2a38f880b5d983e3386205155672555530b [2019-11-24 21:20:13,750 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:20:13,781 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:20:13,791 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:20:13,793 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:20:13,794 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:20:13,796 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.4.ufo.BOUNDED-8.pals.c [2019-11-24 21:20:13,959 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dfebdb9e9/bdcddab612c14b25b768ec7a3902d76f/FLAG0427e3a44 [2019-11-24 21:20:15,255 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:20:15,257 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.4.ufo.BOUNDED-8.pals.c [2019-11-24 21:20:15,300 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dfebdb9e9/bdcddab612c14b25b768ec7a3902d76f/FLAG0427e3a44 [2019-11-24 21:20:15,339 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dfebdb9e9/bdcddab612c14b25b768ec7a3902d76f [2019-11-24 21:20:15,347 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:20:15,351 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:20:15,355 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:20:15,358 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:20:15,368 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:20:15,369 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:20:15" (1/1) ... [2019-11-24 21:20:15,380 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f9a9c64 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:20:15, skipping insertion in model container [2019-11-24 21:20:15,381 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:20:15" (1/1) ... [2019-11-24 21:20:15,399 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:20:15,522 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:20:16,500 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:20:16,525 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:20:16,766 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:20:16,815 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:20:16,816 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:20:16 WrapperNode [2019-11-24 21:20:16,817 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:20:16,819 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:20:16,819 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:20:16,819 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:20:16,841 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:20:16" (1/1) ... [2019-11-24 21:20:16,904 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:20:16" (1/1) ... [2019-11-24 21:20:16,989 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:20:16,992 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:20:16,992 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:20:16,993 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:20:17,005 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:20:16" (1/1) ... [2019-11-24 21:20:17,006 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:20:16" (1/1) ... [2019-11-24 21:20:17,014 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:20:16" (1/1) ... [2019-11-24 21:20:17,014 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:20:16" (1/1) ... [2019-11-24 21:20:17,073 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:20:16" (1/1) ... [2019-11-24 21:20:17,126 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:20:16" (1/1) ... [2019-11-24 21:20:17,143 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:20:16" (1/1) ... [2019-11-24 21:20:17,165 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:20:17,182 INFO L168 Benchmark]: Toolchain (without parser) took 1821.25 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 966.8 MB in the end (delta: -5.1 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:20:17,183 INFO L168 Benchmark]: CDTParser took 1.14 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. [2019-11-24 21:20:17,186 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1462.50 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 20.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:20:17,192 INFO L168 Benchmark]: Boogie Procedure Inliner took 172.99 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. [2019-11-24 21:20:17,195 INFO L168 Benchmark]: Boogie Preprocessor took 176.71 ms. Allocated memory is still 1.0 GB. Free memory was 972.6 MB in the beginning and 966.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:20:17,211 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.14 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 1462.50 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 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 172.99 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 176.71 ms. Allocated memory is still 1.0 GB. Free memory was 972.6 MB in the beginning and 966.8 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 0.1.24-32f2683 [2019-11-24 21:20:21,046 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:20:21,050 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:20:21,073 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:20:21,074 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:20:21,092 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:20:21,094 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:20:21,109 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:20:21,113 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:20:21,119 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:20:21,122 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:20:21,127 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:20:21,130 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:20:21,136 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:20:21,141 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:20:21,144 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:20:21,148 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:20:21,151 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:20:21,160 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:20:21,165 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:20:21,175 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:20:21,180 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:20:21,185 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:20:21,189 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:20:21,196 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:20:21,200 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:20:21,200 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:20:21,204 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:20:21,208 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:20:21,210 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:20:21,210 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:20:21,211 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:20:21,217 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:20:21,219 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:20:21,221 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:20:21,225 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:20:21,227 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:20:21,227 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:20:21,230 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:20:21,231 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:20:21,236 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:20:21,237 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 21:20:21,279 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:20:21,280 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:20:21,285 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:20:21,286 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:20:21,286 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:20:21,286 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:20:21,286 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:20:21,287 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:20:21,287 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:20:21,287 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:20:21,291 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:20:21,291 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:20:21,292 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:20:21,292 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 21:20:21,292 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 21:20:21,293 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:20:21,293 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:20:21,293 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:20:21,294 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:20:21,295 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:20:21,295 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:20:21,297 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:20:21,297 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:20:21,297 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:20:21,298 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:20:21,298 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:20:21,300 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:20:21,300 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 21:20:21,300 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 21:20:21,301 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:20:21,302 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 21:20:21,304 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 -> 7b4ad2a38f880b5d983e3386205155672555530b [2019-11-24 21:20:21,882 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:20:21,917 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:20:21,923 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:20:21,927 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:20:21,930 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:20:21,931 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.4.ufo.BOUNDED-8.pals.c [2019-11-24 21:20:22,084 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b1218e7ca/bd3aab93ef334494a771a826e07531f8/FLAG13146e46d [2019-11-24 21:20:23,393 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:20:23,400 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.4.ufo.BOUNDED-8.pals.c [2019-11-24 21:20:23,450 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b1218e7ca/bd3aab93ef334494a771a826e07531f8/FLAG13146e46d [2019-11-24 21:20:23,491 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b1218e7ca/bd3aab93ef334494a771a826e07531f8 [2019-11-24 21:20:23,499 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:20:23,506 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:20:23,508 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:20:23,509 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:20:23,517 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:20:23,520 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:20:23" (1/1) ... [2019-11-24 21:20:23,530 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@34eb2bde and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:20:23, skipping insertion in model container [2019-11-24 21:20:23,530 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:20:23" (1/1) ... [2019-11-24 21:20:23,542 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:20:23,675 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:20:24,718 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:20:24,748 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:20:25,021 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:20:25,063 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:20:25,064 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:20:25 WrapperNode [2019-11-24 21:20:25,065 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:20:25,066 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:20:25,067 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:20:25,069 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:20:25,079 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:20:25" (1/1) ... [2019-11-24 21:20:25,131 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:20:25" (1/1) ... [2019-11-24 21:20:25,253 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:20:25,256 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:20:25,256 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:20:25,257 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:20:25,281 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:20:25" (1/1) ... [2019-11-24 21:20:25,281 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:20:25" (1/1) ... [2019-11-24 21:20:25,295 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:20:25" (1/1) ... [2019-11-24 21:20:25,298 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:20:25" (1/1) ... [2019-11-24 21:20:25,360 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:20:25" (1/1) ... [2019-11-24 21:20:25,412 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:20:25" (1/1) ... [2019-11-24 21:20:25,432 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:20:25" (1/1) ... [2019-11-24 21:20:25,464 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:20:25,471 INFO L168 Benchmark]: Toolchain (without parser) took 1961.62 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 961.2 MB in the end (delta: 6.2 MB). Peak memory consumption was 6.3 MB. Max. memory is 12.5 GB. [2019-11-24 21:20:25,479 INFO L168 Benchmark]: CDTParser took 2.41 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:20:25,483 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1557.47 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 972.7 MB in the end (delta: -5.3 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-24 21:20:25,488 INFO L168 Benchmark]: Boogie Procedure Inliner took 189.29 ms. Allocated memory is still 1.0 GB. Free memory is still 972.7 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:20:25,492 INFO L168 Benchmark]: Boogie Preprocessor took 208.18 ms. Allocated memory is still 1.0 GB. Free memory was 972.7 MB in the beginning and 961.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 21:20:25,505 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.41 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1557.47 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 972.7 MB in the end (delta: -5.3 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 189.29 ms. Allocated memory is still 1.0 GB. Free memory is still 972.7 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 208.18 ms. Allocated memory is still 1.0 GB. Free memory was 972.7 MB in the beginning and 961.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...