./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.2.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.2.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6be834d6f3bdc35a586bd7557928fe71e3549aa1 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_opt-floodmax.4.2.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6be834d6f3bdc35a586bd7557928fe71e3549aa1 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 17:19:12,912 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:19:12,917 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:19:12,950 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:19:12,951 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:19:12,953 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:19:12,957 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:19:12,974 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:19:12,977 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:19:12,982 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:19:12,987 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:19:12,990 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:19:12,992 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:19:12,998 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:19:13,002 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:19:13,007 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:19:13,008 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:19:13,012 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:19:13,021 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:19:13,029 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:19:13,037 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:19:13,041 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:19:13,045 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:19:13,048 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:19:13,055 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:19:13,057 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:19:13,057 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:19:13,060 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:19:13,061 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:19:13,065 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:19:13,065 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:19:13,066 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:19:13,069 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:19:13,071 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:19:13,074 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:19:13,075 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:19:13,077 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:19:13,078 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:19:13,078 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:19:13,082 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:19:13,086 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:19:13,087 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:19:13,125 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:19:13,125 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:19:13,130 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:19:13,131 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:19:13,131 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:19:13,131 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:19:13,132 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:19:13,134 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:19:13,134 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:19:13,134 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:19:13,135 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:19:13,136 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:19:13,136 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:19:13,139 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:19:13,139 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:19:13,140 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:19:13,140 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:19:13,140 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:19:13,141 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:19:13,141 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:19:13,141 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:19:13,142 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:19:13,144 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:19:13,144 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:19:13,144 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:19:13,145 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:19:13,145 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:19:13,145 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:19:13,145 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 -> 6be834d6f3bdc35a586bd7557928fe71e3549aa1 [2019-11-26 17:19:13,677 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:19:13,706 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:19:13,716 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:19:13,717 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:19:13,720 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:19:13,721 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.2.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c [2019-11-26 17:19:13,882 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/046ba80df/ebfdf99c91e049e58ed7ed4dfdf67fee/FLAGfab4ef626 [2019-11-26 17:19:15,207 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:19:15,212 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.2.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c [2019-11-26 17:19:15,258 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/046ba80df/ebfdf99c91e049e58ed7ed4dfdf67fee/FLAGfab4ef626 [2019-11-26 17:19:15,298 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/046ba80df/ebfdf99c91e049e58ed7ed4dfdf67fee [2019-11-26 17:19:15,306 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:19:15,308 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:19:15,309 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:19:15,317 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:19:15,325 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:19:15,326 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:19:15" (1/1) ... [2019-11-26 17:19:15,333 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44395090 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:15, skipping insertion in model container [2019-11-26 17:19:15,334 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:19:15" (1/1) ... [2019-11-26 17:19:15,348 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:19:15,552 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:19:17,343 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:19:17,378 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:19:18,534 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:19:18,587 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:19:18,590 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:18 WrapperNode [2019-11-26 17:19:18,592 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:19:18,595 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:19:18,595 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:19:18,595 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:19:18,613 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:18" (1/1) ... [2019-11-26 17:19:18,667 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:18" (1/1) ... [2019-11-26 17:19:18,856 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:19:18,860 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:19:18,860 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:19:18,860 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:19:18,882 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:18" (1/1) ... [2019-11-26 17:19:18,884 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:18" (1/1) ... [2019-11-26 17:19:18,903 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:18" (1/1) ... [2019-11-26 17:19:18,903 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:18" (1/1) ... [2019-11-26 17:19:18,988 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:18" (1/1) ... [2019-11-26 17:19:19,048 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:18" (1/1) ... [2019-11-26 17:19:19,072 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:18" (1/1) ... [2019-11-26 17:19:19,108 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:19:19,118 INFO L168 Benchmark]: Toolchain (without parser) took 3804.46 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 943.4 MB in the end (delta: 18.3 MB). Peak memory consumption was 18.4 MB. Max. memory is 12.5 GB. [2019-11-26 17:19:19,119 INFO L168 Benchmark]: CDTParser took 0.31 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 17:19:19,123 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3282.77 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 960.6 MB in the end (delta: -4.6 MB). Peak memory consumption was 32.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:19:19,125 INFO L168 Benchmark]: Boogie Procedure Inliner took 264.70 ms. Allocated memory is still 1.0 GB. Free memory was 960.6 MB in the beginning and 949.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:19:19,130 INFO L168 Benchmark]: Boogie Preprocessor took 249.91 ms. Allocated memory is still 1.0 GB. Free memory was 949.1 MB in the beginning and 943.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:19:19,141 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 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 3282.77 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 960.6 MB in the end (delta: -4.6 MB). Peak memory consumption was 32.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 264.70 ms. Allocated memory is still 1.0 GB. Free memory was 960.6 MB in the beginning and 949.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 249.91 ms. Allocated memory is still 1.0 GB. Free memory was 949.1 MB in the beginning and 943.4 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 0.1.24-025d5a2 [2019-11-26 17:19:22,904 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:19:22,910 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:19:22,946 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:19:22,947 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:19:22,953 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:19:22,955 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:19:22,972 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:19:22,977 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:19:22,984 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:19:22,985 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:19:22,991 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:19:22,991 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:19:22,997 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:19:23,001 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:19:23,005 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:19:23,010 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:19:23,013 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:19:23,019 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:19:23,027 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:19:23,038 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:19:23,042 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:19:23,047 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:19:23,049 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:19:23,059 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:19:23,060 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:19:23,060 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:19:23,063 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:19:23,065 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:19:23,066 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:19:23,068 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:19:23,069 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:19:23,074 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:19:23,075 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:19:23,078 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:19:23,079 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:19:23,082 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:19:23,084 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:19:23,084 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:19:23,088 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:19:23,090 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:19:23,092 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:19:23,134 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:19:23,138 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:19:23,141 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:19:23,142 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:19:23,142 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:19:23,142 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:19:23,144 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:19:23,144 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:19:23,144 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:19:23,145 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:19:23,147 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:19:23,147 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:19:23,147 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:19:23,149 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:19:23,149 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:19:23,150 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:19:23,150 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:19:23,152 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:19:23,152 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:19:23,152 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:19:23,153 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:19:23,153 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:19:23,153 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:19:23,155 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:19:23,155 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:19:23,155 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:19:23,156 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:19:23,158 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:19:23,158 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:19:23,158 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:19:23,160 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 -> 6be834d6f3bdc35a586bd7557928fe71e3549aa1 [2019-11-26 17:19:23,752 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:19:23,785 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:19:23,789 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:19:23,794 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:19:23,798 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:19:23,800 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.2.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c [2019-11-26 17:19:23,959 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f0da8b3ea/fe2e38e039394e4dbf1c51e06eba2e39/FLAG8ee209876 [2019-11-26 17:19:25,251 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:19:25,253 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.2.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c [2019-11-26 17:19:25,306 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f0da8b3ea/fe2e38e039394e4dbf1c51e06eba2e39/FLAG8ee209876 [2019-11-26 17:19:25,347 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f0da8b3ea/fe2e38e039394e4dbf1c51e06eba2e39 [2019-11-26 17:19:25,358 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:19:25,360 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:19:25,365 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:19:25,366 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:19:25,372 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:19:25,378 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:19:25" (1/1) ... [2019-11-26 17:19:25,383 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@218e5f0d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:25, skipping insertion in model container [2019-11-26 17:19:25,384 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:19:25" (1/1) ... [2019-11-26 17:19:25,403 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:19:25,608 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:19:27,653 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:19:27,685 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:19:28,883 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:19:28,941 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:19:28,943 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:28 WrapperNode [2019-11-26 17:19:28,944 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:19:28,945 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:19:28,947 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:19:28,947 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:19:28,970 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:28" (1/1) ... [2019-11-26 17:19:29,061 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:28" (1/1) ... [2019-11-26 17:19:29,214 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:19:29,215 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:19:29,217 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:19:29,217 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:19:29,240 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:28" (1/1) ... [2019-11-26 17:19:29,240 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:28" (1/1) ... [2019-11-26 17:19:29,263 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:28" (1/1) ... [2019-11-26 17:19:29,265 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:28" (1/1) ... [2019-11-26 17:19:29,354 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:28" (1/1) ... [2019-11-26 17:19:29,413 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:28" (1/1) ... [2019-11-26 17:19:29,435 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:28" (1/1) ... [2019-11-26 17:19:29,466 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:19:29,478 INFO L168 Benchmark]: Toolchain (without parser) took 4110.67 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 908.9 MB in the end (delta: 51.3 MB). Peak memory consumption was 51.4 MB. Max. memory is 12.5 GB. [2019-11-26 17:19:29,479 INFO L168 Benchmark]: CDTParser took 0.96 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:19:29,482 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3579.14 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 926.1 MB in the end (delta: 28.4 MB). Peak memory consumption was 32.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:19:29,484 INFO L168 Benchmark]: Boogie Procedure Inliner took 269.80 ms. Allocated memory is still 1.0 GB. Free memory was 926.1 MB in the beginning and 914.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:19:29,489 INFO L168 Benchmark]: Boogie Preprocessor took 253.11 ms. Allocated memory is still 1.0 GB. Free memory was 914.7 MB in the beginning and 908.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:19:29,497 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.96 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 3579.14 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 926.1 MB in the end (delta: 28.4 MB). Peak memory consumption was 32.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 269.80 ms. Allocated memory is still 1.0 GB. Free memory was 926.1 MB in the beginning and 914.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 253.11 ms. Allocated memory is still 1.0 GB. Free memory was 914.7 MB in the beginning and 908.9 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...