./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.3.ufo.UNBOUNDED.pals.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/pals_opt-floodmax.4.3.ufo.UNBOUNDED.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 185b9307fbc495027d5e0a407f0e1230207491e4 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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.4.3.ufo.UNBOUNDED.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 185b9307fbc495027d5e0a407f0e1230207491e4 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 17:14:14,180 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:14:14,185 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:14:14,209 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:14:14,209 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:14:14,212 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:14:14,215 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:14:14,227 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:14:14,232 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:14:14,237 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:14:14,238 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:14:14,245 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:14:14,245 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:14:14,247 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:14:14,248 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:14:14,250 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:14:14,253 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:14:14,254 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:14:14,256 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:14:14,262 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:14:14,267 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:14:14,272 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:14:14,274 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:14:14,277 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:14:14,283 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:14:14,283 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:14:14,284 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:14:14,285 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:14:14,288 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:14:14,289 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:14:14,289 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:14:14,290 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:14:14,293 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:14:14,295 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:14:14,296 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:14:14,296 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:14:14,298 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:14:14,299 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:14:14,299 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:14:14,303 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:14:14,306 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:14:14,306 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:14:14,333 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:14:14,333 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:14:14,337 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:14:14,337 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:14:14,338 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:14:14,339 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:14:14,339 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:14:14,339 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:14:14,339 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:14:14,340 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:14:14,341 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:14:14,342 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:14:14,342 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:14:14,342 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:14:14,344 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:14:14,344 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:14:14,344 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:14:14,344 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:14:14,345 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:14:14,346 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:14:14,346 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:14:14,346 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:14:14,346 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:14:14,349 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:14:14,349 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:14:14,349 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:14:14,349 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:14:14,350 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:14:14,350 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 -> 185b9307fbc495027d5e0a407f0e1230207491e4 [2019-11-26 17:14:14,807 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:14:14,822 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:14:14,828 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:14:14,829 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:14:14,831 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:14:14,832 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.3.ufo.UNBOUNDED.pals.c [2019-11-26 17:14:14,940 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e5a3d0575/841d858a57a048ce86d024f2d0c12f44/FLAG217480e8c [2019-11-26 17:14:15,797 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:14:15,802 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.3.ufo.UNBOUNDED.pals.c [2019-11-26 17:14:15,827 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e5a3d0575/841d858a57a048ce86d024f2d0c12f44/FLAG217480e8c [2019-11-26 17:14:15,950 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e5a3d0575/841d858a57a048ce86d024f2d0c12f44 [2019-11-26 17:14:15,956 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:14:15,959 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:14:15,962 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:14:15,964 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:14:15,971 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:14:15,972 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:14:15" (1/1) ... [2019-11-26 17:14:15,977 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6628c258 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:15, skipping insertion in model container [2019-11-26 17:14:15,977 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:14:15" (1/1) ... [2019-11-26 17:14:15,993 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:14:16,070 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:14:16,711 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:14:16,726 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:14:16,897 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:14:16,928 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:14:16,929 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:16 WrapperNode [2019-11-26 17:14:16,930 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:14:16,935 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:14:16,936 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:14:16,936 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:14:16,943 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:16" (1/1) ... [2019-11-26 17:14:16,979 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:16" (1/1) ... [2019-11-26 17:14:17,057 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:14:17,059 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:14:17,059 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:14:17,061 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:14:17,070 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:16" (1/1) ... [2019-11-26 17:14:17,070 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:16" (1/1) ... [2019-11-26 17:14:17,077 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:16" (1/1) ... [2019-11-26 17:14:17,077 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:16" (1/1) ... [2019-11-26 17:14:17,123 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:16" (1/1) ... [2019-11-26 17:14:17,159 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:16" (1/1) ... [2019-11-26 17:14:17,174 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:16" (1/1) ... [2019-11-26 17:14:17,191 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:14:17,199 INFO L168 Benchmark]: Toolchain (without parser) took 1239.33 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 966.9 MB in the end (delta: -6.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:14:17,205 INFO L168 Benchmark]: CDTParser took 1.60 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 17:14:17,206 INFO L168 Benchmark]: CACSL2BoogieTranslator took 968.90 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 978.4 MB in the end (delta: -18.1 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-26 17:14:17,209 INFO L168 Benchmark]: Boogie Procedure Inliner took 123.15 ms. Allocated memory is still 1.0 GB. Free memory was 978.4 MB in the beginning and 972.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:14:17,215 INFO L168 Benchmark]: Boogie Preprocessor took 137.21 ms. Allocated memory is still 1.0 GB. Free memory was 972.7 MB in the beginning and 966.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:14:17,221 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.60 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 968.90 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 978.4 MB in the end (delta: -18.1 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 123.15 ms. Allocated memory is still 1.0 GB. Free memory was 978.4 MB in the beginning and 972.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 137.21 ms. Allocated memory is still 1.0 GB. Free memory was 972.7 MB in the beginning and 966.9 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... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:14:19,918 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:14:19,923 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:14:19,946 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:14:19,947 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:14:19,948 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:14:19,951 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:14:19,964 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:14:19,970 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:14:19,973 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:14:19,974 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:14:19,979 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:14:19,979 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:14:19,985 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:14:19,986 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:14:19,988 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:14:19,989 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:14:19,990 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:14:19,991 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:14:19,998 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:14:20,002 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:14:20,009 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:14:20,010 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:14:20,012 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:14:20,017 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:14:20,018 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:14:20,018 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:14:20,020 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:14:20,021 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:14:20,022 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:14:20,025 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:14:20,026 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:14:20,026 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:14:20,030 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:14:20,031 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:14:20,032 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:14:20,032 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:14:20,033 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:14:20,033 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:14:20,034 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:14:20,036 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:14:20,038 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:14:20,064 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:14:20,066 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:14:20,068 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:14:20,069 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:14:20,069 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:14:20,069 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:14:20,071 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:14:20,071 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:14:20,071 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:14:20,071 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:14:20,072 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:14:20,072 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:14:20,074 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:14:20,074 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:14:20,074 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:14:20,074 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:14:20,075 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:14:20,075 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:14:20,075 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:14:20,077 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:14:20,077 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:14:20,077 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:14:20,077 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:14:20,078 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:14:20,078 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:14:20,078 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:14:20,078 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:14:20,080 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:14:20,080 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:14:20,080 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:14:20,081 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 -> 185b9307fbc495027d5e0a407f0e1230207491e4 [2019-11-26 17:14:20,472 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:14:20,488 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:14:20,494 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:14:20,499 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:14:20,499 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:14:20,501 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.3.ufo.UNBOUNDED.pals.c [2019-11-26 17:14:20,600 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e2b13ca5d/27141b286e6f4018aece1d28ad79c8b5/FLAG9e4336c90 [2019-11-26 17:14:21,442 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:14:21,443 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.3.ufo.UNBOUNDED.pals.c [2019-11-26 17:14:21,469 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e2b13ca5d/27141b286e6f4018aece1d28ad79c8b5/FLAG9e4336c90 [2019-11-26 17:14:21,637 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e2b13ca5d/27141b286e6f4018aece1d28ad79c8b5 [2019-11-26 17:14:21,644 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:14:21,646 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:14:21,654 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:14:21,655 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:14:21,661 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:14:21,662 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:14:21" (1/1) ... [2019-11-26 17:14:21,668 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29715357 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:21, skipping insertion in model container [2019-11-26 17:14:21,669 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:14:21" (1/1) ... [2019-11-26 17:14:21,684 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:14:21,762 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:14:22,452 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:14:22,473 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:14:22,670 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:14:22,694 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:14:22,695 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:22 WrapperNode [2019-11-26 17:14:22,695 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:14:22,696 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:14:22,696 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:14:22,697 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:14:22,704 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:22" (1/1) ... [2019-11-26 17:14:22,739 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:22" (1/1) ... [2019-11-26 17:14:22,812 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:14:22,815 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:14:22,818 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:14:22,818 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:14:22,826 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:22" (1/1) ... [2019-11-26 17:14:22,827 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:22" (1/1) ... [2019-11-26 17:14:22,843 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:22" (1/1) ... [2019-11-26 17:14:22,843 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:22" (1/1) ... [2019-11-26 17:14:22,889 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:22" (1/1) ... [2019-11-26 17:14:22,929 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:22" (1/1) ... [2019-11-26 17:14:22,938 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:22" (1/1) ... [2019-11-26 17:14:22,964 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:14:22,972 INFO L168 Benchmark]: Toolchain (without parser) took 1320.58 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 962.6 MB in the end (delta: -947.4 kB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:14:22,973 INFO L168 Benchmark]: CDTParser took 0.23 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 17:14:22,973 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1041.54 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 974.1 MB in the end (delta: -12.4 MB). Peak memory consumption was 22.0 MB. Max. memory is 12.5 GB. [2019-11-26 17:14:22,975 INFO L168 Benchmark]: Boogie Procedure Inliner took 118.60 ms. Allocated memory is still 1.0 GB. Free memory was 974.1 MB in the beginning and 968.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:14:22,980 INFO L168 Benchmark]: Boogie Preprocessor took 149.40 ms. Allocated memory is still 1.0 GB. Free memory was 968.4 MB in the beginning and 962.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:14:22,990 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 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 1041.54 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 974.1 MB in the end (delta: -12.4 MB). Peak memory consumption was 22.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 118.60 ms. Allocated memory is still 1.0 GB. Free memory was 974.1 MB in the beginning and 968.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 149.40 ms. Allocated memory is still 1.0 GB. Free memory was 968.4 MB in the beginning and 962.6 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...