./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.1.ufo.UNBOUNDED.pals.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.1.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 43cd71b348cb3d2fef0aaed821f84af3772b4847 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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.4.1.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 43cd71b348cb3d2fef0aaed821f84af3772b4847 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 10:01:50,791 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:01:50,796 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:01:50,829 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:01:50,830 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:01:50,837 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:01:50,841 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:01:50,857 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:01:50,862 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:01:50,866 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:01:50,868 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:01:50,874 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:01:50,875 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:01:50,882 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:01:50,884 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:01:50,886 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:01:50,890 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:01:50,893 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:01:50,899 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:01:50,906 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:01:50,915 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:01:50,920 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:01:50,924 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:01:50,926 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:01:50,934 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:01:50,936 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:01:50,936 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:01:50,940 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:01:50,941 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:01:50,947 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:01:50,947 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:01:50,948 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:01:50,949 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:01:50,953 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:01:50,954 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:01:50,957 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:01:50,958 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:01:50,958 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:01:50,959 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:01:50,962 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:01:50,964 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:01:50,967 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 10:01:51,006 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:01:51,006 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:01:51,011 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:01:51,013 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:01:51,013 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:01:51,014 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:01:51,014 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:01:51,014 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 10:01:51,016 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:01:51,016 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:01:51,017 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:01:51,019 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:01:51,019 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:01:51,020 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:01:51,020 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:01:51,022 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:01:51,022 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:01:51,022 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:01:51,023 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:01:51,023 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:01:51,025 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:01:51,025 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:01:51,025 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:01:51,026 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:01:51,026 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:01:51,028 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 10:01:51,028 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 10:01:51,028 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:01:51,029 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 -> 43cd71b348cb3d2fef0aaed821f84af3772b4847 [2019-11-27 10:01:51,599 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:01:51,625 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:01:51,632 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:01:51,638 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:01:51,639 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:01:51,641 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.1.ufo.UNBOUNDED.pals.c [2019-11-27 10:01:51,811 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/44ea034fc/1e0a2fb6536f46d4b894201ac93fcb39/FLAG452f6e1c5 [2019-11-27 10:01:53,002 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:01:53,010 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.1.ufo.UNBOUNDED.pals.c [2019-11-27 10:01:53,053 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/44ea034fc/1e0a2fb6536f46d4b894201ac93fcb39/FLAG452f6e1c5 [2019-11-27 10:01:53,506 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/44ea034fc/1e0a2fb6536f46d4b894201ac93fcb39 [2019-11-27 10:01:53,510 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:01:53,512 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:01:53,522 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:01:53,522 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:01:53,526 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:01:53,528 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:01:53" (1/1) ... [2019-11-27 10:01:53,544 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7694153d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:53, skipping insertion in model container [2019-11-27 10:01:53,544 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:01:53" (1/1) ... [2019-11-27 10:01:53,563 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:01:53,682 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:01:54,581 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:01:54,607 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:01:54,832 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:01:54,874 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:01:54,882 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:54 WrapperNode [2019-11-27 10:01:54,883 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:01:54,884 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:01:54,884 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:01:54,885 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:01:54,897 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:54" (1/1) ... [2019-11-27 10:01:54,938 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:54" (1/1) ... [2019-11-27 10:01:55,064 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:01:55,065 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:01:55,065 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:01:55,066 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:01:55,090 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:54" (1/1) ... [2019-11-27 10:01:55,091 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:54" (1/1) ... [2019-11-27 10:01:55,101 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:54" (1/1) ... [2019-11-27 10:01:55,103 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:54" (1/1) ... [2019-11-27 10:01:55,163 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:54" (1/1) ... [2019-11-27 10:01:55,219 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:54" (1/1) ... [2019-11-27 10:01:55,232 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:54" (1/1) ... [2019-11-27 10:01:55,258 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:01:55,268 INFO L168 Benchmark]: Toolchain (without parser) took 1748.94 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 968.3 MB in the end (delta: -2.3 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:01:55,269 INFO L168 Benchmark]: CDTParser took 2.31 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. [2019-11-27 10:01:55,273 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1361.92 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 979.7 MB in the end (delta: -13.7 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:01:55,277 INFO L168 Benchmark]: Boogie Procedure Inliner took 180.79 ms. Allocated memory is still 1.0 GB. Free memory was 979.7 MB in the beginning and 974.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:01:55,280 INFO L168 Benchmark]: Boogie Preprocessor took 193.06 ms. Allocated memory is still 1.0 GB. Free memory was 974.0 MB in the beginning and 968.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:01:55,292 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.31 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 1361.92 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 979.7 MB in the end (delta: -13.7 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 180.79 ms. Allocated memory is still 1.0 GB. Free memory was 979.7 MB in the beginning and 974.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 193.06 ms. Allocated memory is still 1.0 GB. Free memory was 974.0 MB in the beginning and 968.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 10:01:59,257 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:01:59,260 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:01:59,285 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:01:59,287 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:01:59,299 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:01:59,304 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:01:59,320 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:01:59,324 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:01:59,331 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:01:59,333 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:01:59,337 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:01:59,339 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:01:59,345 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:01:59,349 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:01:59,353 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:01:59,358 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:01:59,361 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:01:59,366 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:01:59,375 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:01:59,385 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:01:59,390 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:01:59,392 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:01:59,397 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:01:59,404 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:01:59,404 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:01:59,405 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:01:59,410 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:01:59,411 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:01:59,412 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:01:59,414 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:01:59,415 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:01:59,417 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:01:59,420 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:01:59,425 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:01:59,426 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:01:59,430 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:01:59,431 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:01:59,431 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:01:59,433 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:01:59,437 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:01:59,438 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 10:01:59,476 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:01:59,478 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:01:59,480 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:01:59,483 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:01:59,483 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:01:59,483 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:01:59,484 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:01:59,484 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:01:59,484 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:01:59,486 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:01:59,487 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:01:59,487 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:01:59,489 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 10:01:59,489 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 10:01:59,490 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:01:59,490 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:01:59,490 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:01:59,492 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:01:59,493 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:01:59,493 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:01:59,493 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:01:59,494 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:01:59,494 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:01:59,494 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:01:59,496 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:01:59,496 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:01:59,496 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 10:01:59,497 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 10:01:59,499 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:01:59,499 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 10:01:59,500 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 -> 43cd71b348cb3d2fef0aaed821f84af3772b4847 [2019-11-27 10:02:00,117 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:02:00,147 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:02:00,150 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:02:00,156 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:02:00,159 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:02:00,161 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.1.ufo.UNBOUNDED.pals.c [2019-11-27 10:02:00,312 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/51cd64b89/51d48085ba3e4b429f88ab69a111449b/FLAG2437f394f [2019-11-27 10:02:01,510 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:02:01,511 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.1.ufo.UNBOUNDED.pals.c [2019-11-27 10:02:01,553 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/51cd64b89/51d48085ba3e4b429f88ab69a111449b/FLAG2437f394f [2019-11-27 10:02:02,000 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/51cd64b89/51d48085ba3e4b429f88ab69a111449b [2019-11-27 10:02:02,007 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:02:02,009 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:02:02,020 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:02:02,022 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:02:02,030 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:02:02,031 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:02:02" (1/1) ... [2019-11-27 10:02:02,037 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7694153d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:02, skipping insertion in model container [2019-11-27 10:02:02,037 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:02:02" (1/1) ... [2019-11-27 10:02:02,047 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:02:02,177 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:02:03,162 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:02:03,183 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:02:03,456 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:02:03,520 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:02:03,521 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:03 WrapperNode [2019-11-27 10:02:03,521 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:02:03,522 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:02:03,523 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:02:03,523 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:02:03,536 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:03" (1/1) ... [2019-11-27 10:02:03,597 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:03" (1/1) ... [2019-11-27 10:02:03,727 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:02:03,727 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:02:03,729 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:02:03,729 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:02:03,747 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:03" (1/1) ... [2019-11-27 10:02:03,747 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:03" (1/1) ... [2019-11-27 10:02:03,766 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:03" (1/1) ... [2019-11-27 10:02:03,770 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:03" (1/1) ... [2019-11-27 10:02:03,832 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:03" (1/1) ... [2019-11-27 10:02:03,885 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:03" (1/1) ... [2019-11-27 10:02:03,899 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:03" (1/1) ... [2019-11-27 10:02:03,925 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:02:03,933 INFO L168 Benchmark]: Toolchain (without parser) took 1919.54 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 968.4 MB in the end (delta: -939.6 kB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:02:03,934 INFO L168 Benchmark]: CDTParser took 3.06 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. [2019-11-27 10:02:03,939 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1501.75 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 974.1 MB in the end (delta: -6.7 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-27 10:02:03,940 INFO L168 Benchmark]: Boogie Procedure Inliner took 204.82 ms. Allocated memory is still 1.0 GB. Free memory is still 974.1 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:02:03,942 INFO L168 Benchmark]: Boogie Preprocessor took 198.53 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. [2019-11-27 10:02:03,954 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.06 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 1501.75 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 974.1 MB in the end (delta: -6.7 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 204.82 ms. Allocated memory is still 1.0 GB. Free memory is still 974.1 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 198.53 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. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...