./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.2.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.4.2.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 77f0edee0f37c8f2543ab6fcb10690fb465b79ec ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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.4.2.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 77f0edee0f37c8f2543ab6fcb10690fb465b79ec ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 10:01:54,715 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:01:54,722 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:01:54,756 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:01:54,757 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:01:54,763 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:01:54,766 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:01:54,783 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:01:54,795 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:01:54,801 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:01:54,802 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:01:54,807 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:01:54,811 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:01:54,816 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:01:54,818 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:01:54,820 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:01:54,824 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:01:54,825 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:01:54,829 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:01:54,841 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:01:54,851 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:01:54,858 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:01:54,860 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:01:54,864 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:01:54,874 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:01:54,875 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:01:54,875 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:01:54,879 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:01:54,880 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:01:54,881 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:01:54,883 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:01:54,887 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:01:54,888 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:01:54,891 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:01:54,893 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:01:54,894 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:01:54,900 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:01:54,901 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:01:54,901 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:01:54,902 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:01:54,907 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:01:54,908 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 10:01:54,949 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:01:54,951 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:01:54,954 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:01:54,956 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:01:54,956 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:01:54,956 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:01:54,957 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:01:54,958 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 10:01:54,958 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:01:54,961 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:01:54,962 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:01:54,963 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:01:54,963 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:01:54,963 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:01:54,964 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:01:54,964 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:01:54,964 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:01:54,965 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:01:54,966 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:01:54,966 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:01:54,966 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:01:54,968 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:01:54,968 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:01:54,969 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:01:54,969 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:01:54,971 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 10:01:54,971 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 10:01:54,971 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:01:54,972 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 -> 77f0edee0f37c8f2543ab6fcb10690fb465b79ec [2019-11-27 10:01:55,608 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:01:55,634 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:01:55,642 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:01:55,645 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:01:55,647 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:01:55,652 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.2.ufo.UNBOUNDED.pals.c [2019-11-27 10:01:55,806 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7aa0a3c39/86059d7217bc4c2bbf1ffbb363cf533d/FLAG2d6590be1 [2019-11-27 10:01:57,013 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:01:57,016 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.2.ufo.UNBOUNDED.pals.c [2019-11-27 10:01:57,057 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7aa0a3c39/86059d7217bc4c2bbf1ffbb363cf533d/FLAG2d6590be1 [2019-11-27 10:01:57,094 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7aa0a3c39/86059d7217bc4c2bbf1ffbb363cf533d [2019-11-27 10:01:57,102 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:01:57,106 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:01:57,112 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:01:57,113 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:01:57,119 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:01:57,123 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:01:57" (1/1) ... [2019-11-27 10:01:57,131 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1200897d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:57, skipping insertion in model container [2019-11-27 10:01:57,131 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:01:57" (1/1) ... [2019-11-27 10:01:57,152 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:01:57,270 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:01:58,277 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:01:58,315 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:01:58,579 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:01:58,619 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:01:58,627 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:58 WrapperNode [2019-11-27 10:01:58,628 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:01:58,630 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:01:58,630 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:01:58,630 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:01:58,641 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:58" (1/1) ... [2019-11-27 10:01:58,689 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:58" (1/1) ... [2019-11-27 10:01:58,818 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:01:58,821 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:01:58,821 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:01:58,822 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:01:58,843 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:58" (1/1) ... [2019-11-27 10:01:58,843 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:58" (1/1) ... [2019-11-27 10:01:58,853 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:58" (1/1) ... [2019-11-27 10:01:58,854 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:58" (1/1) ... [2019-11-27 10:01:58,925 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:58" (1/1) ... [2019-11-27 10:01:58,976 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:58" (1/1) ... [2019-11-27 10:01:58,993 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:58" (1/1) ... [2019-11-27 10:01:59,024 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:01:59,035 INFO L168 Benchmark]: Toolchain (without parser) took 1922.03 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 966.8 MB in the end (delta: 634.0 kB). Peak memory consumption was 699.6 kB. Max. memory is 12.5 GB. [2019-11-27 10:01:59,042 INFO L168 Benchmark]: CDTParser took 0.39 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 10:01:59,044 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1516.89 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 978.2 MB in the end (delta: -10.8 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:01:59,048 INFO L168 Benchmark]: Boogie Procedure Inliner took 190.99 ms. Allocated memory is still 1.0 GB. Free memory was 978.2 MB in the beginning and 972.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:01:59,055 INFO L168 Benchmark]: Boogie Preprocessor took 204.66 ms. Allocated memory is still 1.0 GB. Free memory was 972.5 MB in the beginning and 966.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:01:59,067 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 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 1516.89 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 978.2 MB in the end (delta: -10.8 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 190.99 ms. Allocated memory is still 1.0 GB. Free memory was 978.2 MB in the beginning and 972.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 204.66 ms. Allocated memory is still 1.0 GB. Free memory was 972.5 MB in the beginning and 966.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 10:02:02,933 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:02:02,940 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:02:02,973 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:02:02,974 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:02:02,977 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:02:02,978 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:02:03,007 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:02:03,012 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:02:03,017 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:02:03,022 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:02:03,025 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:02:03,026 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:02:03,034 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:02:03,036 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:02:03,041 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:02:03,043 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:02:03,046 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:02:03,053 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:02:03,055 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:02:03,067 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:02:03,076 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:02:03,077 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:02:03,082 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:02:03,091 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:02:03,092 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:02:03,092 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:02:03,097 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:02:03,098 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:02:03,099 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:02:03,101 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:02:03,102 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:02:03,104 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:02:03,107 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:02:03,114 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:02:03,114 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:02:03,116 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:02:03,116 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:02:03,116 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:02:03,121 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:02:03,123 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:02:03,124 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 10:02:03,166 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:02:03,166 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:02:03,170 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:02:03,172 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:02:03,172 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:02:03,173 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:02:03,174 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:02:03,174 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:02:03,174 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:02:03,177 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:02:03,178 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:02:03,178 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:02:03,179 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 10:02:03,179 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 10:02:03,180 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:02:03,180 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:02:03,180 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:02:03,182 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:02:03,182 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:02:03,182 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:02:03,183 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:02:03,183 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:02:03,185 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:02:03,185 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:02:03,185 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:02:03,186 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:02:03,186 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 10:02:03,188 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 10:02:03,188 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:02:03,188 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 10:02:03,190 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 -> 77f0edee0f37c8f2543ab6fcb10690fb465b79ec [2019-11-27 10:02:03,832 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:02:03,865 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:02:03,871 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:02:03,874 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:02:03,876 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:02:03,880 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.2.ufo.UNBOUNDED.pals.c [2019-11-27 10:02:04,039 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2439e4ca2/5aec33ac1100477c8c8137af157df908/FLAG0f8ea4dd9 [2019-11-27 10:02:05,287 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:02:05,288 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.2.ufo.UNBOUNDED.pals.c [2019-11-27 10:02:05,319 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2439e4ca2/5aec33ac1100477c8c8137af157df908/FLAG0f8ea4dd9 [2019-11-27 10:02:05,357 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2439e4ca2/5aec33ac1100477c8c8137af157df908 [2019-11-27 10:02:05,368 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:02:05,373 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:02:05,377 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:02:05,377 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:02:05,381 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:02:05,387 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:02:05" (1/1) ... [2019-11-27 10:02:05,395 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f9a9c64 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:05, skipping insertion in model container [2019-11-27 10:02:05,397 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:02:05" (1/1) ... [2019-11-27 10:02:05,414 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:02:05,534 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:02:06,537 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:02:06,575 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:02:06,889 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:02:06,936 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:02:06,938 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:06 WrapperNode [2019-11-27 10:02:06,938 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:02:06,939 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:02:06,939 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:02:06,940 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:02:06,952 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:06" (1/1) ... [2019-11-27 10:02:07,013 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:06" (1/1) ... [2019-11-27 10:02:07,140 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:02:07,141 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:02:07,141 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:02:07,142 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:02:07,164 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:06" (1/1) ... [2019-11-27 10:02:07,166 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:06" (1/1) ... [2019-11-27 10:02:07,181 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:06" (1/1) ... [2019-11-27 10:02:07,182 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:06" (1/1) ... [2019-11-27 10:02:07,251 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:06" (1/1) ... [2019-11-27 10:02:07,296 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:06" (1/1) ... [2019-11-27 10:02:07,321 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:06" (1/1) ... [2019-11-27 10:02:07,345 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:02:07,356 INFO L168 Benchmark]: Toolchain (without parser) took 1981.06 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 966.9 MB in the end (delta: 474.7 kB). Peak memory consumption was 540.3 kB. Max. memory is 12.5 GB. [2019-11-27 10:02:07,363 INFO L168 Benchmark]: CDTParser took 0.53 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 10:02:07,367 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1561.47 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 972.7 MB in the end (delta: -5.3 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-27 10:02:07,368 INFO L168 Benchmark]: Boogie Procedure Inliner took 201.72 ms. Allocated memory is still 1.0 GB. Free memory is still 972.7 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:02:07,373 INFO L168 Benchmark]: Boogie Preprocessor took 209.60 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. [2019-11-27 10:02:07,381 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.53 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 1561.47 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 972.7 MB in the end (delta: -5.3 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 201.72 ms. Allocated memory is still 1.0 GB. Free memory is still 972.7 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 209.60 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...