./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.5.4.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.5.4.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 a585ad0bd867af27f4702b2a3b0424306c28b853 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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.5.4.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 a585ad0bd867af27f4702b2a3b0424306c28b853 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 10:01:59,845 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:01:59,855 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:01:59,889 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:01:59,893 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:01:59,896 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:01:59,899 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:01:59,918 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:01:59,923 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:01:59,929 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:01:59,931 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:01:59,936 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:01:59,939 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:01:59,943 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:01:59,946 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:01:59,951 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:01:59,955 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:01:59,958 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:01:59,965 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:01:59,971 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:01:59,980 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:01:59,988 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:01:59,990 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:01:59,995 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:02:00,004 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:02:00,005 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:02:00,005 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:02:00,008 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:02:00,011 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:02:00,013 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:02:00,016 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:02:00,019 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:02:00,020 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:02:00,023 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:02:00,027 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:02:00,028 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:02:00,029 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:02:00,030 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:02:00,033 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:02:00,035 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:02:00,036 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:02:00,038 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 10:02:00,079 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:02:00,080 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:02:00,085 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:02:00,086 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:02:00,088 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:02:00,088 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:02:00,089 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:02:00,089 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 10:02:00,091 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:02:00,091 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:02:00,092 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:02:00,093 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:02:00,093 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:02:00,095 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:02:00,096 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:02:00,096 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:02:00,096 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:02:00,097 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:02:00,100 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:02:00,100 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:02:00,100 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:02:00,101 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:02:00,101 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:02:00,101 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:02:00,102 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:02:00,102 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 10:02:00,102 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 10:02:00,103 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:02:00,105 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 -> a585ad0bd867af27f4702b2a3b0424306c28b853 [2019-11-27 10:02:00,695 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:02:00,727 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:02:00,734 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:02:00,736 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:02:00,739 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:02:00,740 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.5.4.ufo.UNBOUNDED.pals.c [2019-11-27 10:02:00,903 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/471c81320/3c8352527ace4302b12e90f03827efcc/FLAG66ea5089b [2019-11-27 10:02:02,319 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:02:02,324 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.5.4.ufo.UNBOUNDED.pals.c [2019-11-27 10:02:02,388 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/471c81320/3c8352527ace4302b12e90f03827efcc/FLAG66ea5089b [2019-11-27 10:02:02,420 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/471c81320/3c8352527ace4302b12e90f03827efcc [2019-11-27 10:02:02,425 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:02:02,428 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:02:02,439 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:02:02,440 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:02:02,450 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:02:02,452 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:02:02" (1/1) ... [2019-11-27 10:02:02,459 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@157d9c54 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 10:02:02,465 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:02:02" (1/1) ... [2019-11-27 10:02:02,475 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:02:02,638 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:02:03,864 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:02:03,895 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:02:04,195 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:02:04,252 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:02:04,267 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:04 WrapperNode [2019-11-27 10:02:04,268 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:02:04,269 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:02:04,270 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:02:04,270 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:02:04,288 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:04" (1/1) ... [2019-11-27 10:02:04,351 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:04" (1/1) ... [2019-11-27 10:02:04,526 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:02:04,527 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:02:04,528 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:02:04,529 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:02:04,552 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:04" (1/1) ... [2019-11-27 10:02:04,554 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:04" (1/1) ... [2019-11-27 10:02:04,577 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:04" (1/1) ... [2019-11-27 10:02:04,578 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:04" (1/1) ... [2019-11-27 10:02:04,661 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:04" (1/1) ... [2019-11-27 10:02:04,769 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:04" (1/1) ... [2019-11-27 10:02:04,789 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:04" (1/1) ... [2019-11-27 10:02:04,831 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:02:04,843 INFO L168 Benchmark]: Toolchain (without parser) took 2408.41 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 939.1 MB in the end (delta: 22.6 MB). Peak memory consumption was 22.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:02:04,844 INFO L168 Benchmark]: CDTParser took 0.51 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. [2019-11-27 10:02:04,848 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1829.62 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 956.3 MB in the end (delta: 5.4 MB). Peak memory consumption was 32.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:02:04,851 INFO L168 Benchmark]: Boogie Procedure Inliner took 257.89 ms. Allocated memory is still 1.0 GB. Free memory was 956.3 MB in the beginning and 950.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:02:04,855 INFO L168 Benchmark]: Boogie Preprocessor took 305.25 ms. Allocated memory is still 1.0 GB. Free memory was 950.5 MB in the beginning and 939.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 10:02:04,865 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.51 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 1829.62 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 956.3 MB in the end (delta: 5.4 MB). Peak memory consumption was 32.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 257.89 ms. Allocated memory is still 1.0 GB. Free memory was 956.3 MB in the beginning and 950.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 305.25 ms. Allocated memory is still 1.0 GB. Free memory was 950.5 MB in the beginning and 939.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 10:02:08,860 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:02:08,867 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:02:08,903 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:02:08,906 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:02:08,909 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:02:08,914 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:02:08,936 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:02:08,942 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:02:08,944 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:02:08,949 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:02:08,952 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:02:08,956 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:02:08,960 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:02:08,964 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:02:08,971 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:02:08,973 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:02:08,977 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:02:08,984 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:02:08,992 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:02:09,001 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:02:09,006 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:02:09,010 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:02:09,016 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:02:09,023 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:02:09,025 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:02:09,025 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:02:09,029 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:02:09,030 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:02:09,037 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:02:09,038 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:02:09,039 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:02:09,042 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:02:09,045 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:02:09,049 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:02:09,050 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:02:09,051 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:02:09,054 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:02:09,054 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:02:09,059 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:02:09,061 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:02:09,062 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 10:02:09,106 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:02:09,106 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:02:09,112 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:02:09,113 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:02:09,113 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:02:09,113 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:02:09,114 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:02:09,114 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:02:09,116 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:02:09,116 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:02:09,117 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:02:09,118 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:02:09,118 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 10:02:09,119 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 10:02:09,121 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:02:09,121 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:02:09,121 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:02:09,122 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:02:09,122 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:02:09,122 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:02:09,123 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:02:09,126 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:02:09,126 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:02:09,126 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:02:09,127 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:02:09,127 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:02:09,127 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 10:02:09,127 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 10:02:09,128 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:02:09,128 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 10:02:09,129 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 -> a585ad0bd867af27f4702b2a3b0424306c28b853 [2019-11-27 10:02:09,723 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:02:09,760 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:02:09,768 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:02:09,770 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:02:09,771 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:02:09,774 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.5.4.ufo.UNBOUNDED.pals.c [2019-11-27 10:02:09,933 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/56d7b70e5/ff99a146df7b4234855bb13b4b29be85/FLAGfb7041ba7 [2019-11-27 10:02:11,331 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:02:11,335 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.5.4.ufo.UNBOUNDED.pals.c [2019-11-27 10:02:11,404 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/56d7b70e5/ff99a146df7b4234855bb13b4b29be85/FLAGfb7041ba7 [2019-11-27 10:02:11,431 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/56d7b70e5/ff99a146df7b4234855bb13b4b29be85 [2019-11-27 10:02:11,437 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:02:11,441 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:02:11,461 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:02:11,462 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:02:11,473 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:02:11,475 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:02:11" (1/1) ... [2019-11-27 10:02:11,482 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7241e323 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:11, skipping insertion in model container [2019-11-27 10:02:11,483 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:02:11" (1/1) ... [2019-11-27 10:02:11,505 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:02:11,671 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:02:12,976 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:02:13,011 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:02:13,398 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:02:13,455 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:02:13,456 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:13 WrapperNode [2019-11-27 10:02:13,456 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:02:13,460 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:02:13,460 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:02:13,460 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:02:13,480 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:13" (1/1) ... [2019-11-27 10:02:13,562 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:13" (1/1) ... [2019-11-27 10:02:13,728 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:02:13,730 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:02:13,730 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:02:13,732 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:02:13,758 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:13" (1/1) ... [2019-11-27 10:02:13,759 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:13" (1/1) ... [2019-11-27 10:02:13,793 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:13" (1/1) ... [2019-11-27 10:02:13,794 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:13" (1/1) ... [2019-11-27 10:02:13,886 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:13" (1/1) ... [2019-11-27 10:02:13,986 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:13" (1/1) ... [2019-11-27 10:02:14,009 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:02:13" (1/1) ... [2019-11-27 10:02:14,048 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:02:14,060 INFO L168 Benchmark]: Toolchain (without parser) took 2615.29 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 939.3 MB in the end (delta: 22.4 MB). Peak memory consumption was 22.5 MB. Max. memory is 12.5 GB. [2019-11-27 10:02:14,061 INFO L168 Benchmark]: CDTParser took 0.46 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. [2019-11-27 10:02:14,064 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1997.93 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 956.5 MB in the end (delta: 5.2 MB). Peak memory consumption was 32.5 MB. Max. memory is 12.5 GB. [2019-11-27 10:02:14,067 INFO L168 Benchmark]: Boogie Procedure Inliner took 269.71 ms. Allocated memory is still 1.0 GB. Free memory was 956.5 MB in the beginning and 945.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 10:02:14,071 INFO L168 Benchmark]: Boogie Preprocessor took 323.93 ms. Allocated memory is still 1.0 GB. Free memory was 945.0 MB in the beginning and 939.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:02:14,082 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.46 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 1997.93 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 956.5 MB in the end (delta: 5.2 MB). Peak memory consumption was 32.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 269.71 ms. Allocated memory is still 1.0 GB. Free memory was 956.5 MB in the beginning and 945.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 323.93 ms. Allocated memory is still 1.0 GB. Free memory was 945.0 MB in the beginning and 939.3 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...