./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 08c67ecff0254804e2807eae74888d9e1697632e ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 08c67ecff0254804e2807eae74888d9e1697632e ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:18:52,809 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:18:52,815 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:18:52,847 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:18:52,849 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:18:52,852 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:18:52,859 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:18:52,873 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:18:52,876 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:18:52,883 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:18:52,884 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:18:52,889 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:18:52,893 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:18:52,897 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:18:52,902 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:18:52,907 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:18:52,909 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:18:52,917 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:18:52,920 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:18:52,930 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:18:52,939 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:18:52,945 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:18:52,948 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:18:52,951 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:18:52,958 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:18:52,960 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:18:52,960 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:18:52,963 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:18:52,965 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:18:52,966 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:18:52,968 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:18:52,969 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:18:52,971 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:18:52,974 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:18:52,977 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:18:52,978 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:18:52,980 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:18:52,981 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:18:52,981 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:18:52,984 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:18:52,986 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:18:52,989 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:18:53,025 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:18:53,026 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:18:53,031 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:18:53,032 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:18:53,032 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:18:53,033 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:18:53,033 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:18:53,035 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:18:53,035 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:18:53,035 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:18:53,036 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:18:53,037 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:18:53,037 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:18:53,038 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:18:53,040 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:18:53,040 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:18:53,040 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:18:53,041 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:18:53,041 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:18:53,041 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:18:53,041 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:18:53,043 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:18:53,043 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:18:53,043 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:18:53,045 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:18:53,045 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:18:53,045 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:18:53,045 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:18:53,046 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 -> 08c67ecff0254804e2807eae74888d9e1697632e [2019-11-26 17:18:53,581 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:18:53,610 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:18:53,616 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:18:53,621 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:18:53,623 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:18:53,624 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-26 17:18:53,781 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a175c6294/aa6d0f0d38cd4563b010fc8a37703118/FLAG1cc5adfff [2019-11-26 17:18:55,004 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:18:55,005 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-26 17:18:55,045 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a175c6294/aa6d0f0d38cd4563b010fc8a37703118/FLAG1cc5adfff [2019-11-26 17:18:55,085 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a175c6294/aa6d0f0d38cd4563b010fc8a37703118 [2019-11-26 17:18:55,093 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:18:55,097 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:18:55,103 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:18:55,104 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:18:55,110 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:18:55,115 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:18:55" (1/1) ... [2019-11-26 17:18:55,123 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@766a10f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:55, skipping insertion in model container [2019-11-26 17:18:55,124 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:18:55" (1/1) ... [2019-11-26 17:18:55,144 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:18:55,280 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:18:56,417 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:18:56,464 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:18:56,831 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:18:56,885 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:18:56,886 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:56 WrapperNode [2019-11-26 17:18:56,889 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:18:56,890 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:18:56,892 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:18:56,892 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:18:56,914 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:56" (1/1) ... [2019-11-26 17:18:56,968 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:56" (1/1) ... [2019-11-26 17:18:57,133 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:18:57,138 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:18:57,138 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:18:57,140 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:18:57,169 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:56" (1/1) ... [2019-11-26 17:18:57,172 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:56" (1/1) ... [2019-11-26 17:18:57,184 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:56" (1/1) ... [2019-11-26 17:18:57,185 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:56" (1/1) ... [2019-11-26 17:18:57,241 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:56" (1/1) ... [2019-11-26 17:18:57,285 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:56" (1/1) ... [2019-11-26 17:18:57,299 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:56" (1/1) ... [2019-11-26 17:18:57,326 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:18:57,332 INFO L168 Benchmark]: Toolchain (without parser) took 2235.00 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 962.1 MB in the end (delta: -375.3 kB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:18:57,341 INFO L168 Benchmark]: CDTParser took 1.38 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:18:57,343 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1786.28 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 973.5 MB in the end (delta: -11.8 MB). Peak memory consumption was 26.9 MB. Max. memory is 12.5 GB. [2019-11-26 17:18:57,344 INFO L168 Benchmark]: Boogie Procedure Inliner took 247.19 ms. Allocated memory is still 1.0 GB. Free memory was 973.5 MB in the beginning and 967.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:18:57,348 INFO L168 Benchmark]: Boogie Preprocessor took 188.50 ms. Allocated memory is still 1.0 GB. Free memory was 967.8 MB in the beginning and 962.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:18:57,357 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.38 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 1786.28 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 973.5 MB in the end (delta: -11.8 MB). Peak memory consumption was 26.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 247.19 ms. Allocated memory is still 1.0 GB. Free memory was 973.5 MB in the beginning and 967.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 188.50 ms. Allocated memory is still 1.0 GB. Free memory was 967.8 MB in the beginning and 962.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:19:01,024 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:19:01,030 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:19:01,062 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:19:01,065 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:19:01,067 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:19:01,081 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:19:01,086 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:19:01,101 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:19:01,106 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:19:01,107 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:19:01,112 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:19:01,116 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:19:01,121 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:19:01,125 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:19:01,128 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:19:01,131 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:19:01,136 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:19:01,142 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:19:01,153 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:19:01,158 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:19:01,163 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:19:01,167 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:19:01,172 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:19:01,179 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:19:01,181 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:19:01,181 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:19:01,185 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:19:01,186 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:19:01,187 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:19:01,190 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:19:01,191 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:19:01,193 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:19:01,196 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:19:01,199 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:19:01,200 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:19:01,202 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:19:01,203 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:19:01,203 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:19:01,207 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:19:01,209 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:19:01,210 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:19:01,250 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:19:01,251 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:19:01,258 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:19:01,259 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:19:01,259 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:19:01,259 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:19:01,260 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:19:01,260 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:19:01,260 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:19:01,261 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:19:01,263 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:19:01,265 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:19:01,265 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:19:01,266 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:19:01,266 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:19:01,266 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:19:01,267 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:19:01,268 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:19:01,268 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:19:01,270 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:19:01,270 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:19:01,270 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:19:01,271 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:19:01,271 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:19:01,273 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:19:01,273 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:19:01,273 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:19:01,274 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:19:01,274 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:19:01,274 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:19:01,277 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 -> 08c67ecff0254804e2807eae74888d9e1697632e [2019-11-26 17:19:01,809 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:19:01,837 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:19:01,846 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:19:01,849 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:19:01,851 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:19:01,853 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-26 17:19:01,991 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c0ff0e972/a5a36c63d02c404d996c0c496f01807c/FLAG6626ef220 [2019-11-26 17:19:03,164 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:19:03,165 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-26 17:19:03,198 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c0ff0e972/a5a36c63d02c404d996c0c496f01807c/FLAG6626ef220 [2019-11-26 17:19:03,626 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c0ff0e972/a5a36c63d02c404d996c0c496f01807c [2019-11-26 17:19:03,640 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:19:03,643 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:19:03,648 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:19:03,649 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:19:03,658 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:19:03,659 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:19:03" (1/1) ... [2019-11-26 17:19:03,666 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6bcb722f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:03, skipping insertion in model container [2019-11-26 17:19:03,667 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:19:03" (1/1) ... [2019-11-26 17:19:03,687 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:19:03,826 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:19:05,138 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:19:05,168 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:19:06,025 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:19:06,078 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:19:06,080 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:06 WrapperNode [2019-11-26 17:19:06,080 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:19:06,083 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:19:06,084 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:19:06,084 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:19:06,106 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:06" (1/1) ... [2019-11-26 17:19:06,170 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:06" (1/1) ... [2019-11-26 17:19:06,327 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:19:06,330 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:19:06,330 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:19:06,332 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:19:06,365 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:06" (1/1) ... [2019-11-26 17:19:06,368 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:06" (1/1) ... [2019-11-26 17:19:06,380 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:06" (1/1) ... [2019-11-26 17:19:06,381 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:06" (1/1) ... [2019-11-26 17:19:06,458 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:06" (1/1) ... [2019-11-26 17:19:06,500 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:06" (1/1) ... [2019-11-26 17:19:06,523 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:06" (1/1) ... [2019-11-26 17:19:06,543 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:19:06,561 INFO L168 Benchmark]: Toolchain (without parser) took 2907.08 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 950.5 MB in the end (delta: 16.9 MB). Peak memory consumption was 17.0 MB. Max. memory is 12.5 GB. [2019-11-26 17:19:06,565 INFO L168 Benchmark]: CDTParser took 0.88 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. [2019-11-26 17:19:06,567 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2434.69 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 961.9 MB in the end (delta: 5.5 MB). Peak memory consumption was 32.8 MB. Max. memory is 12.5 GB. [2019-11-26 17:19:06,568 INFO L168 Benchmark]: Boogie Procedure Inliner took 246.23 ms. Allocated memory is still 1.0 GB. Free memory was 961.9 MB in the beginning and 956.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:19:06,572 INFO L168 Benchmark]: Boogie Preprocessor took 217.62 ms. Allocated memory is still 1.0 GB. Free memory is still 956.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:19:06,584 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.88 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 2434.69 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 961.9 MB in the end (delta: 5.5 MB). Peak memory consumption was 32.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 246.23 ms. Allocated memory is still 1.0 GB. Free memory was 961.9 MB in the beginning and 956.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 217.62 ms. Allocated memory is still 1.0 GB. Free memory is still 956.2 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...