./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.4.ufo.BOUNDED-8.pals.c.v+nlh-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 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_floodmax.4.4.ufo.BOUNDED-8.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 d1aacb41f10efc2bf93510e569f95d3b50b655c8 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_floodmax.4.4.ufo.BOUNDED-8.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 d1aacb41f10efc2bf93510e569f95d3b50b655c8 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 21:22:33,709 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:22:33,715 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:22:33,746 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:22:33,748 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:22:33,752 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:22:33,754 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:22:33,783 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:22:33,786 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:22:33,793 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:22:33,796 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:22:33,808 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:22:33,809 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:22:33,812 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:22:33,818 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:22:33,823 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:22:33,825 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:22:33,833 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:22:33,843 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:22:33,847 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:22:33,856 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:22:33,860 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:22:33,863 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:22:33,865 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:22:33,872 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:22:33,877 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:22:33,877 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:22:33,879 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:22:33,882 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:22:33,885 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:22:33,887 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:22:33,888 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:22:33,889 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:22:33,895 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:22:33,897 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:22:33,897 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:22:33,899 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:22:33,901 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:22:33,901 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:22:33,904 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:22:33,907 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:22:33,908 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 21:22:33,947 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:22:33,950 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:22:33,956 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:22:33,957 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:22:33,957 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:22:33,957 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:22:33,958 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:22:33,958 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 21:22:33,958 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:22:33,959 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:22:33,960 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:22:33,963 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:22:33,963 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:22:33,964 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:22:33,964 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:22:33,964 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:22:33,965 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:22:33,965 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:22:33,965 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:22:33,968 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:22:33,968 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:22:33,968 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:22:33,968 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:22:33,969 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:22:33,969 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:22:33,970 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:22:33,971 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 21:22:33,971 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 21:22:33,974 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:22:33,974 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 -> d1aacb41f10efc2bf93510e569f95d3b50b655c8 [2019-11-24 21:22:34,546 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:22:34,577 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:22:34,581 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:22:34,586 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:22:34,588 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:22:34,589 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.4.ufo.BOUNDED-8.pals.c.v+nlh-reducer.c [2019-11-24 21:22:34,753 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a19fd0177/585428bfd5094ed9831cd3bdc37a5d4e/FLAG4c47bfa6d [2019-11-24 21:22:36,052 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:22:36,056 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.4.ufo.BOUNDED-8.pals.c.v+nlh-reducer.c [2019-11-24 21:22:36,097 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a19fd0177/585428bfd5094ed9831cd3bdc37a5d4e/FLAG4c47bfa6d [2019-11-24 21:22:36,438 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a19fd0177/585428bfd5094ed9831cd3bdc37a5d4e [2019-11-24 21:22:36,446 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:22:36,451 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:22:36,456 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:22:36,459 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:22:36,465 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:22:36,468 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:22:36" (1/1) ... [2019-11-24 21:22:36,475 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 24.11 09:22:36, skipping insertion in model container [2019-11-24 21:22:36,477 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:22:36" (1/1) ... [2019-11-24 21:22:36,497 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:22:36,727 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:22:38,709 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:22:38,743 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:22:39,620 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:22:39,681 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:22:39,685 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:39 WrapperNode [2019-11-24 21:22:39,686 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:22:39,687 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:22:39,690 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:22:39,690 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:22:39,712 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:39" (1/1) ... [2019-11-24 21:22:39,774 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:39" (1/1) ... [2019-11-24 21:22:39,933 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:22:39,934 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:22:39,934 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:22:39,935 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:22:39,955 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:39" (1/1) ... [2019-11-24 21:22:39,960 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:39" (1/1) ... [2019-11-24 21:22:39,977 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:39" (1/1) ... [2019-11-24 21:22:39,979 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:39" (1/1) ... [2019-11-24 21:22:40,051 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:39" (1/1) ... [2019-11-24 21:22:40,112 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:39" (1/1) ... [2019-11-24 21:22:40,127 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:39" (1/1) ... [2019-11-24 21:22:40,156 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:22:40,167 INFO L168 Benchmark]: Toolchain (without parser) took 3712.41 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 943.4 MB in the end (delta: 12.6 MB). Peak memory consumption was 12.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:22:40,168 INFO L168 Benchmark]: CDTParser took 2.03 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. [2019-11-24 21:22:40,171 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3230.67 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 960.6 MB in the end (delta: -4.6 MB). Peak memory consumption was 39.9 MB. Max. memory is 12.5 GB. [2019-11-24 21:22:40,174 INFO L168 Benchmark]: Boogie Procedure Inliner took 246.71 ms. Allocated memory is still 1.0 GB. Free memory was 960.6 MB in the beginning and 949.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 21:22:40,178 INFO L168 Benchmark]: Boogie Preprocessor took 224.80 ms. Allocated memory is still 1.0 GB. Free memory was 949.1 MB in the beginning and 943.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:22:40,189 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.03 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 3230.67 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 960.6 MB in the end (delta: -4.6 MB). Peak memory consumption was 39.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 246.71 ms. Allocated memory is still 1.0 GB. Free memory was 960.6 MB in the beginning and 949.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 224.80 ms. Allocated memory is still 1.0 GB. Free memory was 949.1 MB in the beginning and 943.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-32f2683 [2019-11-24 21:22:44,049 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:22:44,056 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:22:44,099 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:22:44,101 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:22:44,104 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:22:44,109 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:22:44,128 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:22:44,130 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:22:44,137 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:22:44,142 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:22:44,145 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:22:44,148 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:22:44,152 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:22:44,155 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:22:44,160 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:22:44,165 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:22:44,168 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:22:44,176 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:22:44,183 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:22:44,191 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:22:44,197 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:22:44,199 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:22:44,204 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:22:44,211 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:22:44,212 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:22:44,214 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:22:44,216 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:22:44,217 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:22:44,219 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:22:44,220 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:22:44,223 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:22:44,224 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:22:44,229 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:22:44,230 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:22:44,231 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:22:44,235 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:22:44,235 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:22:44,236 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:22:44,240 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:22:44,243 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:22:44,244 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 21:22:44,285 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:22:44,287 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:22:44,291 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:22:44,292 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:22:44,293 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:22:44,293 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:22:44,293 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:22:44,296 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:22:44,296 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:22:44,296 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:22:44,297 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:22:44,298 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:22:44,298 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:22:44,299 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 21:22:44,301 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 21:22:44,301 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:22:44,301 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:22:44,302 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:22:44,302 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:22:44,302 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:22:44,303 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:22:44,304 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:22:44,304 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:22:44,304 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:22:44,305 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:22:44,307 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:22:44,307 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:22:44,307 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 21:22:44,308 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 21:22:44,308 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:22:44,309 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 21:22:44,312 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 -> d1aacb41f10efc2bf93510e569f95d3b50b655c8 [2019-11-24 21:22:44,864 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:22:44,896 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:22:44,904 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:22:44,906 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:22:44,911 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:22:44,912 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.4.ufo.BOUNDED-8.pals.c.v+nlh-reducer.c [2019-11-24 21:22:45,069 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c3102c337/78070b7cd22b4c7dbffdbaf0d1680ed7/FLAG786e48eae [2019-11-24 21:22:46,552 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:22:46,553 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.4.ufo.BOUNDED-8.pals.c.v+nlh-reducer.c [2019-11-24 21:22:46,597 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c3102c337/78070b7cd22b4c7dbffdbaf0d1680ed7/FLAG786e48eae [2019-11-24 21:22:46,637 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c3102c337/78070b7cd22b4c7dbffdbaf0d1680ed7 [2019-11-24 21:22:46,643 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:22:46,646 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:22:46,652 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:22:46,653 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:22:46,659 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:22:46,665 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:22:46" (1/1) ... [2019-11-24 21:22:46,672 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44395090 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:46, skipping insertion in model container [2019-11-24 21:22:46,675 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:22:46" (1/1) ... [2019-11-24 21:22:46,693 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:22:46,919 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:22:49,267 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:22:49,296 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:22:50,613 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:22:50,680 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:22:50,684 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:50 WrapperNode [2019-11-24 21:22:50,685 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:22:50,686 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:22:50,687 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:22:50,690 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:22:50,711 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:50" (1/1) ... [2019-11-24 21:22:50,798 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:50" (1/1) ... [2019-11-24 21:22:50,936 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:22:50,936 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:22:50,938 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:22:50,941 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:22:50,961 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:50" (1/1) ... [2019-11-24 21:22:50,965 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:50" (1/1) ... [2019-11-24 21:22:50,986 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:50" (1/1) ... [2019-11-24 21:22:50,989 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:50" (1/1) ... [2019-11-24 21:22:51,075 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:50" (1/1) ... [2019-11-24 21:22:51,133 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:50" (1/1) ... [2019-11-24 21:22:51,153 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:50" (1/1) ... [2019-11-24 21:22:51,179 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:22:51,191 INFO L168 Benchmark]: Toolchain (without parser) took 4541.18 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 904.6 MB in the end (delta: 51.4 MB). Peak memory consumption was 51.4 MB. Max. memory is 12.5 GB. [2019-11-24 21:22:51,193 INFO L168 Benchmark]: CDTParser took 0.37 ms. Allocated memory is still 1.0 GB. Free memory is still 983.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:22:51,196 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4032.99 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 921.8 MB in the end (delta: 28.4 MB). Peak memory consumption was 32.8 MB. Max. memory is 12.5 GB. [2019-11-24 21:22:51,199 INFO L168 Benchmark]: Boogie Procedure Inliner took 250.21 ms. Allocated memory is still 1.0 GB. Free memory was 921.8 MB in the beginning and 916.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:22:51,203 INFO L168 Benchmark]: Boogie Preprocessor took 248.30 ms. Allocated memory is still 1.0 GB. Free memory was 916.1 MB in the beginning and 904.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 21:22:51,214 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37 ms. Allocated memory is still 1.0 GB. Free memory is still 983.2 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 4032.99 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 921.8 MB in the end (delta: 28.4 MB). Peak memory consumption was 32.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 250.21 ms. Allocated memory is still 1.0 GB. Free memory was 921.8 MB in the beginning and 916.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 248.30 ms. Allocated memory is still 1.0 GB. Free memory was 916.1 MB in the beginning and 904.6 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...