./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded/pals_floodmax.3.2.ufo.BOUNDED-6.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_floodmax.3.2.ufo.BOUNDED-6.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 4e7975b17d935115e9ca07f323e5eabfbd25e139 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_floodmax.3.2.ufo.BOUNDED-6.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 4e7975b17d935115e9ca07f323e5eabfbd25e139 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 10:00:56,269 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:00:56,273 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:00:56,289 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:00:56,291 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:00:56,300 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:00:56,302 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:00:56,314 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:00:56,321 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:00:56,325 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:00:56,326 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:00:56,331 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:00:56,332 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:00:56,336 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:00:56,338 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:00:56,339 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:00:56,342 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:00:56,342 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:00:56,347 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:00:56,353 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:00:56,357 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:00:56,364 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:00:56,365 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:00:56,366 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:00:56,372 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:00:56,373 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:00:56,373 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:00:56,376 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:00:56,376 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:00:56,377 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:00:56,380 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:00:56,381 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:00:56,381 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:00:56,382 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:00:56,386 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:00:56,386 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:00:56,387 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:00:56,387 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:00:56,387 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:00:56,391 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:00:56,393 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:00:56,393 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 10:00:56,422 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:00:56,422 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:00:56,425 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:00:56,427 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:00:56,427 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:00:56,427 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:00:56,428 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:00:56,428 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 10:00:56,429 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:00:56,429 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:00:56,430 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:00:56,431 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:00:56,431 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:00:56,431 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:00:56,434 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:00:56,434 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:00:56,434 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:00:56,434 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:00:56,435 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:00:56,435 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:00:56,435 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:00:56,435 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:00:56,436 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:00:56,436 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:00:56,436 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:00:56,436 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 10:00:56,437 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 10:00:56,439 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:00:56,439 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 -> 4e7975b17d935115e9ca07f323e5eabfbd25e139 [2019-11-27 10:00:56,901 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:00:56,919 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:00:56,926 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:00:56,927 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:00:56,931 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:00:56,932 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_floodmax.3.2.ufo.BOUNDED-6.pals.c [2019-11-27 10:00:57,041 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e54a74b4d/d9b4f6e0f9db4cc5b3890490154e7faf/FLAG67703f8e6 [2019-11-27 10:00:57,834 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:00:57,836 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_floodmax.3.2.ufo.BOUNDED-6.pals.c [2019-11-27 10:00:57,864 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e54a74b4d/d9b4f6e0f9db4cc5b3890490154e7faf/FLAG67703f8e6 [2019-11-27 10:00:58,063 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e54a74b4d/d9b4f6e0f9db4cc5b3890490154e7faf [2019-11-27 10:00:58,066 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:00:58,068 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:00:58,074 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:00:58,075 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:00:58,078 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:00:58,079 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:00:58" (1/1) ... [2019-11-27 10:00:58,082 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29715357 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:58, skipping insertion in model container [2019-11-27 10:00:58,082 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:00:58" (1/1) ... [2019-11-27 10:00:58,094 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:00:58,175 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:00:58,695 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:00:58,708 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:00:58,813 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:00:58,846 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:00:58,847 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:58 WrapperNode [2019-11-27 10:00:58,852 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:00:58,854 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:00:58,854 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:00:58,854 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:00:58,861 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:58" (1/1) ... [2019-11-27 10:00:58,888 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:58" (1/1) ... [2019-11-27 10:00:58,947 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:00:58,950 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:00:58,950 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:00:58,951 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:00:58,964 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:58" (1/1) ... [2019-11-27 10:00:58,964 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:58" (1/1) ... [2019-11-27 10:00:58,971 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:58" (1/1) ... [2019-11-27 10:00:58,971 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:58" (1/1) ... [2019-11-27 10:00:58,988 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:58" (1/1) ... [2019-11-27 10:00:59,016 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:58" (1/1) ... [2019-11-27 10:00:59,023 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:00:58" (1/1) ... [2019-11-27 10:00:59,031 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:00:59,040 INFO L168 Benchmark]: Toolchain (without parser) took 965.78 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 978.5 MB in the end (delta: -11.1 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:00:59,041 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:00:59,052 INFO L168 Benchmark]: CACSL2BoogieTranslator took 778.77 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 984.2 MB in the end (delta: -16.8 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-27 10:00:59,054 INFO L168 Benchmark]: Boogie Procedure Inliner took 96.50 ms. Allocated memory is still 1.0 GB. Free memory is still 984.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:00:59,055 INFO L168 Benchmark]: Boogie Preprocessor took 81.48 ms. Allocated memory is still 1.0 GB. Free memory was 984.2 MB in the beginning and 978.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:00:59,064 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 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 778.77 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 984.2 MB in the end (delta: -16.8 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 96.50 ms. Allocated memory is still 1.0 GB. Free memory is still 984.2 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 81.48 ms. Allocated memory is still 1.0 GB. Free memory was 984.2 MB in the beginning and 978.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 10:01:01,804 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:01:01,807 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:01:01,825 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:01:01,826 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:01:01,837 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:01:01,838 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:01:01,850 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:01:01,858 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:01:01,861 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:01:01,862 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:01:01,867 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:01:01,868 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:01:01,872 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:01:01,874 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:01:01,875 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:01:01,880 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:01:01,881 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:01:01,883 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:01:01,889 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:01:01,895 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:01:01,899 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:01:01,901 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:01:01,902 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:01:01,911 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:01:01,911 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:01:01,912 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:01:01,913 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:01:01,914 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:01:01,914 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:01:01,916 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:01:01,916 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:01:01,918 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:01:01,922 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:01:01,925 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:01:01,925 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:01:01,926 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:01:01,926 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:01:01,927 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:01:01,928 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:01:01,931 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:01:01,932 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 10:01:01,960 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:01:01,960 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:01:01,962 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:01:01,966 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:01:01,966 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:01:01,967 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:01:01,967 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:01:01,967 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:01:01,967 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:01:01,967 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:01:01,968 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:01:01,969 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:01:01,969 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 10:01:01,969 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 10:01:01,969 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:01:01,970 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:01:01,971 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:01:01,971 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:01:01,971 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:01:01,971 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:01:01,972 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:01:01,974 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:01:01,974 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:01:01,974 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:01:01,974 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:01:01,975 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:01:01,975 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 10:01:01,975 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 10:01:01,975 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:01:01,975 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 10:01:01,976 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 -> 4e7975b17d935115e9ca07f323e5eabfbd25e139 [2019-11-27 10:01:02,461 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:01:02,479 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:01:02,483 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:01:02,489 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:01:02,490 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:01:02,491 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_floodmax.3.2.ufo.BOUNDED-6.pals.c [2019-11-27 10:01:02,594 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6e1892ece/6956fd888e8b42fc86e370153eff2174/FLAG7985c0bb5 [2019-11-27 10:01:03,406 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:01:03,407 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_floodmax.3.2.ufo.BOUNDED-6.pals.c [2019-11-27 10:01:03,428 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6e1892ece/6956fd888e8b42fc86e370153eff2174/FLAG7985c0bb5 [2019-11-27 10:01:03,630 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6e1892ece/6956fd888e8b42fc86e370153eff2174 [2019-11-27 10:01:03,636 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:01:03,638 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:01:03,645 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:01:03,645 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:01:03,648 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:01:03,653 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:01:03" (1/1) ... [2019-11-27 10:01:03,658 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29715357 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:03, skipping insertion in model container [2019-11-27 10:01:03,659 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:01:03" (1/1) ... [2019-11-27 10:01:03,674 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:01:03,743 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:01:04,258 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:01:04,273 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:01:04,418 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:01:04,438 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:01:04,439 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:04 WrapperNode [2019-11-27 10:01:04,439 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:01:04,440 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:01:04,440 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:01:04,440 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:01:04,448 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:04" (1/1) ... [2019-11-27 10:01:04,483 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:04" (1/1) ... [2019-11-27 10:01:04,544 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:01:04,544 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:01:04,546 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:01:04,553 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:01:04,568 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:04" (1/1) ... [2019-11-27 10:01:04,569 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:04" (1/1) ... [2019-11-27 10:01:04,574 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:04" (1/1) ... [2019-11-27 10:01:04,577 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:04" (1/1) ... [2019-11-27 10:01:04,594 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:04" (1/1) ... [2019-11-27 10:01:04,629 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:04" (1/1) ... [2019-11-27 10:01:04,633 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:04" (1/1) ... [2019-11-27 10:01:04,641 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:01:04,651 INFO L168 Benchmark]: Toolchain (without parser) took 1009.77 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 978.6 MB in the end (delta: -12.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:01:04,652 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:01:04,654 INFO L168 Benchmark]: CACSL2BoogieTranslator took 794.69 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 984.3 MB in the end (delta: -18.3 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. [2019-11-27 10:01:04,655 INFO L168 Benchmark]: Boogie Procedure Inliner took 104.45 ms. Allocated memory is still 1.0 GB. Free memory was 984.3 MB in the beginning and 978.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:01:04,660 INFO L168 Benchmark]: Boogie Preprocessor took 101.28 ms. Allocated memory is still 1.0 GB. Free memory is still 978.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:01:04,665 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 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 794.69 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 984.3 MB in the end (delta: -18.3 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 104.45 ms. Allocated memory is still 1.0 GB. Free memory was 984.3 MB in the beginning and 978.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 101.28 ms. Allocated memory is still 1.0 GB. Free memory is still 978.6 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...