./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.4.ufo.UNBOUNDED.pals.c.v+lhb-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_floodmax.4.4.ufo.UNBOUNDED.pals.c.v+lhb-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 a7b454862d4da6a3bdd471bc6acf20fa06a70976 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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.UNBOUNDED.pals.c.v+lhb-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 a7b454862d4da6a3bdd471bc6acf20fa06a70976 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 17:16:39,141 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:16:39,149 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:16:39,187 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:16:39,188 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:16:39,190 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:16:39,194 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:16:39,210 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:16:39,215 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:16:39,221 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:16:39,225 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:16:39,230 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:16:39,232 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:16:39,235 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:16:39,242 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:16:39,246 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:16:39,248 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:16:39,253 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:16:39,260 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:16:39,270 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:16:39,278 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:16:39,282 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:16:39,287 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:16:39,291 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:16:39,299 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:16:39,303 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:16:39,303 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:16:39,306 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:16:39,307 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:16:39,308 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:16:39,311 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:16:39,312 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:16:39,315 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:16:39,318 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:16:39,322 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:16:39,323 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:16:39,325 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:16:39,326 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:16:39,326 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:16:39,331 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:16:39,333 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:16:39,335 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:16:39,373 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:16:39,376 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:16:39,384 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:16:39,385 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:16:39,385 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:16:39,386 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:16:39,386 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:16:39,386 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:16:39,387 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:16:39,387 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:16:39,388 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:16:39,390 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:16:39,390 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:16:39,391 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:16:39,391 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:16:39,391 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:16:39,393 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:16:39,393 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:16:39,393 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:16:39,394 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:16:39,395 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:16:39,395 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:16:39,395 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:16:39,398 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:16:39,398 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:16:39,398 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:16:39,399 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:16:39,399 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:16:39,399 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 -> a7b454862d4da6a3bdd471bc6acf20fa06a70976 [2019-11-26 17:16:39,969 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:16:39,998 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:16:40,007 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:16:40,010 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:16:40,011 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:16:40,013 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.4.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-26 17:16:40,180 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a59a6e67d/e69826cc523d42d79515fe3225575ae6/FLAG5ff8699af [2019-11-26 17:16:41,727 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:16:41,734 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.4.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-26 17:16:41,784 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a59a6e67d/e69826cc523d42d79515fe3225575ae6/FLAG5ff8699af [2019-11-26 17:16:41,817 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a59a6e67d/e69826cc523d42d79515fe3225575ae6 [2019-11-26 17:16:41,822 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:16:41,824 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:16:41,834 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:16:41,834 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:16:41,845 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:16:41,846 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:16:41" (1/1) ... [2019-11-26 17:16:41,853 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@935812 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:41, skipping insertion in model container [2019-11-26 17:16:41,854 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:16:41" (1/1) ... [2019-11-26 17:16:41,863 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:16:42,171 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:16:44,843 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:16:44,873 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:16:46,425 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:16:46,481 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:16:46,484 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:46 WrapperNode [2019-11-26 17:16:46,485 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:16:46,491 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:16:46,492 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:16:46,492 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:16:46,510 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:46" (1/1) ... [2019-11-26 17:16:46,589 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:46" (1/1) ... [2019-11-26 17:16:46,767 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:16:46,769 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:16:46,769 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:16:46,770 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:16:46,795 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:46" (1/1) ... [2019-11-26 17:16:46,796 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:46" (1/1) ... [2019-11-26 17:16:46,815 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:46" (1/1) ... [2019-11-26 17:16:46,816 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:46" (1/1) ... [2019-11-26 17:16:46,897 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:46" (1/1) ... [2019-11-26 17:16:46,959 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:46" (1/1) ... [2019-11-26 17:16:46,977 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:46" (1/1) ... [2019-11-26 17:16:47,012 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:16:47,021 INFO L168 Benchmark]: Toolchain (without parser) took 5190.78 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 921.3 MB in the end (delta: 40.4 MB). Peak memory consumption was 40.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:16:47,023 INFO L168 Benchmark]: CDTParser took 2.11 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 17:16:47,027 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4652.29 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 944.2 MB in the end (delta: 17.5 MB). Peak memory consumption was 39.0 MB. Max. memory is 12.5 GB. [2019-11-26 17:16:47,029 INFO L168 Benchmark]: Boogie Procedure Inliner took 277.63 ms. Allocated memory is still 1.0 GB. Free memory was 944.2 MB in the beginning and 932.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:16:47,036 INFO L168 Benchmark]: Boogie Preprocessor took 243.09 ms. Allocated memory is still 1.0 GB. Free memory was 932.8 MB in the beginning and 921.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:16:47,046 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.11 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 4652.29 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 944.2 MB in the end (delta: 17.5 MB). Peak memory consumption was 39.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 277.63 ms. Allocated memory is still 1.0 GB. Free memory was 944.2 MB in the beginning and 932.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 243.09 ms. Allocated memory is still 1.0 GB. Free memory was 932.8 MB in the beginning and 921.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:16:50,945 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:16:50,951 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:16:50,985 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:16:50,987 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:16:50,992 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:16:50,994 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:16:51,013 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:16:51,015 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:16:51,022 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:16:51,024 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:16:51,029 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:16:51,031 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:16:51,035 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:16:51,040 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:16:51,042 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:16:51,047 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:16:51,050 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:16:51,056 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:16:51,067 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:16:51,073 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:16:51,078 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:16:51,082 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:16:51,085 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:16:51,093 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:16:51,096 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:16:51,096 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:16:51,098 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:16:51,099 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:16:51,102 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:16:51,104 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:16:51,105 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:16:51,109 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:16:51,111 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:16:51,112 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:16:51,114 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:16:51,115 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:16:51,117 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:16:51,117 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:16:51,120 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:16:51,124 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:16:51,125 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:16:51,164 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:16:51,166 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:16:51,172 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:16:51,173 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:16:51,173 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:16:51,173 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:16:51,174 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:16:51,174 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:16:51,174 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:16:51,174 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:16:51,176 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:16:51,179 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:16:51,179 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:16:51,180 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:16:51,180 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:16:51,180 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:16:51,181 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:16:51,181 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:16:51,181 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:16:51,182 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:16:51,182 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:16:51,184 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:16:51,184 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:16:51,184 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:16:51,185 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:16:51,185 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:16:51,185 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:16:51,187 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:16:51,187 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:16:51,187 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:16:51,189 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 -> a7b454862d4da6a3bdd471bc6acf20fa06a70976 [2019-11-26 17:16:51,769 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:16:51,800 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:16:51,804 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:16:51,811 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:16:51,812 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:16:51,813 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.4.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-26 17:16:51,971 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/277c582df/07f6db315e334d28817d13a9e65bb34a/FLAG76491eedf [2019-11-26 17:16:53,515 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:16:53,517 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.4.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-26 17:16:53,577 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/277c582df/07f6db315e334d28817d13a9e65bb34a/FLAG76491eedf [2019-11-26 17:16:53,619 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/277c582df/07f6db315e334d28817d13a9e65bb34a [2019-11-26 17:16:53,633 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:16:53,635 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:16:53,639 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:16:53,640 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:16:53,647 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:16:53,649 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:16:53" (1/1) ... [2019-11-26 17:16:53,661 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@683e04ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:53, skipping insertion in model container [2019-11-26 17:16:53,661 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:16:53" (1/1) ... [2019-11-26 17:16:53,681 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:16:53,971 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:16:57,095 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:16:57,131 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:16:59,215 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:16:59,280 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:16:59,283 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:59 WrapperNode [2019-11-26 17:16:59,284 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:16:59,285 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:16:59,288 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:16:59,288 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:16:59,310 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:59" (1/1) ... [2019-11-26 17:16:59,407 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:59" (1/1) ... [2019-11-26 17:16:59,629 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:16:59,633 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:16:59,633 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:16:59,634 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:16:59,655 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:59" (1/1) ... [2019-11-26 17:16:59,657 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:59" (1/1) ... [2019-11-26 17:16:59,686 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:59" (1/1) ... [2019-11-26 17:16:59,686 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:59" (1/1) ... [2019-11-26 17:16:59,796 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:59" (1/1) ... [2019-11-26 17:16:59,855 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:59" (1/1) ... [2019-11-26 17:16:59,878 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:59" (1/1) ... [2019-11-26 17:16:59,911 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:16:59,920 INFO L168 Benchmark]: Toolchain (without parser) took 6281.96 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 869.7 MB in the end (delta: 92.0 MB). Peak memory consumption was 92.1 MB. Max. memory is 12.5 GB. [2019-11-26 17:16:59,921 INFO L168 Benchmark]: CDTParser took 2.35 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 17:16:59,924 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5644.94 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 892.6 MB in the end (delta: 69.1 MB). Peak memory consumption was 69.1 MB. Max. memory is 12.5 GB. [2019-11-26 17:16:59,927 INFO L168 Benchmark]: Boogie Procedure Inliner took 347.89 ms. Allocated memory is still 1.0 GB. Free memory was 892.6 MB in the beginning and 881.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:16:59,930 INFO L168 Benchmark]: Boogie Preprocessor took 278.14 ms. Allocated memory is still 1.0 GB. Free memory was 881.1 MB in the beginning and 869.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:16:59,942 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.35 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 5644.94 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 892.6 MB in the end (delta: 69.1 MB). Peak memory consumption was 69.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 347.89 ms. Allocated memory is still 1.0 GB. Free memory was 892.6 MB in the beginning and 881.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 278.14 ms. Allocated memory is still 1.0 GB. Free memory was 881.1 MB in the beginning and 869.7 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...