./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded/pals_floodmax.4.3.ufo.UNBOUNDED.pals.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 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.4.3.ufo.UNBOUNDED.pals.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 66be30329ce5a875d8d31bd46efe6f26bf4e8225 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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.4.3.ufo.UNBOUNDED.pals.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 66be30329ce5a875d8d31bd46efe6f26bf4e8225 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 23:06:06,193 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:06:06,199 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:06:06,234 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:06:06,235 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:06:06,237 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:06:06,240 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:06:06,260 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:06:06,267 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:06:06,270 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:06:06,275 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:06:06,282 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:06:06,282 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:06:06,286 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:06:06,293 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:06:06,295 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:06:06,298 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:06:06,304 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:06:06,309 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:06:06,318 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:06:06,328 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:06:06,332 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:06:06,337 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:06:06,343 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:06:06,352 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:06:06,353 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:06:06,353 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:06:06,355 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:06:06,357 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:06:06,361 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:06:06,361 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:06:06,362 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:06:06,365 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:06:06,367 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:06:06,371 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:06:06,372 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:06:06,374 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:06:06,376 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:06:06,376 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:06:06,380 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:06:06,383 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:06:06,385 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 23:06:06,424 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:06:06,425 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:06:06,429 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:06:06,431 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:06:06,431 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:06:06,434 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:06:06,434 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 23:06:06,435 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 23:06:06,435 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 23:06:06,435 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:06:06,437 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:06:06,437 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:06:06,439 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:06:06,439 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 23:06:06,440 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:06:06,442 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:06:06,442 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:06:06,442 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:06:06,443 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:06:06,443 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:06:06,443 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:06:06,445 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:06:06,445 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:06:06,445 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:06:06,447 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:06:06,447 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 23:06:06,448 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 23:06:06,450 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:06:06,451 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 -> 66be30329ce5a875d8d31bd46efe6f26bf4e8225 [2019-11-25 23:06:07,010 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:06:07,038 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:06:07,042 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:06:07,047 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:06:07,049 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:06:07,053 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_floodmax.4.3.ufo.UNBOUNDED.pals.c [2019-11-25 23:06:07,212 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fd257e5fe/5695d9ab90b044c38c942e77d463380e/FLAG04d13441e [2019-11-25 23:06:08,236 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:06:08,238 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_floodmax.4.3.ufo.UNBOUNDED.pals.c [2019-11-25 23:06:08,272 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fd257e5fe/5695d9ab90b044c38c942e77d463380e/FLAG04d13441e [2019-11-25 23:06:08,318 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fd257e5fe/5695d9ab90b044c38c942e77d463380e [2019-11-25 23:06:08,326 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:06:08,329 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:06:08,335 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:06:08,336 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:06:08,343 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:06:08,344 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:06:08" (1/1) ... [2019-11-25 23:06:08,354 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@60d4ca91 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:06:08, skipping insertion in model container [2019-11-25 23:06:08,354 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:06:08" (1/1) ... [2019-11-25 23:06:08,374 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:06:08,490 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:06:09,430 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:06:09,458 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:06:09,636 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:06:09,680 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:06:09,682 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:06:09 WrapperNode [2019-11-25 23:06:09,683 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:06:09,691 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:06:09,698 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:06:09,698 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:06:09,711 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:06:09" (1/1) ... [2019-11-25 23:06:09,759 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:06:09" (1/1) ... [2019-11-25 23:06:09,889 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:06:09,889 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:06:09,890 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:06:09,890 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:06:09,902 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:06:09" (1/1) ... [2019-11-25 23:06:09,902 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:06:09" (1/1) ... [2019-11-25 23:06:09,910 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:06:09" (1/1) ... [2019-11-25 23:06:09,910 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:06:09" (1/1) ... [2019-11-25 23:06:09,971 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:06:09" (1/1) ... [2019-11-25 23:06:10,020 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:06:09" (1/1) ... [2019-11-25 23:06:10,036 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:06:09" (1/1) ... [2019-11-25 23:06:10,063 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:06:10,076 INFO L168 Benchmark]: Toolchain (without parser) took 1736.43 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 968.4 MB in the end (delta: -6.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 23:06:10,077 INFO L168 Benchmark]: CDTParser took 0.41 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. [2019-11-25 23:06:10,080 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1347.84 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 979.9 MB in the end (delta: -18.2 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-25 23:06:10,083 INFO L168 Benchmark]: Boogie Procedure Inliner took 198.46 ms. Allocated memory is still 1.0 GB. Free memory was 979.9 MB in the beginning and 974.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:06:10,089 INFO L168 Benchmark]: Boogie Preprocessor took 173.73 ms. Allocated memory is still 1.0 GB. Free memory was 974.2 MB in the beginning and 968.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:06:10,101 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41 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 1347.84 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 979.9 MB in the end (delta: -18.2 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 198.46 ms. Allocated memory is still 1.0 GB. Free memory was 979.9 MB in the beginning and 974.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 173.73 ms. Allocated memory is still 1.0 GB. Free memory was 974.2 MB in the beginning and 968.4 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 0.1.24-65d6cd2 [2019-11-25 23:06:13,947 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:06:13,955 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:06:13,985 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:06:13,986 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:06:13,988 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:06:13,990 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:06:13,998 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:06:14,015 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:06:14,021 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:06:14,023 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:06:14,027 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:06:14,028 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:06:14,032 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:06:14,035 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:06:14,038 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:06:14,042 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:06:14,046 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:06:14,053 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:06:14,062 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:06:14,066 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:06:14,073 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:06:14,076 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:06:14,076 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:06:14,084 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:06:14,087 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:06:14,087 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:06:14,089 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:06:14,092 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:06:14,094 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:06:14,095 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:06:14,097 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:06:14,098 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:06:14,100 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:06:14,106 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:06:14,107 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:06:14,108 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:06:14,108 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:06:14,110 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:06:14,114 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:06:14,117 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:06:14,120 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 23:06:14,158 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:06:14,162 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:06:14,165 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:06:14,166 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:06:14,166 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:06:14,166 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:06:14,167 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 23:06:14,169 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 23:06:14,169 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:06:14,169 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:06:14,171 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:06:14,171 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:06:14,171 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 23:06:14,172 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 23:06:14,174 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 23:06:14,174 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:06:14,175 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:06:14,175 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:06:14,175 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:06:14,177 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:06:14,177 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:06:14,177 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:06:14,178 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:06:14,178 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:06:14,180 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:06:14,180 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:06:14,180 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 23:06:14,181 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 23:06:14,181 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:06:14,183 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 23:06:14,184 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 -> 66be30329ce5a875d8d31bd46efe6f26bf4e8225 [2019-11-25 23:06:14,814 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:06:14,844 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:06:14,853 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:06:14,855 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:06:14,858 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:06:14,860 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_floodmax.4.3.ufo.UNBOUNDED.pals.c [2019-11-25 23:06:15,020 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d68e23286/cc1a7297d6b5493a884df8ede3fc4f28/FLAG60d2df5fa [2019-11-25 23:06:16,238 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:06:16,242 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_floodmax.4.3.ufo.UNBOUNDED.pals.c [2019-11-25 23:06:16,281 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d68e23286/cc1a7297d6b5493a884df8ede3fc4f28/FLAG60d2df5fa [2019-11-25 23:06:16,317 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d68e23286/cc1a7297d6b5493a884df8ede3fc4f28 [2019-11-25 23:06:16,326 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:06:16,334 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:06:16,336 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:06:16,337 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:06:16,347 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:06:16,349 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:06:16" (1/1) ... [2019-11-25 23:06:16,362 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1200897d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:06:16, skipping insertion in model container [2019-11-25 23:06:16,363 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:06:16" (1/1) ... [2019-11-25 23:06:16,384 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:06:16,498 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:06:17,497 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:06:17,530 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:06:17,835 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:06:17,890 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:06:17,891 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:06:17 WrapperNode [2019-11-25 23:06:17,899 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:06:17,900 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:06:17,900 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:06:17,901 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:06:17,912 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:06:17" (1/1) ... [2019-11-25 23:06:17,957 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:06:17" (1/1) ... [2019-11-25 23:06:18,075 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:06:18,076 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:06:18,076 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:06:18,076 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:06:18,099 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:06:17" (1/1) ... [2019-11-25 23:06:18,100 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:06:17" (1/1) ... [2019-11-25 23:06:18,113 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:06:17" (1/1) ... [2019-11-25 23:06:18,113 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:06:17" (1/1) ... [2019-11-25 23:06:18,177 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:06:17" (1/1) ... [2019-11-25 23:06:18,224 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:06:17" (1/1) ... [2019-11-25 23:06:18,241 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:06:17" (1/1) ... [2019-11-25 23:06:18,267 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:06:18,280 INFO L168 Benchmark]: Toolchain (without parser) took 1940.12 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 966.9 MB in the end (delta: 472.5 kB). Peak memory consumption was 538.0 kB. Max. memory is 12.5 GB. [2019-11-25 23:06:18,281 INFO L168 Benchmark]: CDTParser took 0.65 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. [2019-11-25 23:06:18,284 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1562.98 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 972.7 MB in the end (delta: -5.3 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-25 23:06:18,289 INFO L168 Benchmark]: Boogie Procedure Inliner took 175.42 ms. Allocated memory is still 1.0 GB. Free memory is still 972.7 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 23:06:18,291 INFO L168 Benchmark]: Boogie Preprocessor took 193.00 ms. Allocated memory is still 1.0 GB. Free memory was 972.7 MB in the beginning and 966.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:06:18,302 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.65 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 1562.98 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 972.7 MB in the end (delta: -5.3 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 175.42 ms. Allocated memory is still 1.0 GB. Free memory is still 972.7 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 193.00 ms. Allocated memory is still 1.0 GB. Free memory was 972.7 MB in the beginning and 966.9 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...