./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.3.ufo.BOUNDED-8.pals.c.v+lhb-reducer.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-reduced/pals_floodmax.4.3.ufo.BOUNDED-8.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 8b34309b7a5346afc460c431518df446624b3b64 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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.4.3.ufo.BOUNDED-8.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 8b34309b7a5346afc460c431518df446624b3b64 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 10:04:14,319 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:04:14,324 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:04:14,354 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:04:14,355 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:04:14,365 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:04:14,367 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:04:14,384 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:04:14,386 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:04:14,394 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:04:14,396 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:04:14,400 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:04:14,402 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:04:14,408 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:04:14,412 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:04:14,417 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:04:14,419 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:04:14,425 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:04:14,430 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:04:14,440 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:04:14,445 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:04:14,452 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:04:14,455 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:04:14,459 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:04:14,466 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:04:14,467 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:04:14,470 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:04:14,472 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:04:14,472 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:04:14,474 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:04:14,476 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:04:14,477 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:04:14,478 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:04:14,482 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:04:14,483 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:04:14,486 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:04:14,487 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:04:14,488 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:04:14,488 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:04:14,491 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:04:14,492 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:04:14,496 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 10:04:14,533 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:04:14,535 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:04:14,538 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:04:14,542 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:04:14,542 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:04:14,543 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:04:14,543 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:04:14,543 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 10:04:14,543 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:04:14,544 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:04:14,545 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:04:14,547 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:04:14,547 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:04:14,548 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:04:14,548 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:04:14,548 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:04:14,548 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:04:14,550 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:04:14,550 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:04:14,550 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:04:14,553 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:04:14,553 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:04:14,554 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:04:14,554 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:04:14,554 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:04:14,554 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 10:04:14,555 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 10:04:14,555 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:04:14,556 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 -> 8b34309b7a5346afc460c431518df446624b3b64 [2019-11-27 10:04:15,192 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:04:15,218 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:04:15,228 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:04:15,230 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:04:15,231 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:04:15,234 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.3.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c [2019-11-27 10:04:15,389 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a43c4e42f/6b3f876b527c4e8f891d64549a744f8b/FLAG3695bdb7c [2019-11-27 10:04:16,833 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:04:16,838 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.3.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c [2019-11-27 10:04:16,892 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a43c4e42f/6b3f876b527c4e8f891d64549a744f8b/FLAG3695bdb7c [2019-11-27 10:04:16,937 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a43c4e42f/6b3f876b527c4e8f891d64549a744f8b [2019-11-27 10:04:16,947 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:04:16,949 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:04:16,954 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:04:16,955 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:04:16,961 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:04:16,964 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:04:16" (1/1) ... [2019-11-27 10:04:16,973 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d9f348c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:16, skipping insertion in model container [2019-11-27 10:04:16,973 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:04:16" (1/1) ... [2019-11-27 10:04:16,994 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:04:17,282 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:04:20,052 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:04:20,084 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:04:21,655 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:04:21,717 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:04:21,718 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:21 WrapperNode [2019-11-27 10:04:21,719 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:04:21,721 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:04:21,725 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:04:21,725 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:04:21,744 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:21" (1/1) ... [2019-11-27 10:04:21,817 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:21" (1/1) ... [2019-11-27 10:04:21,988 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:04:21,989 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:04:21,990 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:04:21,990 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:04:22,010 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:21" (1/1) ... [2019-11-27 10:04:22,015 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:21" (1/1) ... [2019-11-27 10:04:22,032 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:21" (1/1) ... [2019-11-27 10:04:22,033 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:21" (1/1) ... [2019-11-27 10:04:22,116 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:21" (1/1) ... [2019-11-27 10:04:22,170 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:21" (1/1) ... [2019-11-27 10:04:22,192 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:21" (1/1) ... [2019-11-27 10:04:22,224 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:04:22,237 INFO L168 Benchmark]: Toolchain (without parser) took 5281.45 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 921.2 MB in the end (delta: 40.5 MB). Peak memory consumption was 40.5 MB. Max. memory is 12.5 GB. [2019-11-27 10:04:22,239 INFO L168 Benchmark]: CDTParser took 0.35 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. [2019-11-27 10:04:22,242 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4765.82 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 944.1 MB in the end (delta: 17.5 MB). Peak memory consumption was 39.1 MB. Max. memory is 12.5 GB. [2019-11-27 10:04:22,245 INFO L168 Benchmark]: Boogie Procedure Inliner took 268.60 ms. Allocated memory is still 1.0 GB. Free memory was 944.1 MB in the beginning and 932.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 10:04:22,249 INFO L168 Benchmark]: Boogie Preprocessor took 237.71 ms. Allocated memory is still 1.0 GB. Free memory was 932.7 MB in the beginning and 921.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 10:04:22,261 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 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 4765.82 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 944.1 MB in the end (delta: 17.5 MB). Peak memory consumption was 39.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 268.60 ms. Allocated memory is still 1.0 GB. Free memory was 944.1 MB in the beginning and 932.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 237.71 ms. Allocated memory is still 1.0 GB. Free memory was 932.7 MB in the beginning and 921.2 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-da95e15 [2019-11-27 10:04:26,100 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:04:26,103 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:04:26,131 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:04:26,133 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:04:26,147 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:04:26,153 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:04:26,169 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:04:26,174 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:04:26,180 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:04:26,185 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:04:26,188 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:04:26,192 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:04:26,197 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:04:26,198 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:04:26,204 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:04:26,208 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:04:26,213 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:04:26,219 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:04:26,226 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:04:26,234 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:04:26,241 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:04:26,244 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:04:26,251 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:04:26,259 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:04:26,260 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:04:26,260 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:04:26,262 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:04:26,264 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:04:26,265 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:04:26,267 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:04:26,268 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:04:26,270 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:04:26,274 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:04:26,279 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:04:26,280 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:04:26,281 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:04:26,283 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:04:26,283 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:04:26,289 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:04:26,291 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:04:26,292 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 10:04:26,332 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:04:26,333 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:04:26,337 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:04:26,339 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:04:26,339 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:04:26,339 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:04:26,340 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:04:26,342 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:04:26,342 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:04:26,342 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:04:26,344 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:04:26,344 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:04:26,344 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 10:04:26,345 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 10:04:26,347 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:04:26,347 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:04:26,347 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:04:26,348 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:04:26,348 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:04:26,348 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:04:26,350 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:04:26,350 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:04:26,350 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:04:26,351 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:04:26,351 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:04:26,353 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:04:26,353 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 10:04:26,353 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 10:04:26,354 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:04:26,354 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 10:04:26,357 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 -> 8b34309b7a5346afc460c431518df446624b3b64 [2019-11-27 10:04:26,950 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:04:26,979 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:04:26,985 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:04:26,992 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:04:26,992 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:04:26,994 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.3.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c [2019-11-27 10:04:27,152 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6cb94c382/337ea7c54cea42e394103c6f8a624746/FLAG9ef2950f5 [2019-11-27 10:04:28,684 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:04:28,687 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.3.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c [2019-11-27 10:04:28,743 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6cb94c382/337ea7c54cea42e394103c6f8a624746/FLAG9ef2950f5 [2019-11-27 10:04:28,819 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6cb94c382/337ea7c54cea42e394103c6f8a624746 [2019-11-27 10:04:28,829 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:04:28,835 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:04:28,838 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:04:28,840 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:04:28,847 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:04:28,850 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:04:28" (1/1) ... [2019-11-27 10:04:28,860 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7694153d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:28, skipping insertion in model container [2019-11-27 10:04:28,860 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:04:28" (1/1) ... [2019-11-27 10:04:28,875 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:04:29,168 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:04:32,286 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:04:32,322 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:04:34,283 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:04:34,351 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:04:34,353 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:34 WrapperNode [2019-11-27 10:04:34,354 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:04:34,357 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:04:34,357 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:04:34,357 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:04:34,381 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:34" (1/1) ... [2019-11-27 10:04:34,488 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:34" (1/1) ... [2019-11-27 10:04:34,664 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:04:34,665 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:04:34,665 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:04:34,665 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:04:34,687 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:34" (1/1) ... [2019-11-27 10:04:34,690 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:34" (1/1) ... [2019-11-27 10:04:34,717 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:34" (1/1) ... [2019-11-27 10:04:34,717 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:34" (1/1) ... [2019-11-27 10:04:34,820 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:34" (1/1) ... [2019-11-27 10:04:34,875 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:34" (1/1) ... [2019-11-27 10:04:34,911 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:34" (1/1) ... [2019-11-27 10:04:34,947 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:04:34,960 INFO L168 Benchmark]: Toolchain (without parser) took 6120.08 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 869.2 MB in the end (delta: 93.9 MB). Peak memory consumption was 94.0 MB. Max. memory is 12.5 GB. [2019-11-27 10:04:34,962 INFO L168 Benchmark]: CDTParser took 2.76 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 10:04:34,963 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5517.80 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 892.2 MB in the end (delta: 71.0 MB). Peak memory consumption was 71.0 MB. Max. memory is 12.5 GB. [2019-11-27 10:04:34,966 INFO L168 Benchmark]: Boogie Procedure Inliner took 307.78 ms. Allocated memory is still 1.0 GB. Free memory was 892.2 MB in the beginning and 880.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 10:04:34,970 INFO L168 Benchmark]: Boogie Preprocessor took 285.05 ms. Allocated memory is still 1.0 GB. Free memory was 880.7 MB in the beginning and 869.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 10:04:34,980 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.76 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 5517.80 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 892.2 MB in the end (delta: 71.0 MB). Peak memory consumption was 71.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 307.78 ms. Allocated memory is still 1.0 GB. Free memory was 892.2 MB in the beginning and 880.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 285.05 ms. Allocated memory is still 1.0 GB. Free memory was 880.7 MB in the beginning and 869.2 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...