./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.2.ufo.UNBOUNDED.pals.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/pals_opt-floodmax.4.2.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 77f0edee0f37c8f2543ab6fcb10690fb465b79ec ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_opt-floodmax.4.2.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 77f0edee0f37c8f2543ab6fcb10690fb465b79ec ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 17:14:14,333 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:14:14,339 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:14:14,383 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:14:14,384 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:14:14,386 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:14:14,392 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:14:14,409 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:14:14,411 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:14:14,418 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:14:14,422 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:14:14,426 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:14:14,429 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:14:14,433 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:14:14,438 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:14:14,441 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:14:14,444 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:14:14,450 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:14:14,453 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:14:14,461 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:14:14,469 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:14:14,478 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:14:14,480 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:14:14,484 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:14:14,491 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:14:14,494 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:14:14,494 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:14:14,496 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:14:14,497 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:14:14,500 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:14:14,501 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:14:14,502 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:14:14,504 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:14:14,507 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:14:14,510 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:14:14,510 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:14:14,512 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:14:14,515 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:14:14,515 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:14:14,517 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:14:14,523 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:14:14,524 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:14:14,565 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:14:14,567 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:14:14,571 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:14:14,572 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:14:14,572 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:14:14,572 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:14:14,575 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:14:14,575 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:14:14,575 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:14:14,576 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:14:14,577 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:14:14,577 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:14:14,578 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:14:14,579 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:14:14,579 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:14:14,580 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:14:14,582 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:14:14,582 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:14:14,582 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:14:14,583 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:14:14,583 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:14:14,583 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:14:14,584 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:14:14,585 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:14:14,585 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:14:14,588 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:14:14,588 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:14:14,588 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:14:14,589 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 -> 77f0edee0f37c8f2543ab6fcb10690fb465b79ec [2019-11-26 17:14:15,123 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:14:15,147 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:14:15,156 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:14:15,159 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:14:15,161 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:14:15,162 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.2.ufo.UNBOUNDED.pals.c [2019-11-26 17:14:15,323 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ca2de75ac/95baea000eb34109ba84197b02a075c9/FLAGb13541017 [2019-11-26 17:14:16,573 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:14:16,580 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.2.ufo.UNBOUNDED.pals.c [2019-11-26 17:14:16,617 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ca2de75ac/95baea000eb34109ba84197b02a075c9/FLAGb13541017 [2019-11-26 17:14:16,660 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ca2de75ac/95baea000eb34109ba84197b02a075c9 [2019-11-26 17:14:16,664 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:14:16,667 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:14:16,675 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:14:16,676 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:14:16,685 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:14:16,686 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:14:16" (1/1) ... [2019-11-26 17:14:16,695 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ef5a3f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:16, skipping insertion in model container [2019-11-26 17:14:16,698 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:14:16" (1/1) ... [2019-11-26 17:14:16,710 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:14:16,837 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:14:17,757 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:14:17,798 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:14:18,049 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:14:18,090 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:14:18,092 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:18 WrapperNode [2019-11-26 17:14:18,092 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:14:18,095 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:14:18,095 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:14:18,095 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:14:18,112 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:18" (1/1) ... [2019-11-26 17:14:18,160 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:18" (1/1) ... [2019-11-26 17:14:18,273 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:14:18,279 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:14:18,280 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:14:18,280 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:14:18,300 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:18" (1/1) ... [2019-11-26 17:14:18,301 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:18" (1/1) ... [2019-11-26 17:14:18,311 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:18" (1/1) ... [2019-11-26 17:14:18,313 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:18" (1/1) ... [2019-11-26 17:14:18,372 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:18" (1/1) ... [2019-11-26 17:14:18,426 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:18" (1/1) ... [2019-11-26 17:14:18,444 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:18" (1/1) ... [2019-11-26 17:14:18,471 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:14:18,486 INFO L168 Benchmark]: Toolchain (without parser) took 1813.22 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 966.8 MB in the end (delta: -5.1 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:14:18,489 INFO L168 Benchmark]: CDTParser took 1.55 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. [2019-11-26 17:14:18,493 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1417.81 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 978.3 MB in the end (delta: -16.6 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:14:18,505 INFO L168 Benchmark]: Boogie Procedure Inliner took 184.09 ms. Allocated memory is still 1.0 GB. Free memory was 978.3 MB in the beginning and 972.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:14:18,507 INFO L168 Benchmark]: Boogie Preprocessor took 197.64 ms. Allocated memory is still 1.0 GB. Free memory was 972.5 MB in the beginning and 966.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:14:18,516 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.55 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 1417.81 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 978.3 MB in the end (delta: -16.6 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 184.09 ms. Allocated memory is still 1.0 GB. Free memory was 978.3 MB in the beginning and 972.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 197.64 ms. Allocated memory is still 1.0 GB. Free memory was 972.5 MB in the beginning and 966.8 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 0.1.24-025d5a2 [2019-11-26 17:14:22,264 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:14:22,269 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:14:22,301 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:14:22,302 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:14:22,308 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:14:22,311 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:14:22,324 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:14:22,333 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:14:22,340 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:14:22,342 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:14:22,348 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:14:22,350 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:14:22,357 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:14:22,359 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:14:22,361 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:14:22,367 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:14:22,368 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:14:22,374 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:14:22,382 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:14:22,388 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:14:22,395 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:14:22,396 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:14:22,399 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:14:22,407 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:14:22,407 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:14:22,410 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:14:22,412 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:14:22,413 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:14:22,416 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:14:22,416 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:14:22,420 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:14:22,421 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:14:22,423 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:14:22,425 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:14:22,428 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:14:22,431 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:14:22,431 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:14:22,432 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:14:22,434 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:14:22,437 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:14:22,439 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:14:22,493 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:14:22,495 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:14:22,498 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:14:22,502 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:14:22,505 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:14:22,505 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:14:22,506 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:14:22,506 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:14:22,506 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:14:22,506 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:14:22,507 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:14:22,508 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:14:22,508 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:14:22,509 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:14:22,513 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:14:22,513 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:14:22,513 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:14:22,514 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:14:22,514 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:14:22,514 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:14:22,515 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:14:22,515 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:14:22,515 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:14:22,516 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:14:22,518 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:14:22,518 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:14:22,518 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:14:22,519 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:14:22,520 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:14:22,520 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:14:22,524 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 -> 77f0edee0f37c8f2543ab6fcb10690fb465b79ec [2019-11-26 17:14:23,025 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:14:23,066 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:14:23,070 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:14:23,078 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:14:23,079 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:14:23,082 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.2.ufo.UNBOUNDED.pals.c [2019-11-26 17:14:23,234 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b12e93bb7/152e384de85643189955d258c8b38e34/FLAGc944c7954 [2019-11-26 17:14:24,481 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:14:24,486 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.2.ufo.UNBOUNDED.pals.c [2019-11-26 17:14:24,521 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b12e93bb7/152e384de85643189955d258c8b38e34/FLAGc944c7954 [2019-11-26 17:14:24,557 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b12e93bb7/152e384de85643189955d258c8b38e34 [2019-11-26 17:14:24,566 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:14:24,574 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:14:24,577 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:14:24,577 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:14:24,582 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:14:24,589 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:14:24" (1/1) ... [2019-11-26 17:14:24,595 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ef5a3f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:24, skipping insertion in model container [2019-11-26 17:14:24,596 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:14:24" (1/1) ... [2019-11-26 17:14:24,616 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:14:24,730 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:14:25,726 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:14:25,758 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:14:26,044 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:14:26,094 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:14:26,095 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:26 WrapperNode [2019-11-26 17:14:26,095 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:14:26,096 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:14:26,097 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:14:26,097 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:14:26,117 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:26" (1/1) ... [2019-11-26 17:14:26,160 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:26" (1/1) ... [2019-11-26 17:14:26,291 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:14:26,305 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:14:26,305 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:14:26,305 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:14:26,329 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:26" (1/1) ... [2019-11-26 17:14:26,332 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:26" (1/1) ... [2019-11-26 17:14:26,355 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:26" (1/1) ... [2019-11-26 17:14:26,359 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:26" (1/1) ... [2019-11-26 17:14:26,422 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:26" (1/1) ... [2019-11-26 17:14:26,478 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:26" (1/1) ... [2019-11-26 17:14:26,493 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:14:26" (1/1) ... [2019-11-26 17:14:26,524 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:14:26,535 INFO L168 Benchmark]: Toolchain (without parser) took 1959.24 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 967.0 MB in the end (delta: -5.3 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:14:26,537 INFO L168 Benchmark]: CDTParser took 0.38 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. [2019-11-26 17:14:26,539 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1518.96 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 972.7 MB in the end (delta: -11.0 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-26 17:14:26,545 INFO L168 Benchmark]: Boogie Procedure Inliner took 197.87 ms. Allocated memory is still 1.0 GB. Free memory was 972.7 MB in the beginning and 967.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:14:26,548 INFO L168 Benchmark]: Boogie Preprocessor took 221.84 ms. Allocated memory is still 1.0 GB. Free memory is still 967.0 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:14:26,561 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38 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 1518.96 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 972.7 MB in the end (delta: -11.0 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 197.87 ms. Allocated memory is still 1.0 GB. Free memory was 972.7 MB in the beginning and 967.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 221.84 ms. Allocated memory is still 1.0 GB. Free memory is still 967.0 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...