./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.5.4.ufo.BOUNDED-10.pals.c.v+nlh-reducer.c --full-output --cacsl2boogietranslator.adapt.memory.model.on.pointer.casts.if.necessary true --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 47b0bc17 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.5.4.ufo.BOUNDED-10.pals.c.v+nlh-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 7e9b64caffb5c30eb1487e9b35993b95a6f65696 --cacsl2boogietranslator.adapt.memory.model.on.pointer.casts.if.necessary true .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-47b0bc1 [2019-11-20 22:55:01,418 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 22:55:01,425 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 22:55:01,451 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 22:55:01,453 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 22:55:01,455 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 22:55:01,458 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 22:55:01,486 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 22:55:01,490 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 22:55:01,497 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 22:55:01,499 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 22:55:01,506 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 22:55:01,509 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 22:55:01,516 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 22:55:01,520 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 22:55:01,523 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 22:55:01,528 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 22:55:01,534 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 22:55:01,540 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 22:55:01,551 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 22:55:01,560 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 22:55:01,567 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 22:55:01,569 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 22:55:01,575 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 22:55:01,585 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 22:55:01,585 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 22:55:01,586 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 22:55:01,590 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 22:55:01,593 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 22:55:01,594 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 22:55:01,595 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 22:55:01,598 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 22:55:01,599 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 22:55:01,603 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 22:55:01,609 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 22:55:01,610 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 22:55:01,611 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 22:55:01,612 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 22:55:01,615 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 22:55:01,617 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 22:55:01,621 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 22:55:01,626 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-20 22:55:01,676 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 22:55:01,679 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 22:55:01,684 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 22:55:01,687 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 22:55:01,687 INFO L138 SettingsManager]: * Use SBE=true [2019-11-20 22:55:01,688 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 22:55:01,688 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-20 22:55:01,691 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-20 22:55:01,691 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-20 22:55:01,691 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 22:55:01,693 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-20 22:55:01,693 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-20 22:55:01,696 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-20 22:55:01,696 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-20 22:55:01,697 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 22:55:01,697 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 22:55:01,697 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-20 22:55:01,698 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 22:55:01,701 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-20 22:55:01,701 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-20 22:55:01,702 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-20 22:55:01,702 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-20 22:55:01,702 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 22:55:01,703 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-20 22:55:01,706 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-20 22:55:01,706 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-20 22:55:01,707 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-20 22:55:01,707 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-20 22:55:01,707 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 -> 7e9b64caffb5c30eb1487e9b35993b95a6f65696 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Adapt memory model on pointer casts if necessary -> true [2019-11-20 22:55:02,261 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 22:55:02,293 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 22:55:02,301 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 22:55:02,303 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 22:55:02,306 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 22:55:02,310 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.5.4.ufo.BOUNDED-10.pals.c.v+nlh-reducer.c [2019-11-20 22:55:02,467 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/47d9a1f40/7037c1037f72480a8589e455191d436f/FLAG38fdcaa52 [2019-11-20 22:55:04,062 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 22:55:04,066 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.5.4.ufo.BOUNDED-10.pals.c.v+nlh-reducer.c [2019-11-20 22:55:04,133 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/47d9a1f40/7037c1037f72480a8589e455191d436f/FLAG38fdcaa52 [2019-11-20 22:55:04,288 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/47d9a1f40/7037c1037f72480a8589e455191d436f [2019-11-20 22:55:04,293 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 22:55:04,295 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-20 22:55:04,308 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 22:55:04,311 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 22:55:04,315 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 22:55:04,316 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 10:55:04" (1/1) ... [2019-11-20 22:55:04,320 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7edcae6a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:55:04, skipping insertion in model container [2019-11-20 22:55:04,321 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 10:55:04" (1/1) ... [2019-11-20 22:55:04,330 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 22:55:04,688 INFO L179 MainTranslator]: Built tables and reachable declarations [2019-11-20 22:55:07,270 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 22:55:07,320 INFO L201 MainTranslator]: Completed pre-run [2019-11-20 22:55:09,715 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 22:55:09,786 INFO L205 MainTranslator]: Completed translation [2019-11-20 22:55:09,787 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:55:09 WrapperNode [2019-11-20 22:55:09,788 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 22:55:09,789 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 22:55:09,789 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 22:55:09,789 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 22:55:09,811 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:55:09" (1/1) ... [2019-11-20 22:55:09,901 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:55:09" (1/1) ... [2019-11-20 22:55:10,110 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 22:55:10,112 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 22:55:10,113 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 22:55:10,113 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 22:55:10,135 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:55:09" (1/1) ... [2019-11-20 22:55:10,139 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:55:09" (1/1) ... [2019-11-20 22:55:10,167 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:55:09" (1/1) ... [2019-11-20 22:55:10,168 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:55:09" (1/1) ... [2019-11-20 22:55:10,283 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:55:09" (1/1) ... [2019-11-20 22:55:10,367 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:55:09" (1/1) ... [2019-11-20 22:55:10,396 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:55:09" (1/1) ... [2019-11-20 22:55:10,440 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 22:55:10,454 INFO L168 Benchmark]: Toolchain (without parser) took 6152.02 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 897.8 MB in the end (delta: 63.8 MB). Peak memory consumption was 63.9 MB. Max. memory is 12.5 GB. [2019-11-20 22:55:10,455 INFO L168 Benchmark]: CDTParser took 0.54 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. [2019-11-20 22:55:10,458 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5480.32 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 926.5 MB in the end (delta: 35.2 MB). Peak memory consumption was 56.7 MB. Max. memory is 12.5 GB. [2019-11-20 22:55:10,462 INFO L168 Benchmark]: Boogie Procedure Inliner took 323.41 ms. Allocated memory is still 1.0 GB. Free memory was 926.5 MB in the beginning and 909.3 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-20 22:55:10,468 INFO L168 Benchmark]: Boogie Preprocessor took 328.47 ms. Allocated memory is still 1.0 GB. Free memory was 909.3 MB in the beginning and 897.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-20 22:55:10,480 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.54 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 5480.32 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 926.5 MB in the end (delta: 35.2 MB). Peak memory consumption was 56.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 323.41 ms. Allocated memory is still 1.0 GB. Free memory was 926.5 MB in the beginning and 909.3 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 328.47 ms. Allocated memory is still 1.0 GB. Free memory was 909.3 MB in the beginning and 897.8 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...