./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded/pals_floodmax.4.ufo.BOUNDED-8.pals.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/pals_floodmax.4.ufo.BOUNDED-8.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 f009bc5547caace29604acaa0bd97ecfbb6d0145 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded/pals_floodmax.4.ufo.BOUNDED-8.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 f009bc5547caace29604acaa0bd97ecfbb6d0145 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 10:01:08,300 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:01:08,305 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:01:08,339 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:01:08,341 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:01:08,344 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:01:08,346 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:01:08,370 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:01:08,374 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:01:08,379 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:01:08,384 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:01:08,387 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:01:08,389 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:01:08,395 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:01:08,400 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:01:08,402 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:01:08,407 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:01:08,412 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:01:08,420 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:01:08,429 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:01:08,437 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:01:08,445 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:01:08,448 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:01:08,455 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:01:08,463 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:01:08,463 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:01:08,464 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:01:08,466 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:01:08,467 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:01:08,471 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:01:08,471 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:01:08,472 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:01:08,476 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:01:08,478 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:01:08,481 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:01:08,485 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:01:08,486 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:01:08,486 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:01:08,487 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:01:08,488 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:01:08,496 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:01:08,497 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 10:01:08,535 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:01:08,539 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:01:08,542 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:01:08,544 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:01:08,544 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:01:08,545 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:01:08,546 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:01:08,546 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 10:01:08,546 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:01:08,549 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:01:08,550 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:01:08,551 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:01:08,551 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:01:08,552 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:01:08,552 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:01:08,552 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:01:08,554 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:01:08,554 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:01:08,554 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:01:08,557 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:01:08,557 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:01:08,557 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:01:08,558 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:01:08,558 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:01:08,559 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:01:08,560 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 10:01:08,560 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 10:01:08,560 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:01:08,563 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 -> f009bc5547caace29604acaa0bd97ecfbb6d0145 [2019-11-27 10:01:09,152 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:01:09,184 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:01:09,191 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:01:09,194 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:01:09,198 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:01:09,200 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_floodmax.4.ufo.BOUNDED-8.pals.c [2019-11-27 10:01:09,364 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f70586b37/0e7e0542bb4a4ae09d2bc3f271fb8aff/FLAG15892f8db [2019-11-27 10:01:10,593 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:01:10,603 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_floodmax.4.ufo.BOUNDED-8.pals.c [2019-11-27 10:01:10,634 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f70586b37/0e7e0542bb4a4ae09d2bc3f271fb8aff/FLAG15892f8db [2019-11-27 10:01:10,674 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f70586b37/0e7e0542bb4a4ae09d2bc3f271fb8aff [2019-11-27 10:01:10,680 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:01:10,683 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:01:10,689 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:01:10,689 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:01:10,695 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:01:10,701 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:01:10" (1/1) ... [2019-11-27 10:01:10,708 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1200897d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:10, skipping insertion in model container [2019-11-27 10:01:10,709 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:01:10" (1/1) ... [2019-11-27 10:01:10,729 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:01:10,842 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:01:11,770 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:01:11,803 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:01:12,045 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:01:12,095 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:01:12,097 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:12 WrapperNode [2019-11-27 10:01:12,097 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:01:12,098 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:01:12,099 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:01:12,099 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:01:12,109 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:12" (1/1) ... [2019-11-27 10:01:12,148 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:12" (1/1) ... [2019-11-27 10:01:12,299 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:01:12,300 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:01:12,300 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:01:12,305 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:01:12,321 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:12" (1/1) ... [2019-11-27 10:01:12,322 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:12" (1/1) ... [2019-11-27 10:01:12,332 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:12" (1/1) ... [2019-11-27 10:01:12,333 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:12" (1/1) ... [2019-11-27 10:01:12,389 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:12" (1/1) ... [2019-11-27 10:01:12,443 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:12" (1/1) ... [2019-11-27 10:01:12,456 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:12" (1/1) ... [2019-11-27 10:01:12,478 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:01:12,487 INFO L168 Benchmark]: Toolchain (without parser) took 1800.16 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. [2019-11-27 10:01:12,492 INFO L168 Benchmark]: CDTParser took 0.41 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:01:12,494 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1409.33 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. [2019-11-27 10:01:12,497 INFO L168 Benchmark]: Boogie Procedure Inliner took 201.69 ms. Allocated memory is still 1.0 GB. Free memory was 978.3 MB in the beginning and 972.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:01:12,501 INFO L168 Benchmark]: Boogie Preprocessor took 180.46 ms. Allocated memory is still 1.0 GB. Free memory was 972.6 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. [2019-11-27 10:01:12,512 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1409.33 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 201.69 ms. Allocated memory is still 1.0 GB. Free memory was 978.3 MB in the beginning and 972.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 180.46 ms. Allocated memory is still 1.0 GB. Free memory was 972.6 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-da95e15 [2019-11-27 10:01:16,451 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:01:16,457 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:01:16,485 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:01:16,487 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:01:16,490 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:01:16,503 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:01:16,519 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:01:16,524 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:01:16,529 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:01:16,535 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:01:16,540 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:01:16,542 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:01:16,546 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:01:16,552 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:01:16,556 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:01:16,560 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:01:16,564 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:01:16,570 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:01:16,580 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:01:16,586 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:01:16,596 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:01:16,598 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:01:16,603 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:01:16,611 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:01:16,612 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:01:16,613 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:01:16,617 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:01:16,618 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:01:16,619 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:01:16,621 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:01:16,622 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:01:16,625 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:01:16,631 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:01:16,635 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:01:16,638 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:01:16,640 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:01:16,644 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:01:16,644 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:01:16,646 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:01:16,648 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:01:16,649 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 10:01:16,691 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:01:16,692 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:01:16,696 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:01:16,698 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:01:16,698 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:01:16,699 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:01:16,701 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:01:16,701 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:01:16,701 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:01:16,702 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:01:16,703 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:01:16,704 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:01:16,706 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 10:01:16,706 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 10:01:16,707 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:01:16,707 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:01:16,707 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:01:16,708 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:01:16,708 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:01:16,711 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:01:16,711 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:01:16,711 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:01:16,712 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:01:16,712 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:01:16,712 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:01:16,713 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:01:16,713 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 10:01:16,713 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 10:01:16,713 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:01:16,716 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 10:01:16,717 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 -> f009bc5547caace29604acaa0bd97ecfbb6d0145 [2019-11-27 10:01:17,318 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:01:17,354 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:01:17,363 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:01:17,365 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:01:17,368 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:01:17,372 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_floodmax.4.ufo.BOUNDED-8.pals.c [2019-11-27 10:01:17,555 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4fe8b52ea/d5d6c1320c7c479fa25557f45a21a0c7/FLAG500e2a31b [2019-11-27 10:01:18,782 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:01:18,783 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_floodmax.4.ufo.BOUNDED-8.pals.c [2019-11-27 10:01:18,820 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4fe8b52ea/d5d6c1320c7c479fa25557f45a21a0c7/FLAG500e2a31b [2019-11-27 10:01:18,848 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4fe8b52ea/d5d6c1320c7c479fa25557f45a21a0c7 [2019-11-27 10:01:18,853 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:01:18,857 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:01:18,873 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:01:18,874 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:01:18,883 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:01:18,884 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:01:18" (1/1) ... [2019-11-27 10:01:18,888 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f9a9c64 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:18, skipping insertion in model container [2019-11-27 10:01:18,888 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:01:18" (1/1) ... [2019-11-27 10:01:18,898 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:01:19,027 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:01:19,928 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:01:19,964 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:01:20,230 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:01:20,273 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:01:20,275 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:20 WrapperNode [2019-11-27 10:01:20,275 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:01:20,276 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:01:20,276 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:01:20,276 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:01:20,290 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:20" (1/1) ... [2019-11-27 10:01:20,333 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:20" (1/1) ... [2019-11-27 10:01:20,449 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:01:20,450 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:01:20,450 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:01:20,450 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:01:20,469 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:20" (1/1) ... [2019-11-27 10:01:20,469 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:20" (1/1) ... [2019-11-27 10:01:20,485 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:20" (1/1) ... [2019-11-27 10:01:20,486 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:20" (1/1) ... [2019-11-27 10:01:20,539 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:20" (1/1) ... [2019-11-27 10:01:20,589 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:20" (1/1) ... [2019-11-27 10:01:20,605 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:20" (1/1) ... [2019-11-27 10:01:20,636 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:01:20,645 INFO L168 Benchmark]: Toolchain (without parser) took 1782.62 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 962.5 MB in the end (delta: -841.3 kB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:01:20,649 INFO L168 Benchmark]: CDTParser took 4.17 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. [2019-11-27 10:01:20,652 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1402.46 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 974.0 MB in the end (delta: -12.3 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:01:20,659 INFO L168 Benchmark]: Boogie Procedure Inliner took 173.84 ms. Allocated memory is still 1.0 GB. Free memory was 974.0 MB in the beginning and 968.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:01:20,660 INFO L168 Benchmark]: Boogie Preprocessor took 186.71 ms. Allocated memory is still 1.0 GB. Free memory was 968.3 MB in the beginning and 962.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:01:20,672 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 4.17 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 1402.46 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 974.0 MB in the end (delta: -12.3 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 173.84 ms. Allocated memory is still 1.0 GB. Free memory was 974.0 MB in the beginning and 968.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 186.71 ms. Allocated memory is still 1.0 GB. Free memory was 968.3 MB in the beginning and 962.5 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...