./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded/pals_floodmax.4.4.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_floodmax.4.4.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 f3a4bbf292200fb53b29f4a8bdd06de9704e1de7 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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.4.4.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 f3a4bbf292200fb53b29f4a8bdd06de9704e1de7 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 17:13:29,284 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:13:29,290 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:13:29,319 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:13:29,322 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:13:29,324 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:13:29,328 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:13:29,344 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:13:29,347 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:13:29,351 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:13:29,353 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:13:29,361 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:13:29,362 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:13:29,368 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:13:29,371 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:13:29,377 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:13:29,378 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:13:29,383 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:13:29,388 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:13:29,396 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:13:29,404 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:13:29,412 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:13:29,414 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:13:29,416 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:13:29,422 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:13:29,426 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:13:29,426 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:13:29,437 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:13:29,438 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:13:29,439 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:13:29,442 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:13:29,443 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:13:29,444 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:13:29,449 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:13:29,450 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:13:29,451 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:13:29,452 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:13:29,455 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:13:29,455 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:13:29,456 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:13:29,458 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:13:29,461 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:13:29,502 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:13:29,502 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:13:29,506 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:13:29,508 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:13:29,508 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:13:29,509 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:13:29,509 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:13:29,509 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:13:29,511 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:13:29,511 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:13:29,512 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:13:29,513 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:13:29,514 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:13:29,514 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:13:29,515 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:13:29,517 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:13:29,517 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:13:29,517 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:13:29,518 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:13:29,518 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:13:29,518 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:13:29,520 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:13:29,520 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:13:29,520 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:13:29,521 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:13:29,523 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:13:29,523 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:13:29,523 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:13:29,524 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 -> f3a4bbf292200fb53b29f4a8bdd06de9704e1de7 [2019-11-26 17:13:30,031 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:13:30,060 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:13:30,067 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:13:30,068 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:13:30,072 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:13:30,074 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_floodmax.4.4.ufo.UNBOUNDED.pals.c [2019-11-26 17:13:30,228 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d14cd7368/1a8f2efd3eec4206b3e7251c595c06d0/FLAG2ae494a87 [2019-11-26 17:13:31,433 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:13:31,437 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_floodmax.4.4.ufo.UNBOUNDED.pals.c [2019-11-26 17:13:31,486 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d14cd7368/1a8f2efd3eec4206b3e7251c595c06d0/FLAG2ae494a87 [2019-11-26 17:13:31,512 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d14cd7368/1a8f2efd3eec4206b3e7251c595c06d0 [2019-11-26 17:13:31,516 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:13:31,518 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:13:31,528 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:13:31,529 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:13:31,539 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:13:31,540 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:13:31" (1/1) ... [2019-11-26 17:13:31,543 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@34eb2bde and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:31, skipping insertion in model container [2019-11-26 17:13:31,544 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:13:31" (1/1) ... [2019-11-26 17:13:31,553 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:13:31,673 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:13:32,616 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:13:32,636 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:13:32,879 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:13:32,914 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:13:32,915 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:32 WrapperNode [2019-11-26 17:13:32,916 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:13:32,918 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:13:32,918 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:13:32,918 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:13:32,928 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:32" (1/1) ... [2019-11-26 17:13:32,967 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:32" (1/1) ... [2019-11-26 17:13:33,072 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:13:33,076 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:13:33,077 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:13:33,077 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:13:33,096 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:32" (1/1) ... [2019-11-26 17:13:33,097 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:32" (1/1) ... [2019-11-26 17:13:33,107 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:32" (1/1) ... [2019-11-26 17:13:33,108 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:32" (1/1) ... [2019-11-26 17:13:33,167 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:32" (1/1) ... [2019-11-26 17:13:33,225 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:32" (1/1) ... [2019-11-26 17:13:33,239 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:32" (1/1) ... [2019-11-26 17:13:33,266 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:13:33,284 INFO L168 Benchmark]: Toolchain (without parser) took 1756.46 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 966.8 MB in the end (delta: -5.1 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:13:33,286 INFO L168 Benchmark]: CDTParser took 0.32 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 17:13:33,288 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1388.52 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 17:13:33,292 INFO L168 Benchmark]: Boogie Procedure Inliner took 158.05 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 17:13:33,295 INFO L168 Benchmark]: Boogie Preprocessor took 195.41 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 17:13:33,312 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 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 1388.52 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 158.05 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 195.41 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 17:13:37,333 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:13:37,338 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:13:37,371 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:13:37,373 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:13:37,375 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:13:37,380 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:13:37,395 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:13:37,398 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:13:37,404 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:13:37,407 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:13:37,412 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:13:37,413 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:13:37,421 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:13:37,425 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:13:37,428 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:13:37,432 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:13:37,434 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:13:37,437 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:13:37,448 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:13:37,455 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:13:37,461 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:13:37,466 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:13:37,468 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:13:37,475 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:13:37,477 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:13:37,477 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:13:37,480 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:13:37,482 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:13:37,483 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:13:37,485 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:13:37,486 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:13:37,488 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:13:37,491 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:13:37,494 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:13:37,494 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:13:37,497 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:13:37,498 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:13:37,498 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:13:37,502 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:13:37,503 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:13:37,508 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:13:37,544 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:13:37,545 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:13:37,550 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:13:37,550 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:13:37,550 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:13:37,551 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:13:37,551 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:13:37,553 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:13:37,553 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:13:37,553 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:13:37,555 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:13:37,556 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:13:37,556 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:13:37,556 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:13:37,557 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:13:37,559 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:13:37,559 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:13:37,559 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:13:37,560 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:13:37,560 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:13:37,560 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:13:37,562 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:13:37,562 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:13:37,562 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:13:37,563 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:13:37,563 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:13:37,565 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:13:37,565 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:13:37,565 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:13:37,566 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:13:37,567 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 -> f3a4bbf292200fb53b29f4a8bdd06de9704e1de7 [2019-11-26 17:13:38,126 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:13:38,152 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:13:38,159 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:13:38,163 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:13:38,165 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:13:38,167 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_floodmax.4.4.ufo.UNBOUNDED.pals.c [2019-11-26 17:13:38,317 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8b164c5b5/1e1e68949e2849e3a55d269e1671d75a/FLAG0332c62f6 [2019-11-26 17:13:39,530 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:13:39,532 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_floodmax.4.4.ufo.UNBOUNDED.pals.c [2019-11-26 17:13:39,569 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8b164c5b5/1e1e68949e2849e3a55d269e1671d75a/FLAG0332c62f6 [2019-11-26 17:13:39,610 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8b164c5b5/1e1e68949e2849e3a55d269e1671d75a [2019-11-26 17:13:39,621 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:13:39,626 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:13:39,631 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:13:39,631 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:13:39,640 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:13:39,641 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:13:39" (1/1) ... [2019-11-26 17:13:39,651 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70002f10 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:39, skipping insertion in model container [2019-11-26 17:13:39,651 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:13:39" (1/1) ... [2019-11-26 17:13:39,671 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:13:39,786 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:13:40,740 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:13:40,779 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:13:41,054 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:13:41,096 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:13:41,097 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:41 WrapperNode [2019-11-26 17:13:41,097 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:13:41,105 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:13:41,105 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:13:41,106 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:13:41,117 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:41" (1/1) ... [2019-11-26 17:13:41,163 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:41" (1/1) ... [2019-11-26 17:13:41,273 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:13:41,273 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:13:41,273 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:13:41,276 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:13:41,294 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:41" (1/1) ... [2019-11-26 17:13:41,297 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:41" (1/1) ... [2019-11-26 17:13:41,310 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:41" (1/1) ... [2019-11-26 17:13:41,312 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:41" (1/1) ... [2019-11-26 17:13:41,366 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:41" (1/1) ... [2019-11-26 17:13:41,420 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:41" (1/1) ... [2019-11-26 17:13:41,435 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:13:41" (1/1) ... [2019-11-26 17:13:41,463 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:13:41,473 INFO L168 Benchmark]: Toolchain (without parser) took 1844.22 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 967.0 MB in the end (delta: 448.2 kB). Peak memory consumption was 513.7 kB. Max. memory is 12.5 GB. [2019-11-26 17:13:41,480 INFO L168 Benchmark]: CDTParser took 1.80 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. [2019-11-26 17:13:41,484 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1474.15 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 972.7 MB in the end (delta: -5.3 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-26 17:13:41,485 INFO L168 Benchmark]: Boogie Procedure Inliner took 167.83 ms. Allocated memory is still 1.0 GB. Free memory is still 972.7 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:13:41,489 INFO L168 Benchmark]: Boogie Preprocessor took 193.69 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 17:13:41,501 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.80 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 1474.15 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 972.7 MB in the end (delta: -5.3 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 167.83 ms. Allocated memory is still 1.0 GB. Free memory is still 972.7 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 193.69 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. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...