./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 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.4.4.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-da95e15 [2019-11-27 10:01:08,159 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:01:08,165 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:01:08,186 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:01:08,188 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:01:08,190 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:01:08,193 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:01:08,221 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:01:08,229 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:01:08,232 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:01:08,235 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:01:08,239 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:01:08,242 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:01:08,248 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:01:08,253 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:01:08,256 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:01:08,261 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:01:08,267 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:01:08,274 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:01:08,278 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:01:08,285 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:01:08,293 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:01:08,295 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:01:08,296 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:01:08,302 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:01:08,303 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:01:08,303 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:01:08,305 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:01:08,308 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:01:08,310 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:01:08,310 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:01:08,311 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:01:08,313 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:01:08,314 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:01:08,317 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:01:08,317 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:01:08,319 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:01:08,320 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:01:08,320 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:01:08,323 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:01:08,328 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:01:08,329 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 10:01:08,356 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:01:08,356 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:01:08,360 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:01:08,361 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:01:08,361 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:01:08,361 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:01:08,361 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:01:08,362 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 10:01:08,362 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:01:08,365 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:01:08,366 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:01:08,366 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:01:08,366 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:01:08,367 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:01:08,367 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:01:08,367 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:01:08,367 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:01:08,368 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:01:08,368 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:01:08,368 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:01:08,368 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:01:08,369 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:01:08,369 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:01:08,370 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:01:08,370 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:01:08,370 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 10:01:08,372 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 10:01:08,372 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:01:08,372 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 [2019-11-27 10:01:09,042 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:01:09,075 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:01:09,081 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:01:09,083 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:01:09,089 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:01:09,090 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_floodmax.4.4.ufo.UNBOUNDED.pals.c [2019-11-27 10:01:09,243 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8d3c34fce/4e12e239c65a4211bca9e9eda34dbb8c/FLAG824955578 [2019-11-27 10:01:10,437 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:01:10,438 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_floodmax.4.4.ufo.UNBOUNDED.pals.c [2019-11-27 10:01:10,477 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8d3c34fce/4e12e239c65a4211bca9e9eda34dbb8c/FLAG824955578 [2019-11-27 10:01:10,517 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8d3c34fce/4e12e239c65a4211bca9e9eda34dbb8c [2019-11-27 10:01:10,528 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:01:10,530 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:01:10,536 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:01:10,537 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:01:10,543 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:01:10,544 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:01:10" (1/1) ... [2019-11-27 10:01:10,553 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 10:01:10,554 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:01:10" (1/1) ... [2019-11-27 10:01:10,575 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:01:10,691 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:01:11,636 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:01:11,658 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:01:11,909 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:01:11,950 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:01:11,952 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:11 WrapperNode [2019-11-27 10:01:11,953 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:01:11,954 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:01:11,954 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:01:11,954 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:01:11,969 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:11" (1/1) ... [2019-11-27 10:01:12,016 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:11" (1/1) ... [2019-11-27 10:01:12,122 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:01:12,124 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:01:12,124 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:01:12,125 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:01:12,139 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:11" (1/1) ... [2019-11-27 10:01:12,140 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:11" (1/1) ... [2019-11-27 10:01:12,148 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:11" (1/1) ... [2019-11-27 10:01:12,149 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:11" (1/1) ... [2019-11-27 10:01:12,209 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:11" (1/1) ... [2019-11-27 10:01:12,279 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:11" (1/1) ... [2019-11-27 10:01:12,303 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:11" (1/1) ... [2019-11-27 10:01:12,326 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:01:12,337 INFO L168 Benchmark]: Toolchain (without parser) took 1800.17 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 966.8 MB in the end (delta: 584.6 kB). Peak memory consumption was 650.2 kB. Max. memory is 12.5 GB. [2019-11-27 10:01:12,343 INFO L168 Benchmark]: CDTParser took 0.32 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:01:12,344 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1416.77 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 978.3 MB in the end (delta: -10.9 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:01:12,353 INFO L168 Benchmark]: Boogie Procedure Inliner took 169.92 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 10:01:12,354 INFO L168 Benchmark]: Boogie Preprocessor took 203.69 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 10:01:12,367 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 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1416.77 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 978.3 MB in the end (delta: -10.9 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 169.92 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 203.69 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 10:01:16,353 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:01:16,357 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:01:16,382 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:01:16,385 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:01:16,400 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:01:16,404 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:01:16,423 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:01:16,426 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:01:16,431 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:01:16,437 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:01:16,441 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:01:16,444 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:01:16,448 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:01:16,454 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:01:16,459 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:01:16,460 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:01:16,468 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:01:16,474 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:01:16,483 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:01:16,491 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:01:16,499 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:01:16,503 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:01:16,508 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:01:16,515 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:01:16,516 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:01:16,518 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:01:16,522 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:01:16,523 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:01:16,525 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:01:16,529 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:01:16,530 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:01:16,531 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:01:16,536 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:01:16,538 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:01:16,539 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:01:16,544 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:01:16,546 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:01:16,546 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:01:16,547 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:01:16,553 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:01:16,554 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 10:01:16,596 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:01:16,599 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:01:16,602 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:01:16,604 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:01:16,605 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:01:16,607 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:01:16,607 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:01:16,608 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:01:16,608 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:01:16,608 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:01:16,611 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:01:16,611 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:01:16,612 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 10:01:16,613 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 10:01:16,613 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:01:16,614 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:01:16,615 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:01:16,615 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:01:16,618 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:01:16,618 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:01:16,619 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:01:16,619 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:01:16,619 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:01:16,620 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:01:16,621 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:01:16,621 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:01:16,624 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 10:01:16,624 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 10:01:16,625 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:01:16,625 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 10:01:16,627 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 [2019-11-27 10:01:17,274 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:01:17,301 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:01:17,307 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:01:17,312 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:01:17,315 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:01:17,317 INFO L428 ainManager$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 [2019-11-27 10:01:17,480 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0fbaed7b1/806964855fca43f2ac7cdfa64ab9c237/FLAG620e2ea38 [2019-11-27 10:01:18,672 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:01:18,678 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_floodmax.4.4.ufo.UNBOUNDED.pals.c [2019-11-27 10:01:18,715 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0fbaed7b1/806964855fca43f2ac7cdfa64ab9c237/FLAG620e2ea38 [2019-11-27 10:01:18,749 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0fbaed7b1/806964855fca43f2ac7cdfa64ab9c237 [2019-11-27 10:01:18,756 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:01:18,759 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:01:18,774 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:01:18,774 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:01:18,781 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:01:18,785 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:01:18" (1/1) ... [2019-11-27 10:01:18,789 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ef5a3f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:18, skipping insertion in model container [2019-11-27 10:01:18,790 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:01:18" (1/1) ... [2019-11-27 10:01:18,800 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:01:18,929 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:01:19,916 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:01:19,952 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:01:20,208 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:01:20,239 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:01:20,240 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:20 WrapperNode [2019-11-27 10:01:20,241 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:01:20,242 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:01:20,242 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:01:20,243 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:01:20,255 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 10:01:20,298 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 10:01:20,416 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:01:20,417 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:01:20,417 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:01:20,418 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:01:20,434 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 10:01:20,434 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 10:01:20,452 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 10:01:20,453 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 10:01:20,512 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 10:01:20,566 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 10:01:20,583 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 10:01:20,603 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:01:20,615 INFO L168 Benchmark]: Toolchain (without parser) took 1850.15 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 961.3 MB in the end (delta: 6.2 MB). Peak memory consumption was 6.2 MB. Max. memory is 12.5 GB. [2019-11-27 10:01:20,616 INFO L168 Benchmark]: CDTParser took 0.38 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:01:20,621 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1467.49 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 20.5 MB. Max. memory is 12.5 GB. [2019-11-27 10:01:20,622 INFO L168 Benchmark]: Boogie Procedure Inliner took 174.86 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. [2019-11-27 10:01:20,623 INFO L168 Benchmark]: Boogie Preprocessor took 188.83 ms. Allocated memory is still 1.0 GB. Free memory was 972.7 MB in the beginning and 961.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 10:01:20,635 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1467.49 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 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 174.86 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 188.83 ms. Allocated memory is still 1.0 GB. Free memory was 972.7 MB in the beginning and 961.3 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...