./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded/pals_floodmax.4.1.ufo.BOUNDED-8.pals.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 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.4.1.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 188aaf9001adccb91c68b27294cad7318066e2a0 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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.4.1.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 188aaf9001adccb91c68b27294cad7318066e2a0 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 21:19:21,096 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:19:21,104 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:19:21,139 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:19:21,140 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:19:21,143 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:19:21,151 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:19:21,165 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:19:21,168 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:19:21,173 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:19:21,175 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:19:21,178 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:19:21,179 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:19:21,183 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:19:21,185 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:19:21,192 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:19:21,194 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:19:21,198 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:19:21,206 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:19:21,211 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:19:21,227 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:19:21,235 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:19:21,239 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:19:21,243 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:19:21,250 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:19:21,253 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:19:21,253 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:19:21,257 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:19:21,258 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:19:21,262 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:19:21,262 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:19:21,263 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:19:21,268 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:19:21,270 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:19:21,273 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:19:21,274 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:19:21,276 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:19:21,276 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:19:21,277 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:19:21,279 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:19:21,281 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:19:21,282 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 21:19:21,328 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:19:21,330 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:19:21,335 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:19:21,337 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:19:21,337 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:19:21,338 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:19:21,339 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:19:21,339 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 21:19:21,340 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:19:21,340 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:19:21,343 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:19:21,343 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:19:21,344 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:19:21,344 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:19:21,345 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:19:21,345 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:19:21,347 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:19:21,347 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:19:21,348 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:19:21,348 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:19:21,348 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:19:21,348 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:19:21,350 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:19:21,350 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:19:21,350 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:19:21,351 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:19:21,352 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 21:19:21,352 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 21:19:21,352 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:19:21,355 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 -> 188aaf9001adccb91c68b27294cad7318066e2a0 [2019-11-24 21:19:22,051 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:19:22,081 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:19:22,087 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:19:22,095 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:19:22,098 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:19:22,099 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_floodmax.4.1.ufo.BOUNDED-8.pals.c [2019-11-24 21:19:22,259 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/402f77a26/cf81c8e0ae6a413190a70cc8b89e3daf/FLAG5679a5ff9 [2019-11-24 21:19:23,414 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:19:23,417 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_floodmax.4.1.ufo.BOUNDED-8.pals.c [2019-11-24 21:19:23,478 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/402f77a26/cf81c8e0ae6a413190a70cc8b89e3daf/FLAG5679a5ff9 [2019-11-24 21:19:23,509 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/402f77a26/cf81c8e0ae6a413190a70cc8b89e3daf [2019-11-24 21:19:23,514 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:19:23,516 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:19:23,534 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:19:23,534 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:19:23,539 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:19:23,540 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:19:23" (1/1) ... [2019-11-24 21:19:23,547 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 24.11 09:19:23, skipping insertion in model container [2019-11-24 21:19:23,548 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:19:23" (1/1) ... [2019-11-24 21:19:23,557 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:19:23,675 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:19:24,593 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:19:24,614 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:19:24,842 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:19:24,876 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:19:24,878 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:24 WrapperNode [2019-11-24 21:19:24,878 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:19:24,879 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:19:24,880 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:19:24,880 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:19:24,890 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:24" (1/1) ... [2019-11-24 21:19:24,931 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:24" (1/1) ... [2019-11-24 21:19:25,032 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:19:25,035 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:19:25,036 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:19:25,036 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:19:25,049 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:24" (1/1) ... [2019-11-24 21:19:25,050 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:24" (1/1) ... [2019-11-24 21:19:25,058 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:24" (1/1) ... [2019-11-24 21:19:25,059 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:24" (1/1) ... [2019-11-24 21:19:25,120 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:24" (1/1) ... [2019-11-24 21:19:25,171 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:24" (1/1) ... [2019-11-24 21:19:25,187 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:24" (1/1) ... [2019-11-24 21:19:25,211 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:19:25,222 INFO L168 Benchmark]: Toolchain (without parser) took 1699.57 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 972.6 MB in the end (delta: -10.9 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:19:25,228 INFO L168 Benchmark]: CDTParser took 3.37 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. [2019-11-24 21:19:25,232 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1344.88 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. [2019-11-24 21:19:25,235 INFO L168 Benchmark]: Boogie Procedure Inliner took 155.84 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. [2019-11-24 21:19:25,240 INFO L168 Benchmark]: Boogie Preprocessor took 177.19 ms. Allocated memory is still 1.0 GB. Free memory is still 972.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:19:25,251 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.37 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 1344.88 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 155.84 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 177.19 ms. Allocated memory is still 1.0 GB. Free memory is still 972.6 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-32f2683 [2019-11-24 21:19:29,190 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:19:29,196 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:19:29,229 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:19:29,231 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:19:29,233 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:19:29,245 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:19:29,260 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:19:29,264 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:19:29,272 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:19:29,273 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:19:29,279 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:19:29,280 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:19:29,285 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:19:29,289 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:19:29,295 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:19:29,296 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:19:29,301 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:19:29,307 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:19:29,315 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:19:29,324 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:19:29,331 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:19:29,333 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:19:29,339 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:19:29,347 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:19:29,347 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:19:29,348 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:19:29,352 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:19:29,352 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:19:29,356 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:19:29,356 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:19:29,357 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:19:29,360 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:19:29,363 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:19:29,366 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:19:29,367 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:19:29,369 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:19:29,370 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:19:29,370 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:19:29,372 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:19:29,375 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:19:29,377 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 21:19:29,417 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:19:29,419 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:19:29,423 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:19:29,423 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:19:29,425 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:19:29,425 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:19:29,425 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:19:29,428 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:19:29,428 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:19:29,429 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:19:29,430 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:19:29,430 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:19:29,431 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:19:29,433 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 21:19:29,433 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 21:19:29,434 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:19:29,434 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:19:29,434 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:19:29,435 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:19:29,436 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:19:29,436 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:19:29,439 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:19:29,439 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:19:29,440 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:19:29,440 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:19:29,440 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:19:29,440 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:19:29,441 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 21:19:29,441 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 21:19:29,441 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:19:29,445 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 21:19:29,445 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 -> 188aaf9001adccb91c68b27294cad7318066e2a0 [2019-11-24 21:19:30,084 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:19:30,112 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:19:30,119 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:19:30,123 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:19:30,126 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:19:30,127 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_floodmax.4.1.ufo.BOUNDED-8.pals.c [2019-11-24 21:19:30,277 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/50d518662/0a32a32d1a6941eeb5d851f7406dbe87/FLAG9dd4ff8f1 [2019-11-24 21:19:31,525 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:19:31,526 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_floodmax.4.1.ufo.BOUNDED-8.pals.c [2019-11-24 21:19:31,561 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/50d518662/0a32a32d1a6941eeb5d851f7406dbe87/FLAG9dd4ff8f1 [2019-11-24 21:19:31,602 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/50d518662/0a32a32d1a6941eeb5d851f7406dbe87 [2019-11-24 21:19:31,611 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:19:31,615 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:19:31,620 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:19:31,620 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:19:31,628 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:19:31,631 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:19:31" (1/1) ... [2019-11-24 21:19:31,637 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 24.11 09:19:31, skipping insertion in model container [2019-11-24 21:19:31,638 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:19:31" (1/1) ... [2019-11-24 21:19:31,658 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:19:31,773 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:19:32,711 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:19:32,741 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:19:33,018 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:19:33,056 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:19:33,057 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:33 WrapperNode [2019-11-24 21:19:33,057 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:19:33,058 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:19:33,059 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:19:33,060 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:19:33,079 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:33" (1/1) ... [2019-11-24 21:19:33,123 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:33" (1/1) ... [2019-11-24 21:19:33,233 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:19:33,238 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:19:33,238 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:19:33,239 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:19:33,258 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:33" (1/1) ... [2019-11-24 21:19:33,261 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:33" (1/1) ... [2019-11-24 21:19:33,274 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:33" (1/1) ... [2019-11-24 21:19:33,275 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:33" (1/1) ... [2019-11-24 21:19:33,324 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:33" (1/1) ... [2019-11-24 21:19:33,382 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:33" (1/1) ... [2019-11-24 21:19:33,397 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:19:33" (1/1) ... [2019-11-24 21:19:33,420 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:19:33,428 INFO L168 Benchmark]: Toolchain (without parser) took 1811.13 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 962.7 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.8 MB. Max. memory is 12.5 GB. [2019-11-24 21:19:33,432 INFO L168 Benchmark]: CDTParser took 3.52 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. [2019-11-24 21:19:33,435 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1437.96 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 974.2 MB in the end (delta: -6.7 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-24 21:19:33,437 INFO L168 Benchmark]: Boogie Procedure Inliner took 179.32 ms. Allocated memory is still 1.0 GB. Free memory was 974.2 MB in the beginning and 968.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:19:33,441 INFO L168 Benchmark]: Boogie Preprocessor took 183.68 ms. Allocated memory is still 1.0 GB. Free memory was 968.4 MB in the beginning and 962.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:19:33,452 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.52 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 1437.96 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 974.2 MB in the end (delta: -6.7 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 179.32 ms. Allocated memory is still 1.0 GB. Free memory was 974.2 MB in the beginning and 968.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 183.68 ms. Allocated memory is still 1.0 GB. Free memory was 968.4 MB in the beginning and 962.7 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...