./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded/pals_floodmax.4.ufo.BOUNDED-8.pals.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded/pals_floodmax.4.ufo.BOUNDED-8.pals.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f009bc5547caace29604acaa0bd97ecfbb6d0145 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded/pals_floodmax.4.ufo.BOUNDED-8.pals.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f009bc5547caace29604acaa0bd97ecfbb6d0145 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 23:06:07,041 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:06:07,048 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:06:07,083 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:06:07,085 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:06:07,087 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:06:07,094 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:06:07,098 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:06:07,118 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:06:07,121 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:06:07,124 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:06:07,127 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:06:07,131 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:06:07,135 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:06:07,138 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:06:07,142 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:06:07,148 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:06:07,154 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:06:07,158 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:06:07,165 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:06:07,170 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:06:07,178 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:06:07,183 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:06:07,189 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:06:07,197 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:06:07,197 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:06:07,198 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:06:07,202 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:06:07,202 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:06:07,206 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:06:07,207 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:06:07,208 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:06:07,212 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:06:07,213 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:06:07,218 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:06:07,218 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:06:07,222 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:06:07,222 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:06:07,223 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:06:07,227 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:06:07,230 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:06:07,234 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 23:06:07,272 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:06:07,276 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:06:07,281 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:06:07,281 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:06:07,282 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:06:07,282 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:06:07,282 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 23:06:07,284 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 23:06:07,284 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 23:06:07,284 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:06:07,287 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:06:07,287 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:06:07,288 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:06:07,288 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 23:06:07,288 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:06:07,291 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:06:07,291 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:06:07,291 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:06:07,292 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:06:07,292 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:06:07,292 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:06:07,293 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:06:07,295 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:06:07,295 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:06:07,296 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:06:07,296 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 23:06:07,296 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 23:06:07,297 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:06:07,300 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f009bc5547caace29604acaa0bd97ecfbb6d0145 [2019-11-25 23:06:07,896 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:06:07,925 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:06:07,931 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:06:07,937 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:06:07,938 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:06:07,939 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_floodmax.4.ufo.BOUNDED-8.pals.c [2019-11-25 23:06:08,100 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/85557a0ac/2339b09eebb64eada8062eee8f01efaa/FLAGa6aefc957 [2019-11-25 23:06:09,328 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:06:09,328 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_floodmax.4.ufo.BOUNDED-8.pals.c [2019-11-25 23:06:09,387 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/85557a0ac/2339b09eebb64eada8062eee8f01efaa/FLAGa6aefc957 [2019-11-25 23:06:09,416 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/85557a0ac/2339b09eebb64eada8062eee8f01efaa [2019-11-25 23:06:09,421 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:06:09,423 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:06:09,433 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:06:09,433 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:06:09,444 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:06:09,445 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:06:09" (1/1) ... [2019-11-25 23:06:09,452 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 25.11 11:06:09, skipping insertion in model container [2019-11-25 23:06:09,452 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:06:09" (1/1) ... [2019-11-25 23:06:09,462 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:06:09,591 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:06:10,528 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:06:10,569 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:06:10,816 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:06:10,849 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:06:10,850 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:06:10 WrapperNode [2019-11-25 23:06:10,851 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:06:10,852 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:06:10,853 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:06:10,853 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:06:10,863 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:06:10" (1/1) ... [2019-11-25 23:06:10,902 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:06:10" (1/1) ... [2019-11-25 23:06:11,006 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:06:11,010 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:06:11,010 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:06:11,011 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:06:11,029 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:06:10" (1/1) ... [2019-11-25 23:06:11,030 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:06:10" (1/1) ... [2019-11-25 23:06:11,039 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:06:10" (1/1) ... [2019-11-25 23:06:11,039 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:06:10" (1/1) ... [2019-11-25 23:06:11,095 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:06:10" (1/1) ... [2019-11-25 23:06:11,153 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:06:10" (1/1) ... [2019-11-25 23:06:11,170 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:06:10" (1/1) ... [2019-11-25 23:06:11,194 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:06:11,206 INFO L168 Benchmark]: Toolchain (without parser) took 1775.41 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. [2019-11-25 23:06:11,209 INFO L168 Benchmark]: CDTParser took 2.77 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. [2019-11-25 23:06:11,212 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1419.23 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. [2019-11-25 23:06:11,218 INFO L168 Benchmark]: Boogie Procedure Inliner took 157.41 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. [2019-11-25 23:06:11,220 INFO L168 Benchmark]: Boogie Preprocessor took 185.66 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. [2019-11-25 23:06:11,230 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.77 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 1419.23 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 157.41 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 185.66 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 0.1.24-65d6cd2 [2019-11-25 23:06:15,030 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:06:15,038 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:06:15,073 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:06:15,075 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:06:15,078 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:06:15,080 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:06:15,106 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:06:15,109 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:06:15,115 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:06:15,120 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:06:15,124 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:06:15,126 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:06:15,134 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:06:15,136 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:06:15,139 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:06:15,143 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:06:15,148 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:06:15,155 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:06:15,164 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:06:15,170 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:06:15,178 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:06:15,180 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:06:15,187 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:06:15,194 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:06:15,195 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:06:15,195 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:06:15,199 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:06:15,200 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:06:15,201 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:06:15,203 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:06:15,204 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:06:15,206 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:06:15,212 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:06:15,213 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:06:15,214 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:06:15,215 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:06:15,220 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:06:15,220 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:06:15,223 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:06:15,225 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:06:15,226 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 23:06:15,267 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:06:15,269 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:06:15,274 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:06:15,277 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:06:15,277 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:06:15,278 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:06:15,278 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 23:06:15,278 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 23:06:15,279 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:06:15,279 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:06:15,280 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:06:15,282 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:06:15,282 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 23:06:15,283 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 23:06:15,285 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 23:06:15,285 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:06:15,286 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:06:15,286 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:06:15,286 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:06:15,287 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:06:15,288 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:06:15,288 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:06:15,288 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:06:15,291 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:06:15,291 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:06:15,292 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:06:15,292 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 23:06:15,292 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 23:06:15,292 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:06:15,294 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 23:06:15,295 INFO L138 SettingsManager]: * Logic for external solver=AUFBV Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f009bc5547caace29604acaa0bd97ecfbb6d0145 [2019-11-25 23:06:15,845 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:06:15,872 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:06:15,881 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:06:15,883 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:06:15,889 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:06:15,891 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_floodmax.4.ufo.BOUNDED-8.pals.c [2019-11-25 23:06:16,041 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7d63022d7/4376cf2b161b4203b10aadb0e0ad850f/FLAG047c862dd [2019-11-25 23:06:17,310 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:06:17,311 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_floodmax.4.ufo.BOUNDED-8.pals.c [2019-11-25 23:06:17,344 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7d63022d7/4376cf2b161b4203b10aadb0e0ad850f/FLAG047c862dd [2019-11-25 23:06:17,388 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7d63022d7/4376cf2b161b4203b10aadb0e0ad850f [2019-11-25 23:06:17,398 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:06:17,402 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:06:17,405 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:06:17,407 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:06:17,414 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:06:17,419 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:06:17" (1/1) ... [2019-11-25 23:06:17,427 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1a0c7b98 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:06:17, skipping insertion in model container [2019-11-25 23:06:17,428 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:06:17" (1/1) ... [2019-11-25 23:06:17,447 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:06:17,565 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:06:18,550 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:06:18,587 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:06:18,887 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:06:18,935 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:06:18,936 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:06:18 WrapperNode [2019-11-25 23:06:18,937 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:06:18,938 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:06:18,938 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:06:18,938 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:06:18,959 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:06:18" (1/1) ... [2019-11-25 23:06:19,005 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:06:18" (1/1) ... [2019-11-25 23:06:19,115 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:06:19,116 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:06:19,116 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:06:19,116 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:06:19,138 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:06:18" (1/1) ... [2019-11-25 23:06:19,138 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:06:18" (1/1) ... [2019-11-25 23:06:19,154 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:06:18" (1/1) ... [2019-11-25 23:06:19,155 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:06:18" (1/1) ... [2019-11-25 23:06:19,216 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:06:18" (1/1) ... [2019-11-25 23:06:19,263 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:06:18" (1/1) ... [2019-11-25 23:06:19,279 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:06:18" (1/1) ... [2019-11-25 23:06:19,306 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:06:19,314 INFO L168 Benchmark]: Toolchain (without parser) took 1907.10 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: 612.7 kB). Peak memory consumption was 678.2 kB. Max. memory is 12.5 GB. [2019-11-25 23:06:19,321 INFO L168 Benchmark]: CDTParser took 0.34 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. [2019-11-25 23:06:19,326 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1531.76 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: -10.8 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:06:19,329 INFO L168 Benchmark]: Boogie Procedure Inliner took 177.80 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. [2019-11-25 23:06:19,330 INFO L168 Benchmark]: Boogie Preprocessor took 191.08 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. [2019-11-25 23:06:19,344 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 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 1531.76 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: -10.8 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 177.80 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 191.08 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...