./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded/pals_floodmax.4_overflow.ufo.UNBOUNDED.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_overflow.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 26352588a31b6fcf2ba3eba49564cd1e7c7bd820 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_overflow.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 26352588a31b6fcf2ba3eba49564cd1e7c7bd820 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 23:06:07,068 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:06:07,076 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:06:07,110 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:06:07,112 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:06:07,117 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:06:07,119 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:06:07,138 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:06:07,140 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:06:07,145 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:06:07,148 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:06:07,153 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:06:07,157 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:06:07,162 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:06:07,166 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:06:07,171 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:06:07,173 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:06:07,178 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:06:07,186 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:06:07,196 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:06:07,203 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:06:07,209 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:06:07,212 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:06:07,218 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:06:07,224 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:06:07,227 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:06:07,227 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:06:07,230 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:06:07,233 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:06:07,234 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:06:07,235 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:06:07,236 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:06:07,238 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:06:07,243 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:06:07,245 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:06:07,246 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:06:07,249 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:06:07,249 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:06:07,250 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:06:07,255 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:06:07,260 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:06:07,261 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 23:06:07,301 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:06:07,302 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:06:07,311 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:06:07,311 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:06:07,312 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:06:07,312 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:06:07,313 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 23:06:07,313 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 23:06:07,316 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 23:06:07,316 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:06:07,317 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:06:07,318 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:06:07,318 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:06:07,319 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 23:06:07,319 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:06:07,319 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:06:07,319 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:06:07,323 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:06:07,323 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:06:07,324 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:06:07,324 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:06:07,324 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:06:07,324 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:06:07,325 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:06:07,325 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:06:07,325 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 23:06:07,326 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 23:06:07,326 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:06:07,328 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 -> 26352588a31b6fcf2ba3eba49564cd1e7c7bd820 [2019-11-25 23:06:07,838 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:06:07,871 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:06:07,878 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:06:07,881 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:06:07,886 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:06:07,887 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_floodmax.4_overflow.ufo.UNBOUNDED.pals.c [2019-11-25 23:06:08,057 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c23ba4e7b/70f6947288c04b3e94e9a4f01fb978e2/FLAG3739414b9 [2019-11-25 23:06:09,301 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:06:09,305 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_floodmax.4_overflow.ufo.UNBOUNDED.pals.c [2019-11-25 23:06:09,344 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c23ba4e7b/70f6947288c04b3e94e9a4f01fb978e2/FLAG3739414b9 [2019-11-25 23:06:09,377 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c23ba4e7b/70f6947288c04b3e94e9a4f01fb978e2 [2019-11-25 23:06:09,382 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:06:09,384 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:06:09,393 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:06:09,393 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:06:09,408 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:06:09,410 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:06:09" (1/1) ... [2019-11-25 23:06:09,417 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 25.11 11:06:09, skipping insertion in model container [2019-11-25 23:06:09,417 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:06:09" (1/1) ... [2019-11-25 23:06:09,427 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:06:09,556 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:06:10,504 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:06:10,542 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:06:10,784 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:06:10,815 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:06:10,816 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:06:10 WrapperNode [2019-11-25 23:06:10,817 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:06:10,818 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:06:10,819 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:06:10,819 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:06:10,833 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 23:06:10,873 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 23:06:10,983 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:06:10,989 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:06:10,989 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:06:10,990 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:06:11,008 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 23:06:11,009 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 23:06:11,016 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 23:06:11,017 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 23:06:11,075 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 23:06:11,123 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 23:06:11,142 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 23:06:11,166 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:06:11,186 INFO L168 Benchmark]: Toolchain (without parser) took 1787.77 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 962.5 MB in the end (delta: -780.1 kB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 23:06:11,187 INFO L168 Benchmark]: CDTParser took 0.37 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. [2019-11-25 23:06:11,188 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1424.23 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 973.9 MB in the end (delta: -12.2 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-25 23:06:11,193 INFO L168 Benchmark]: Boogie Procedure Inliner took 170.34 ms. Allocated memory is still 1.0 GB. Free memory was 973.9 MB in the beginning and 968.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:06:11,197 INFO L168 Benchmark]: Boogie Preprocessor took 179.68 ms. Allocated memory is still 1.0 GB. Free memory was 968.2 MB in the beginning and 962.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:06:11,210 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37 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 1424.23 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 973.9 MB in the end (delta: -12.2 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 170.34 ms. Allocated memory is still 1.0 GB. Free memory was 973.9 MB in the beginning and 968.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 179.68 ms. Allocated memory is still 1.0 GB. Free memory was 968.2 MB in the beginning and 962.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-65d6cd2 [2019-11-25 23:06:15,279 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:06:15,285 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:06:15,321 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:06:15,323 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:06:15,324 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:06:15,330 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:06:15,346 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:06:15,350 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:06:15,357 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:06:15,360 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:06:15,365 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:06:15,369 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:06:15,373 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:06:15,378 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:06:15,380 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:06:15,385 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:06:15,388 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:06:15,397 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:06:15,405 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:06:15,414 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:06:15,419 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:06:15,422 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:06:15,427 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:06:15,435 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:06:15,435 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:06:15,438 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:06:15,440 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:06:15,443 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:06:15,444 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:06:15,446 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:06:15,447 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:06:15,449 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:06:15,453 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:06:15,459 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:06:15,459 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:06:15,461 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:06:15,463 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:06:15,463 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:06:15,464 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:06:15,470 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:06:15,471 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 23:06:15,511 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:06:15,511 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:06:15,515 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:06:15,518 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:06:15,518 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:06:15,519 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:06:15,519 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 23:06:15,519 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 23:06:15,520 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:06:15,520 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:06:15,524 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:06:15,524 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:06:15,525 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 23:06:15,525 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 23:06:15,526 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 23:06:15,526 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:06:15,526 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:06:15,527 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:06:15,527 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:06:15,529 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:06:15,529 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:06:15,529 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:06:15,530 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:06:15,530 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:06:15,530 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:06:15,532 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:06:15,532 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 23:06:15,532 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 23:06:15,533 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:06:15,535 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 23:06:15,536 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 -> 26352588a31b6fcf2ba3eba49564cd1e7c7bd820 [2019-11-25 23:06:16,109 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:06:16,142 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:06:16,150 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:06:16,157 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:06:16,158 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:06:16,160 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_floodmax.4_overflow.ufo.UNBOUNDED.pals.c [2019-11-25 23:06:16,319 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3de313942/f4aac843085b45afb092f6db49d44abe/FLAG89508df0d [2019-11-25 23:06:17,540 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:06:17,541 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_floodmax.4_overflow.ufo.UNBOUNDED.pals.c [2019-11-25 23:06:17,577 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3de313942/f4aac843085b45afb092f6db49d44abe/FLAG89508df0d [2019-11-25 23:06:17,619 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3de313942/f4aac843085b45afb092f6db49d44abe [2019-11-25 23:06:17,627 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:06:17,635 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:06:17,640 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:06:17,642 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:06:17,652 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:06:17,654 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:06:17" (1/1) ... [2019-11-25 23:06:17,664 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 23:06:17,667 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:06:17" (1/1) ... [2019-11-25 23:06:17,688 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:06:17,804 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:06:18,813 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:06:18,852 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:06:19,148 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:06:19,189 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:06:19,190 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:06:19 WrapperNode [2019-11-25 23:06:19,190 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:06:19,205 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:06:19,205 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:06:19,206 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:06:19,230 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:06:19" (1/1) ... [2019-11-25 23:06:19,296 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:06:19" (1/1) ... [2019-11-25 23:06:19,452 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:06:19,454 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:06:19,454 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:06:19,456 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:06:19,487 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:06:19" (1/1) ... [2019-11-25 23:06:19,490 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:06:19" (1/1) ... [2019-11-25 23:06:19,506 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:06:19" (1/1) ... [2019-11-25 23:06:19,511 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:06:19" (1/1) ... [2019-11-25 23:06:19,576 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:06:19" (1/1) ... [2019-11-25 23:06:19,632 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:06:19" (1/1) ... [2019-11-25 23:06:19,654 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:06:19" (1/1) ... [2019-11-25 23:06:19,677 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:06:19,692 INFO L168 Benchmark]: Toolchain (without parser) took 2050.66 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 962.7 MB in the end (delta: -969.8 kB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 23:06:19,699 INFO L168 Benchmark]: CDTParser took 3.63 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 23:06:19,701 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1550.64 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 974.1 MB in the end (delta: -12.4 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-25 23:06:19,705 INFO L168 Benchmark]: Boogie Procedure Inliner took 248.80 ms. Allocated memory is still 1.0 GB. Free memory is still 968.4 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 23:06:19,708 INFO L168 Benchmark]: Boogie Preprocessor took 228.16 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. [2019-11-25 23:06:19,722 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.63 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 1550.64 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 974.1 MB in the end (delta: -12.4 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 248.80 ms. Allocated memory is still 1.0 GB. Free memory is still 968.4 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 228.16 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...