./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.5.1.ufo.BOUNDED-10.pals.c.v+cfa-reducer.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-reduced/pals_opt-floodmax.5.1.ufo.BOUNDED-10.pals.c.v+cfa-reducer.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 52fe4ba163520d1956fa21a02ff8e14c3219524b ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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-reduced/pals_opt-floodmax.5.1.ufo.BOUNDED-10.pals.c.v+cfa-reducer.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 52fe4ba163520d1956fa21a02ff8e14c3219524b .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 23:12:06,035 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:12:06,038 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:12:06,075 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:12:06,076 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:12:06,080 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:12:06,083 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:12:06,099 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:12:06,104 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:12:06,111 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:12:06,112 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:12:06,118 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:12:06,121 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:12:06,125 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:12:06,130 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:12:06,132 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:12:06,136 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:12:06,139 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:12:06,147 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:12:06,154 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:12:06,162 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:12:06,169 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:12:06,172 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:12:06,176 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:12:06,184 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:12:06,185 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:12:06,185 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:12:06,188 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:12:06,190 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:12:06,191 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:12:06,193 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:12:06,194 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:12:06,196 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:12:06,201 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:12:06,203 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:12:06,203 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:12:06,206 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:12:06,207 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:12:06,207 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:12:06,208 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:12:06,212 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:12:06,213 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 23:12:06,252 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:12:06,254 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:12:06,259 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:12:06,260 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:12:06,260 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:12:06,261 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:12:06,263 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 23:12:06,263 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 23:12:06,264 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 23:12:06,264 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:12:06,265 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:12:06,268 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:12:06,268 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:12:06,269 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 23:12:06,269 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:12:06,269 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:12:06,270 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:12:06,270 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:12:06,271 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:12:06,273 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:12:06,273 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:12:06,273 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:12:06,274 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:12:06,274 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:12:06,274 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:12:06,276 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 23:12:06,276 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 23:12:06,276 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:12:06,279 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 -> 52fe4ba163520d1956fa21a02ff8e14c3219524b [2019-11-25 23:12:06,813 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:12:06,846 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:12:06,854 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:12:06,857 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:12:06,862 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:12:06,863 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.5.1.ufo.BOUNDED-10.pals.c.v+cfa-reducer.c [2019-11-25 23:12:07,019 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bb44a7333/0d49db3f68c242acb64d42680d751397/FLAG72e55c22b [2019-11-25 23:12:08,484 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:12:08,488 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.5.1.ufo.BOUNDED-10.pals.c.v+cfa-reducer.c [2019-11-25 23:12:08,531 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bb44a7333/0d49db3f68c242acb64d42680d751397/FLAG72e55c22b [2019-11-25 23:12:08,572 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bb44a7333/0d49db3f68c242acb64d42680d751397 [2019-11-25 23:12:08,584 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:12:08,586 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:12:08,591 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:12:08,591 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:12:08,597 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:12:08,602 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:12:08" (1/1) ... [2019-11-25 23:12:08,608 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@935812 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:08, skipping insertion in model container [2019-11-25 23:12:08,609 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:12:08" (1/1) ... [2019-11-25 23:12:08,631 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:12:08,815 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:12:10,324 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:12:10,377 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:12:10,834 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:12:10,901 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:12:10,905 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:10 WrapperNode [2019-11-25 23:12:10,906 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:12:10,907 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:12:10,907 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:12:10,908 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:12:10,930 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:10" (1/1) ... [2019-11-25 23:12:10,992 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:10" (1/1) ... [2019-11-25 23:12:11,156 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:12:11,161 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:12:11,161 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:12:11,161 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:12:11,182 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:10" (1/1) ... [2019-11-25 23:12:11,187 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:10" (1/1) ... [2019-11-25 23:12:11,203 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:10" (1/1) ... [2019-11-25 23:12:11,203 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:10" (1/1) ... [2019-11-25 23:12:11,283 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:10" (1/1) ... [2019-11-25 23:12:11,336 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:10" (1/1) ... [2019-11-25 23:12:11,362 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:10" (1/1) ... [2019-11-25 23:12:11,391 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:12:11,401 INFO L168 Benchmark]: Toolchain (without parser) took 2807.97 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 944.6 MB in the end (delta: 11.4 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 23:12:11,402 INFO L168 Benchmark]: CDTParser took 0.35 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 23:12:11,405 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2316.30 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 961.7 MB in the end (delta: -5.8 MB). Peak memory consumption was 32.9 MB. Max. memory is 12.5 GB. [2019-11-25 23:12:11,409 INFO L168 Benchmark]: Boogie Procedure Inliner took 253.25 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 23:12:11,411 INFO L168 Benchmark]: Boogie Preprocessor took 230.39 ms. Allocated memory is still 1.0 GB. Free memory was 950.3 MB in the beginning and 944.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:12:11,422 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 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 2316.30 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 961.7 MB in the end (delta: -5.8 MB). Peak memory consumption was 32.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 253.25 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 230.39 ms. Allocated memory is still 1.0 GB. Free memory was 950.3 MB in the beginning and 944.6 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 23:12:15,319 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:12:15,321 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:12:15,349 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:12:15,351 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:12:15,354 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:12:15,369 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:12:15,387 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:12:15,389 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:12:15,395 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:12:15,398 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:12:15,404 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:12:15,405 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:12:15,412 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:12:15,416 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:12:15,419 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:12:15,422 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:12:15,427 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:12:15,430 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:12:15,442 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:12:15,449 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:12:15,457 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:12:15,462 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:12:15,464 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:12:15,471 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:12:15,471 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:12:15,472 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:12:15,476 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:12:15,477 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:12:15,481 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:12:15,481 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:12:15,482 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:12:15,483 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:12:15,487 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:12:15,489 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:12:15,492 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:12:15,493 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:12:15,494 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:12:15,494 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:12:15,495 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:12:15,499 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:12:15,500 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 23:12:15,540 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:12:15,542 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:12:15,546 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:12:15,548 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:12:15,548 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:12:15,550 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:12:15,550 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 23:12:15,551 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 23:12:15,552 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:12:15,552 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:12:15,553 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:12:15,555 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:12:15,555 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 23:12:15,557 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 23:12:15,558 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 23:12:15,558 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:12:15,558 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:12:15,560 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:12:15,560 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:12:15,560 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:12:15,561 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:12:15,563 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:12:15,563 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:12:15,564 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:12:15,564 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:12:15,564 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:12:15,564 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 23:12:15,566 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 23:12:15,566 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:12:15,566 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 23:12:15,569 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 -> 52fe4ba163520d1956fa21a02ff8e14c3219524b [2019-11-25 23:12:16,182 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:12:16,213 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:12:16,222 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:12:16,224 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:12:16,227 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:12:16,229 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.5.1.ufo.BOUNDED-10.pals.c.v+cfa-reducer.c [2019-11-25 23:12:16,383 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/23ac1cd10/2f5cd821fb3045c69afed9e86e4c5576/FLAG8165d21e0 [2019-11-25 23:12:17,818 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:12:17,819 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.5.1.ufo.BOUNDED-10.pals.c.v+cfa-reducer.c [2019-11-25 23:12:17,872 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/23ac1cd10/2f5cd821fb3045c69afed9e86e4c5576/FLAG8165d21e0 [2019-11-25 23:12:17,914 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/23ac1cd10/2f5cd821fb3045c69afed9e86e4c5576 [2019-11-25 23:12:17,928 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:12:17,931 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:12:17,939 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:12:17,943 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:12:17,951 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:12:17,952 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:12:17" (1/1) ... [2019-11-25 23:12:17,962 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@935812 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:17, skipping insertion in model container [2019-11-25 23:12:17,963 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:12:17" (1/1) ... [2019-11-25 23:12:17,980 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:12:18,154 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:12:19,880 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:12:19,919 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:12:20,533 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:12:20,604 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:12:20,608 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:20 WrapperNode [2019-11-25 23:12:20,609 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:12:20,610 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:12:20,613 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:12:20,613 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:12:20,635 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:20" (1/1) ... [2019-11-25 23:12:20,741 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:20" (1/1) ... [2019-11-25 23:12:20,920 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:12:20,922 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:12:20,925 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:12:20,925 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:12:20,945 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:20" (1/1) ... [2019-11-25 23:12:20,946 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:20" (1/1) ... [2019-11-25 23:12:20,968 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:20" (1/1) ... [2019-11-25 23:12:20,970 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:20" (1/1) ... [2019-11-25 23:12:21,071 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:20" (1/1) ... [2019-11-25 23:12:21,167 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:20" (1/1) ... [2019-11-25 23:12:21,203 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:20" (1/1) ... [2019-11-25 23:12:21,239 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:12:21,248 INFO L168 Benchmark]: Toolchain (without parser) took 3311.97 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 921.6 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-25 23:12:21,249 INFO L168 Benchmark]: CDTParser took 3.10 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 23:12:21,254 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2671.02 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 938.9 MB in the end (delta: 22.8 MB). Peak memory consumption was 32.9 MB. Max. memory is 12.5 GB. [2019-11-25 23:12:21,255 INFO L168 Benchmark]: Boogie Procedure Inliner took 311.24 ms. Allocated memory is still 1.0 GB. Free memory was 938.9 MB in the beginning and 927.4 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 23:12:21,259 INFO L168 Benchmark]: Boogie Preprocessor took 317.61 ms. Allocated memory is still 1.0 GB. Free memory was 927.4 MB in the beginning and 921.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:12:21,269 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.10 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 2671.02 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 938.9 MB in the end (delta: 22.8 MB). Peak memory consumption was 32.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 311.24 ms. Allocated memory is still 1.0 GB. Free memory was 938.9 MB in the beginning and 927.4 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 317.61 ms. Allocated memory is still 1.0 GB. Free memory was 927.4 MB in the beginning and 921.6 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...