./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.4.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 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_floodmax.4.4.ufo.UNBOUNDED.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 10c44dfcbd5019bf4faf81a7daec8762b25a09d0 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_floodmax.4.4.ufo.UNBOUNDED.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 10c44dfcbd5019bf4faf81a7daec8762b25a09d0 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:16:38,898 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:16:38,905 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:16:38,936 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:16:38,937 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:16:38,940 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:16:38,954 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:16:38,973 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:16:38,981 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:16:38,984 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:16:38,989 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:16:38,991 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:16:38,994 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:16:39,002 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:16:39,003 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:16:39,007 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:16:39,012 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:16:39,019 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:16:39,023 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:16:39,033 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:16:39,038 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:16:39,043 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:16:39,049 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:16:39,052 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:16:39,059 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:16:39,064 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:16:39,064 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:16:39,068 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:16:39,069 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:16:39,074 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:16:39,074 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:16:39,075 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:16:39,080 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:16:39,081 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:16:39,086 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:16:39,087 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:16:39,091 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:16:39,091 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:16:39,091 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:16:39,093 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:16:39,098 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:16:39,105 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:16:39,155 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:16:39,156 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:16:39,162 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:16:39,162 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:16:39,163 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:16:39,164 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:16:39,166 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:16:39,166 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:16:39,167 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:16:39,167 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:16:39,169 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:16:39,171 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:16:39,171 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:16:39,172 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:16:39,172 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:16:39,172 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:16:39,173 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:16:39,173 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:16:39,176 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:16:39,176 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:16:39,177 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:16:39,177 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:16:39,178 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:16:39,179 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:16:39,179 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:16:39,179 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:16:39,180 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:16:39,180 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:16:39,182 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 -> 10c44dfcbd5019bf4faf81a7daec8762b25a09d0 [2019-11-26 17:16:39,766 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:16:39,794 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:16:39,801 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:16:39,806 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:16:39,807 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:16:39,811 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.4.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-26 17:16:39,972 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b1c088be8/6db6d1f3502f4c2c84af11c3009d2d50/FLAGd0bb04b7f [2019-11-26 17:16:41,167 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:16:41,168 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.4.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-26 17:16:41,214 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b1c088be8/6db6d1f3502f4c2c84af11c3009d2d50/FLAGd0bb04b7f [2019-11-26 17:16:41,255 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b1c088be8/6db6d1f3502f4c2c84af11c3009d2d50 [2019-11-26 17:16:41,265 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:16:41,270 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:16:41,275 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:16:41,278 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:16:41,285 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:16:41,290 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:16:41" (1/1) ... [2019-11-26 17:16:41,299 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@766a10f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:41, skipping insertion in model container [2019-11-26 17:16:41,299 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:16:41" (1/1) ... [2019-11-26 17:16:41,321 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:16:41,472 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:16:42,505 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:16:42,552 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:16:42,975 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:16:43,019 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:16:43,020 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:43 WrapperNode [2019-11-26 17:16:43,021 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:16:43,022 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:16:43,022 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:16:43,022 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:16:43,033 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:43" (1/1) ... [2019-11-26 17:16:43,073 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:43" (1/1) ... [2019-11-26 17:16:43,191 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:16:43,193 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:16:43,193 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:16:43,194 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:16:43,213 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:43" (1/1) ... [2019-11-26 17:16:43,213 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:43" (1/1) ... [2019-11-26 17:16:43,221 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:43" (1/1) ... [2019-11-26 17:16:43,221 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:43" (1/1) ... [2019-11-26 17:16:43,281 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:43" (1/1) ... [2019-11-26 17:16:43,327 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:43" (1/1) ... [2019-11-26 17:16:43,337 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:43" (1/1) ... [2019-11-26 17:16:43,363 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:16:43,380 INFO L168 Benchmark]: Toolchain (without parser) took 2103.20 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 966.5 MB in the end (delta: -4.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:16:43,384 INFO L168 Benchmark]: CDTParser took 0.43 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. [2019-11-26 17:16:43,386 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1745.93 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 978.0 MB in the end (delta: -16.3 MB). Peak memory consumption was 26.8 MB. Max. memory is 12.5 GB. [2019-11-26 17:16:43,390 INFO L168 Benchmark]: Boogie Procedure Inliner took 170.76 ms. Allocated memory is still 1.0 GB. Free memory was 978.0 MB in the beginning and 972.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:16:43,396 INFO L168 Benchmark]: Boogie Preprocessor took 177.70 ms. Allocated memory is still 1.0 GB. Free memory was 972.2 MB in the beginning and 966.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:16:43,410 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43 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 1745.93 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 978.0 MB in the end (delta: -16.3 MB). Peak memory consumption was 26.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 170.76 ms. Allocated memory is still 1.0 GB. Free memory was 978.0 MB in the beginning and 972.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 177.70 ms. Allocated memory is still 1.0 GB. Free memory was 972.2 MB in the beginning and 966.5 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 0.1.24-025d5a2 [2019-11-26 17:16:47,183 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:16:47,190 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:16:47,222 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:16:47,225 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:16:47,227 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:16:47,232 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:16:47,245 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:16:47,252 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:16:47,258 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:16:47,259 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:16:47,265 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:16:47,266 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:16:47,271 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:16:47,273 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:16:47,277 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:16:47,279 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:16:47,284 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:16:47,289 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:16:47,296 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:16:47,303 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:16:47,312 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:16:47,314 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:16:47,319 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:16:47,331 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:16:47,332 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:16:47,332 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:16:47,337 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:16:47,338 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:16:47,340 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:16:47,343 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:16:47,344 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:16:47,345 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:16:47,349 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:16:47,353 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:16:47,355 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:16:47,357 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:16:47,358 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:16:47,360 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:16:47,361 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:16:47,367 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:16:47,368 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:16:47,420 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:16:47,426 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:16:47,430 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:16:47,430 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:16:47,431 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:16:47,431 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:16:47,436 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:16:47,436 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:16:47,436 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:16:47,437 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:16:47,437 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:16:47,437 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:16:47,438 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:16:47,438 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:16:47,439 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:16:47,441 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:16:47,443 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:16:47,443 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:16:47,444 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:16:47,444 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:16:47,444 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:16:47,445 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:16:47,445 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:16:47,446 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:16:47,449 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:16:47,449 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:16:47,449 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:16:47,450 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:16:47,451 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:16:47,451 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:16:47,452 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 -> 10c44dfcbd5019bf4faf81a7daec8762b25a09d0 [2019-11-26 17:16:47,973 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:16:48,014 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:16:48,025 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:16:48,028 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:16:48,029 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:16:48,031 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.4.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-26 17:16:48,190 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9b386984b/8a2ed4571e624f3aab77bb63b7f8ffd4/FLAG3b2edce90 [2019-11-26 17:16:49,464 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:16:49,467 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.4.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-26 17:16:49,512 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9b386984b/8a2ed4571e624f3aab77bb63b7f8ffd4/FLAG3b2edce90 [2019-11-26 17:16:49,543 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9b386984b/8a2ed4571e624f3aab77bb63b7f8ffd4 [2019-11-26 17:16:49,551 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:16:49,553 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:16:49,557 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:16:49,558 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:16:49,564 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:16:49,564 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:16:49" (1/1) ... [2019-11-26 17:16:49,571 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44395090 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:49, skipping insertion in model container [2019-11-26 17:16:49,572 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:16:49" (1/1) ... [2019-11-26 17:16:49,587 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:16:49,676 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:16:50,719 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:16:50,762 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:16:51,168 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:16:51,219 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:16:51,220 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:51 WrapperNode [2019-11-26 17:16:51,220 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:16:51,222 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:16:51,232 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:16:51,232 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:16:51,244 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:51" (1/1) ... [2019-11-26 17:16:51,293 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:51" (1/1) ... [2019-11-26 17:16:51,393 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:16:51,395 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:16:51,396 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:16:51,396 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:16:51,412 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:51" (1/1) ... [2019-11-26 17:16:51,412 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:51" (1/1) ... [2019-11-26 17:16:51,431 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:51" (1/1) ... [2019-11-26 17:16:51,432 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:51" (1/1) ... [2019-11-26 17:16:51,502 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:51" (1/1) ... [2019-11-26 17:16:51,548 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:51" (1/1) ... [2019-11-26 17:16:51,558 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:51" (1/1) ... [2019-11-26 17:16:51,585 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:16:51,597 INFO L168 Benchmark]: Toolchain (without parser) took 2037.37 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 961.1 MB in the end (delta: 587.9 kB). Peak memory consumption was 653.4 kB. Max. memory is 12.5 GB. [2019-11-26 17:16:51,601 INFO L168 Benchmark]: CDTParser took 1.48 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. [2019-11-26 17:16:51,604 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1663.83 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). Peak memory consumption was 26.4 MB. Max. memory is 12.5 GB. [2019-11-26 17:16:51,607 INFO L168 Benchmark]: Boogie Procedure Inliner took 172.94 ms. Allocated memory is still 1.0 GB. Free memory is still 966.8 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:16:51,609 INFO L168 Benchmark]: Boogie Preprocessor took 192.43 ms. Allocated memory is still 1.0 GB. Free memory was 966.8 MB in the beginning and 961.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:16:51,623 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.48 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 1663.83 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). Peak memory consumption was 26.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 172.94 ms. Allocated memory is still 1.0 GB. Free memory is still 966.8 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 192.43 ms. Allocated memory is still 1.0 GB. Free memory was 966.8 MB in the beginning and 961.1 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...