./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.1.ufo.UNBOUNDED.pals.c.v+nlh-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 c73c4dc4cfa939b10c53f9c57ecee41daae81a09 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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.4.1.ufo.UNBOUNDED.pals.c.v+nlh-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 c73c4dc4cfa939b10c53f9c57ecee41daae81a09 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 21:22:22,136 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:22:22,141 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:22:22,169 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:22:22,171 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:22:22,174 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:22:22,176 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:22:22,186 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:22:22,192 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:22:22,197 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:22:22,198 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:22:22,200 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:22:22,202 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:22:22,205 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:22:22,208 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:22:22,211 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:22:22,217 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:22:22,218 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:22:22,223 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:22:22,228 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:22:22,234 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:22:22,242 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:22:22,243 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:22:22,249 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:22:22,254 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:22:22,254 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:22:22,257 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:22:22,259 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:22:22,260 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:22:22,263 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:22:22,263 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:22:22,264 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:22:22,267 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:22:22,269 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:22:22,272 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:22:22,273 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:22:22,275 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:22:22,276 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:22:22,276 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:22:22,277 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:22:22,282 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:22:22,283 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 21:22:22,336 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:22:22,340 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:22:22,341 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:22:22,348 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:22:22,348 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:22:22,349 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:22:22,349 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:22:22,349 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 21:22:22,349 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:22:22,350 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:22:22,350 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:22:22,353 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:22:22,353 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:22:22,354 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:22:22,355 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:22:22,355 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:22:22,355 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:22:22,356 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:22:22,356 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:22:22,356 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:22:22,357 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:22:22,358 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:22:22,358 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:22:22,361 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:22:22,361 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:22:22,362 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:22:22,362 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 21:22:22,362 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 21:22:22,362 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:22:22,363 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 -> c73c4dc4cfa939b10c53f9c57ecee41daae81a09 [2019-11-24 21:22:22,914 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:22:22,941 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:22:22,950 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:22:22,954 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:22:22,955 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:22:22,957 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-24 21:22:23,115 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/704779b58/bf613ebbe52947a8bc847d52b3c40a55/FLAG2f7d2b1ad [2019-11-24 21:22:24,417 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:22:24,421 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-24 21:22:24,461 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/704779b58/bf613ebbe52947a8bc847d52b3c40a55/FLAG2f7d2b1ad [2019-11-24 21:22:24,498 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/704779b58/bf613ebbe52947a8bc847d52b3c40a55 [2019-11-24 21:22:24,506 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:22:24,509 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:22:24,516 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:22:24,516 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:22:24,525 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:22:24,528 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:22:24" (1/1) ... [2019-11-24 21:22:24,535 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5653cb7a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:24, skipping insertion in model container [2019-11-24 21:22:24,536 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:22:24" (1/1) ... [2019-11-24 21:22:24,556 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:22:24,767 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:22:26,622 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:22:26,659 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:22:27,544 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:22:27,592 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:22:27,593 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:27 WrapperNode [2019-11-24 21:22:27,594 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:22:27,596 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:22:27,597 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:22:27,597 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:22:27,609 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:27" (1/1) ... [2019-11-24 21:22:27,679 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:27" (1/1) ... [2019-11-24 21:22:27,878 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:22:27,879 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:22:27,879 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:22:27,880 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:22:27,900 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:27" (1/1) ... [2019-11-24 21:22:27,901 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:27" (1/1) ... [2019-11-24 21:22:27,923 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:27" (1/1) ... [2019-11-24 21:22:27,924 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:27" (1/1) ... [2019-11-24 21:22:28,012 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:27" (1/1) ... [2019-11-24 21:22:28,078 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:27" (1/1) ... [2019-11-24 21:22:28,111 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:27" (1/1) ... [2019-11-24 21:22:28,140 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:22:28,152 INFO L168 Benchmark]: Toolchain (without parser) took 3637.41 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 937.5 MB in the end (delta: 24.1 MB). Peak memory consumption was 24.2 MB. Max. memory is 12.5 GB. [2019-11-24 21:22:28,153 INFO L168 Benchmark]: CDTParser took 1.14 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:22:28,156 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3078.58 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 949.0 MB in the end (delta: 7.0 MB). Peak memory consumption was 32.8 MB. Max. memory is 12.5 GB. [2019-11-24 21:22:28,159 INFO L168 Benchmark]: Boogie Procedure Inliner took 283.31 ms. Allocated memory is still 1.0 GB. Free memory was 949.0 MB in the beginning and 943.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:22:28,164 INFO L168 Benchmark]: Boogie Preprocessor took 264.77 ms. Allocated memory is still 1.0 GB. Free memory was 943.3 MB in the beginning and 937.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:22:28,176 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.14 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 3078.58 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 949.0 MB in the end (delta: 7.0 MB). Peak memory consumption was 32.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 283.31 ms. Allocated memory is still 1.0 GB. Free memory was 949.0 MB in the beginning and 943.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 264.77 ms. Allocated memory is still 1.0 GB. Free memory was 943.3 MB in the beginning and 937.5 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 0.1.24-32f2683 [2019-11-24 21:22:31,967 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:22:31,971 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:22:31,993 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:22:31,994 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:22:31,997 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:22:32,014 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:22:32,028 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:22:32,033 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:22:32,039 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:22:32,042 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:22:32,044 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:22:32,048 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:22:32,052 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:22:32,057 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:22:32,059 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:22:32,062 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:22:32,066 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:22:32,070 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:22:32,079 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:22:32,085 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:22:32,091 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:22:32,095 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:22:32,096 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:22:32,106 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:22:32,107 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:22:32,107 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:22:32,110 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:22:32,110 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:22:32,113 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:22:32,115 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:22:32,116 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:22:32,118 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:22:32,119 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:22:32,125 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:22:32,126 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:22:32,127 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:22:32,127 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:22:32,127 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:22:32,132 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:22:32,133 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:22:32,137 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 21:22:32,172 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:22:32,176 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:22:32,179 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:22:32,181 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:22:32,181 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:22:32,181 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:22:32,182 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:22:32,182 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:22:32,182 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:22:32,184 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:22:32,185 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:22:32,185 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:22:32,186 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:22:32,187 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 21:22:32,187 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 21:22:32,188 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:22:32,188 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:22:32,190 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:22:32,190 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:22:32,190 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:22:32,191 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:22:32,191 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:22:32,191 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:22:32,191 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:22:32,193 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:22:32,193 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:22:32,193 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:22:32,195 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 21:22:32,195 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 21:22:32,195 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:22:32,197 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 21:22:32,197 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 -> c73c4dc4cfa939b10c53f9c57ecee41daae81a09 [2019-11-24 21:22:32,748 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:22:32,778 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:22:32,785 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:22:32,789 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:22:32,792 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:22:32,793 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-24 21:22:32,943 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4e14122fe/f98068a6bad3446eba92ab6cdee3dff3/FLAG46fbf9e53 [2019-11-24 21:22:34,317 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:22:34,320 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-24 21:22:34,358 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4e14122fe/f98068a6bad3446eba92ab6cdee3dff3/FLAG46fbf9e53 [2019-11-24 21:22:34,763 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4e14122fe/f98068a6bad3446eba92ab6cdee3dff3 [2019-11-24 21:22:34,767 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:22:34,770 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:22:34,779 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:22:34,782 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:22:34,789 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:22:34,793 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:22:34" (1/1) ... [2019-11-24 21:22:34,797 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46807bdc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:34, skipping insertion in model container [2019-11-24 21:22:34,798 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:22:34" (1/1) ... [2019-11-24 21:22:34,808 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:22:35,033 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:22:37,367 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:22:37,405 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:22:38,530 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:22:38,600 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:22:38,603 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:38 WrapperNode [2019-11-24 21:22:38,603 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:22:38,604 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:22:38,607 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:22:38,609 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:22:38,628 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:38" (1/1) ... [2019-11-24 21:22:38,736 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:38" (1/1) ... [2019-11-24 21:22:38,907 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:22:38,908 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:22:38,908 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:22:38,908 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:22:38,931 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:38" (1/1) ... [2019-11-24 21:22:38,931 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:38" (1/1) ... [2019-11-24 21:22:38,963 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:38" (1/1) ... [2019-11-24 21:22:38,965 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:38" (1/1) ... [2019-11-24 21:22:39,057 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:38" (1/1) ... [2019-11-24 21:22:39,114 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:38" (1/1) ... [2019-11-24 21:22:39,133 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:38" (1/1) ... [2019-11-24 21:22:39,159 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:22:39,170 INFO L168 Benchmark]: Toolchain (without parser) took 4395.86 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 904.6 MB in the end (delta: 62.8 MB). Peak memory consumption was 62.9 MB. Max. memory is 12.5 GB. [2019-11-24 21:22:39,173 INFO L168 Benchmark]: CDTParser took 2.18 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:22:39,175 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3824.41 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 921.8 MB in the end (delta: 39.9 MB). Peak memory consumption was 39.9 MB. Max. memory is 12.5 GB. [2019-11-24 21:22:39,176 INFO L168 Benchmark]: Boogie Procedure Inliner took 303.38 ms. Allocated memory is still 1.0 GB. Free memory was 921.8 MB in the beginning and 916.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:22:39,181 INFO L168 Benchmark]: Boogie Preprocessor took 252.61 ms. Allocated memory is still 1.0 GB. Free memory was 916.1 MB in the beginning and 904.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 21:22:39,191 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.18 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 3824.41 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 921.8 MB in the end (delta: 39.9 MB). Peak memory consumption was 39.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 303.38 ms. Allocated memory is still 1.0 GB. Free memory was 921.8 MB in the beginning and 916.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 252.61 ms. Allocated memory is still 1.0 GB. Free memory was 916.1 MB in the beginning and 904.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...