./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded/pals_floodmax.3.ufo.UNBOUNDED.pals.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded/pals_floodmax.3.ufo.UNBOUNDED.pals.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash dae73ee410edb4aa87e7568ba3394183d9f7ff3c ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded/pals_floodmax.3.ufo.UNBOUNDED.pals.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash dae73ee410edb4aa87e7568ba3394183d9f7ff3c ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 10:01:02,383 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:01:02,389 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:01:02,410 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:01:02,412 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:01:02,414 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:01:02,420 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:01:02,430 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:01:02,437 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:01:02,440 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:01:02,441 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:01:02,446 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:01:02,447 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:01:02,451 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:01:02,453 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:01:02,454 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:01:02,457 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:01:02,462 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:01:02,464 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:01:02,467 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:01:02,474 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:01:02,480 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:01:02,484 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:01:02,486 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:01:02,490 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:01:02,491 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:01:02,491 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:01:02,495 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:01:02,496 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:01:02,496 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:01:02,497 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:01:02,497 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:01:02,499 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:01:02,503 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:01:02,505 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:01:02,505 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:01:02,508 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:01:02,508 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:01:02,508 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:01:02,510 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:01:02,513 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:01:02,514 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 10:01:02,541 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:01:02,543 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:01:02,547 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:01:02,547 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:01:02,547 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:01:02,548 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:01:02,548 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:01:02,551 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 10:01:02,551 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:01:02,551 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:01:02,552 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:01:02,552 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:01:02,553 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:01:02,553 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:01:02,553 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:01:02,553 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:01:02,554 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:01:02,554 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:01:02,554 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:01:02,554 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:01:02,554 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:01:02,556 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:01:02,556 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:01:02,556 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:01:02,556 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:01:02,557 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 10:01:02,557 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 10:01:02,559 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:01:02,559 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 -> dae73ee410edb4aa87e7568ba3394183d9f7ff3c [2019-11-27 10:01:03,002 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:01:03,018 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:01:03,026 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:01:03,028 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:01:03,028 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:01:03,029 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_floodmax.3.ufo.UNBOUNDED.pals.c [2019-11-27 10:01:03,131 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/62c6d26e4/6082b18df6ab486f81d113fba3ff4f9a/FLAGa934409ff [2019-11-27 10:01:03,916 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:01:03,919 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_floodmax.3.ufo.UNBOUNDED.pals.c [2019-11-27 10:01:03,940 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/62c6d26e4/6082b18df6ab486f81d113fba3ff4f9a/FLAGa934409ff [2019-11-27 10:01:04,169 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/62c6d26e4/6082b18df6ab486f81d113fba3ff4f9a [2019-11-27 10:01:04,174 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:01:04,176 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:01:04,183 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:01:04,184 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:01:04,191 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:01:04,192 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:01:04" (1/1) ... [2019-11-27 10:01:04,199 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@10339ec5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:04, skipping insertion in model container [2019-11-27 10:01:04,199 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:01:04" (1/1) ... [2019-11-27 10:01:04,213 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:01:04,285 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:01:04,782 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:01:04,795 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:01:04,915 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:01:04,943 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:01:04,944 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:04 WrapperNode [2019-11-27 10:01:04,944 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:01:04,950 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:01:04,950 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:01:04,950 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:01:04,957 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:04" (1/1) ... [2019-11-27 10:01:04,985 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:04" (1/1) ... [2019-11-27 10:01:05,048 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:01:05,049 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:01:05,049 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:01:05,049 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:01:05,060 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:04" (1/1) ... [2019-11-27 10:01:05,061 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:04" (1/1) ... [2019-11-27 10:01:05,066 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:04" (1/1) ... [2019-11-27 10:01:05,066 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:04" (1/1) ... [2019-11-27 10:01:05,088 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:04" (1/1) ... [2019-11-27 10:01:05,105 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:04" (1/1) ... [2019-11-27 10:01:05,109 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:04" (1/1) ... [2019-11-27 10:01:05,116 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:01:05,136 INFO L168 Benchmark]: Toolchain (without parser) took 945.01 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 978.5 MB in the end (delta: -18.2 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:01:05,139 INFO L168 Benchmark]: CDTParser took 1.67 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. [2019-11-27 10:01:05,141 INFO L168 Benchmark]: CACSL2BoogieTranslator took 761.82 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 984.2 MB in the end (delta: -23.9 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-27 10:01:05,142 INFO L168 Benchmark]: Boogie Procedure Inliner took 98.75 ms. Allocated memory is still 1.0 GB. Free memory is still 984.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:01:05,146 INFO L168 Benchmark]: Boogie Preprocessor took 69.90 ms. Allocated memory is still 1.0 GB. Free memory was 984.2 MB in the beginning and 978.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:01:05,155 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.67 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 761.82 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 984.2 MB in the end (delta: -23.9 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 98.75 ms. Allocated memory is still 1.0 GB. Free memory is still 984.2 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 69.90 ms. Allocated memory is still 1.0 GB. Free memory was 984.2 MB in the beginning and 978.5 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-da95e15 [2019-11-27 10:01:07,851 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:01:07,853 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:01:07,873 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:01:07,875 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:01:07,885 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:01:07,887 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:01:07,890 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:01:07,902 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:01:07,909 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:01:07,911 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:01:07,912 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:01:07,914 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:01:07,918 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:01:07,919 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:01:07,920 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:01:07,924 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:01:07,925 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:01:07,927 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:01:07,933 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:01:07,940 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:01:07,942 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:01:07,949 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:01:07,950 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:01:07,954 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:01:07,956 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:01:07,956 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:01:07,960 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:01:07,960 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:01:07,961 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:01:07,962 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:01:07,962 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:01:07,965 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:01:07,966 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:01:07,970 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:01:07,971 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:01:07,972 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:01:07,972 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:01:07,972 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:01:07,975 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:01:07,975 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:01:07,978 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 10:01:08,008 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:01:08,008 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:01:08,013 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:01:08,013 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:01:08,013 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:01:08,013 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:01:08,014 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:01:08,014 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:01:08,014 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:01:08,014 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:01:08,015 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:01:08,017 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:01:08,017 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 10:01:08,017 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 10:01:08,018 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:01:08,018 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:01:08,018 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:01:08,018 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:01:08,018 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:01:08,020 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:01:08,020 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:01:08,020 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:01:08,020 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:01:08,021 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:01:08,021 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:01:08,023 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:01:08,023 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 10:01:08,023 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 10:01:08,023 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:01:08,024 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 10:01:08,025 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 -> dae73ee410edb4aa87e7568ba3394183d9f7ff3c [2019-11-27 10:01:08,467 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:01:08,483 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:01:08,489 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:01:08,491 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:01:08,493 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:01:08,494 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_floodmax.3.ufo.UNBOUNDED.pals.c [2019-11-27 10:01:08,603 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cf7ce3b72/90c5f76901084591823d6bda49a13e11/FLAG830a6248e [2019-11-27 10:01:09,400 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:01:09,402 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_floodmax.3.ufo.UNBOUNDED.pals.c [2019-11-27 10:01:09,437 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cf7ce3b72/90c5f76901084591823d6bda49a13e11/FLAG830a6248e [2019-11-27 10:01:09,629 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cf7ce3b72/90c5f76901084591823d6bda49a13e11 [2019-11-27 10:01:09,633 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:01:09,636 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:01:09,648 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:01:09,648 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:01:09,651 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:01:09,652 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:01:09" (1/1) ... [2019-11-27 10:01:09,654 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@76bb17a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:09, skipping insertion in model container [2019-11-27 10:01:09,655 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:01:09" (1/1) ... [2019-11-27 10:01:09,661 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:01:09,739 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:01:10,274 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:01:10,289 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:01:10,432 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:01:10,463 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:01:10,464 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:10 WrapperNode [2019-11-27 10:01:10,464 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:01:10,465 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:01:10,466 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:01:10,466 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:01:10,474 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:10" (1/1) ... [2019-11-27 10:01:10,502 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:10" (1/1) ... [2019-11-27 10:01:10,560 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:01:10,562 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:01:10,562 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:01:10,569 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:01:10,582 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:10" (1/1) ... [2019-11-27 10:01:10,583 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:10" (1/1) ... [2019-11-27 10:01:10,591 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:10" (1/1) ... [2019-11-27 10:01:10,594 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:10" (1/1) ... [2019-11-27 10:01:10,612 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:10" (1/1) ... [2019-11-27 10:01:10,630 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:10" (1/1) ... [2019-11-27 10:01:10,636 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:10" (1/1) ... [2019-11-27 10:01:10,646 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:01:10,653 INFO L168 Benchmark]: Toolchain (without parser) took 1015.80 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 974.2 MB in the end (delta: -12.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:01:10,654 INFO L168 Benchmark]: CDTParser took 1.63 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. [2019-11-27 10:01:10,658 INFO L168 Benchmark]: CACSL2BoogieTranslator took 817.31 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 980.0 MB in the end (delta: -18.3 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. [2019-11-27 10:01:10,659 INFO L168 Benchmark]: Boogie Procedure Inliner took 96.30 ms. Allocated memory is still 1.0 GB. Free memory was 980.0 MB in the beginning and 974.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:01:10,660 INFO L168 Benchmark]: Boogie Preprocessor took 84.97 ms. Allocated memory is still 1.0 GB. Free memory is still 974.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:01:10,669 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.63 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 817.31 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 980.0 MB in the end (delta: -18.3 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 96.30 ms. Allocated memory is still 1.0 GB. Free memory was 980.0 MB in the beginning and 974.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 84.97 ms. Allocated memory is still 1.0 GB. Free memory is still 974.2 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...