./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.1.ufo.BOUNDED-8.pals.c.v+lhb-reducer.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-reduced/pals_floodmax.4.1.ufo.BOUNDED-8.pals.c.v+lhb-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 193021d1fc9dfe209f6838a15e4e01f59e87f871 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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.BOUNDED-8.pals.c.v+lhb-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 193021d1fc9dfe209f6838a15e4e01f59e87f871 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 10:04:05,894 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:04:05,897 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:04:05,921 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:04:05,923 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:04:05,938 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:04:05,944 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:04:05,961 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:04:05,965 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:04:05,970 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:04:05,973 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:04:05,979 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:04:05,980 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:04:05,984 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:04:05,990 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:04:05,995 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:04:05,996 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:04:06,002 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:04:06,009 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:04:06,018 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:04:06,020 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:04:06,028 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:04:06,033 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:04:06,037 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:04:06,048 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:04:06,048 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:04:06,050 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:04:06,057 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:04:06,058 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:04:06,062 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:04:06,062 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:04:06,063 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:04:06,067 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:04:06,071 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:04:06,077 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:04:06,078 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:04:06,080 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:04:06,083 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:04:06,083 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:04:06,087 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:04:06,093 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:04:06,094 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 10:04:06,136 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:04:06,137 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:04:06,142 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:04:06,142 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:04:06,143 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:04:06,143 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:04:06,145 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:04:06,145 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 10:04:06,145 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:04:06,146 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:04:06,147 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:04:06,150 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:04:06,150 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:04:06,151 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:04:06,151 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:04:06,151 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:04:06,152 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:04:06,152 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:04:06,152 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:04:06,153 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:04:06,155 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:04:06,155 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:04:06,155 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:04:06,156 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:04:06,156 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:04:06,156 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 10:04:06,157 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 10:04:06,158 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:04:06,158 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 -> 193021d1fc9dfe209f6838a15e4e01f59e87f871 [2019-11-27 10:04:06,744 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:04:06,771 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:04:06,778 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:04:06,783 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:04:06,788 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:04:06,789 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.1.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c [2019-11-27 10:04:06,953 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4740b1d20/6dc7dc99394c4736b967300c0fce1348/FLAG72446153e [2019-11-27 10:04:08,655 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:04:08,657 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.1.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c [2019-11-27 10:04:08,725 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4740b1d20/6dc7dc99394c4736b967300c0fce1348/FLAG72446153e [2019-11-27 10:04:08,769 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4740b1d20/6dc7dc99394c4736b967300c0fce1348 [2019-11-27 10:04:08,780 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:04:08,785 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:04:08,792 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:04:08,792 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:04:08,800 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:04:08,801 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:04:08" (1/1) ... [2019-11-27 10:04:08,811 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@683e04ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:08, skipping insertion in model container [2019-11-27 10:04:08,812 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:04:08" (1/1) ... [2019-11-27 10:04:08,835 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:04:09,204 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:04:12,418 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:04:12,457 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:04:14,494 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:04:14,564 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:04:14,565 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:14 WrapperNode [2019-11-27 10:04:14,567 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:04:14,568 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:04:14,571 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:04:14,571 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:04:14,595 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:14" (1/1) ... [2019-11-27 10:04:14,684 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:14" (1/1) ... [2019-11-27 10:04:14,878 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:04:14,883 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:04:14,883 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:04:14,884 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:04:14,909 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:14" (1/1) ... [2019-11-27 10:04:14,912 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:14" (1/1) ... [2019-11-27 10:04:14,935 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:14" (1/1) ... [2019-11-27 10:04:14,936 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:14" (1/1) ... [2019-11-27 10:04:15,035 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:14" (1/1) ... [2019-11-27 10:04:15,103 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:14" (1/1) ... [2019-11-27 10:04:15,130 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:14" (1/1) ... [2019-11-27 10:04:15,165 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:04:15,175 INFO L168 Benchmark]: Toolchain (without parser) took 6386.42 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 919.5 MB in the end (delta: 36.5 MB). Peak memory consumption was 36.6 MB. Max. memory is 12.5 GB. [2019-11-27 10:04:15,178 INFO L168 Benchmark]: CDTParser took 0.33 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 10:04:15,182 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5775.65 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 943.8 MB in the end (delta: 12.2 MB). Peak memory consumption was 39.4 MB. Max. memory is 12.5 GB. [2019-11-27 10:04:15,185 INFO L168 Benchmark]: Boogie Procedure Inliner took 314.61 ms. Allocated memory is still 1.0 GB. Free memory was 943.8 MB in the beginning and 932.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 10:04:15,191 INFO L168 Benchmark]: Boogie Preprocessor took 282.86 ms. Allocated memory is still 1.0 GB. Free memory was 932.3 MB in the beginning and 919.5 MB in the end (delta: 12.9 MB). Peak memory consumption was 12.9 MB. Max. memory is 12.5 GB. [2019-11-27 10:04:15,202 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 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 5775.65 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 943.8 MB in the end (delta: 12.2 MB). Peak memory consumption was 39.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 314.61 ms. Allocated memory is still 1.0 GB. Free memory was 943.8 MB in the beginning and 932.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 282.86 ms. Allocated memory is still 1.0 GB. Free memory was 932.3 MB in the beginning and 919.5 MB in the end (delta: 12.9 MB). Peak memory consumption was 12.9 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 10:04:18,801 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:04:18,804 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:04:18,836 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:04:18,838 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:04:18,846 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:04:18,851 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:04:18,868 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:04:18,872 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:04:18,879 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:04:18,884 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:04:18,887 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:04:18,887 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:04:18,895 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:04:18,897 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:04:18,902 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:04:18,908 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:04:18,912 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:04:18,919 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:04:18,925 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:04:18,932 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:04:18,940 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:04:18,943 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:04:18,947 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:04:18,956 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:04:18,957 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:04:18,957 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:04:18,961 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:04:18,961 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:04:18,965 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:04:18,965 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:04:18,966 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:04:18,969 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:04:18,970 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:04:18,976 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:04:18,977 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:04:18,978 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:04:18,980 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:04:18,980 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:04:18,985 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:04:18,987 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:04:18,988 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 10:04:19,029 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:04:19,030 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:04:19,032 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:04:19,034 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:04:19,034 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:04:19,036 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:04:19,036 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:04:19,037 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:04:19,037 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:04:19,039 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:04:19,040 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:04:19,041 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:04:19,041 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 10:04:19,042 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 10:04:19,044 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:04:19,044 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:04:19,044 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:04:19,045 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:04:19,045 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:04:19,045 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:04:19,046 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:04:19,047 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:04:19,047 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:04:19,047 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:04:19,050 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:04:19,050 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:04:19,050 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 10:04:19,051 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 10:04:19,051 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:04:19,051 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 10:04:19,052 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 -> 193021d1fc9dfe209f6838a15e4e01f59e87f871 [2019-11-27 10:04:19,632 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:04:19,660 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:04:19,668 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:04:19,671 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:04:19,673 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:04:19,675 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.1.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c [2019-11-27 10:04:19,823 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9502d94e7/49defcc7a40b4038a2f624d24619e9d7/FLAG1d587bb5f [2019-11-27 10:04:21,309 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:04:21,310 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.1.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c [2019-11-27 10:04:21,373 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9502d94e7/49defcc7a40b4038a2f624d24619e9d7/FLAG1d587bb5f [2019-11-27 10:04:21,542 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9502d94e7/49defcc7a40b4038a2f624d24619e9d7 [2019-11-27 10:04:21,551 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:04:21,558 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:04:21,562 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:04:21,563 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:04:21,571 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:04:21,576 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:04:21" (1/1) ... [2019-11-27 10:04:21,585 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@281e5afc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:21, skipping insertion in model container [2019-11-27 10:04:21,586 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:04:21" (1/1) ... [2019-11-27 10:04:21,607 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:04:21,918 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:04:25,147 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:04:25,178 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:04:27,396 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:04:27,470 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:04:27,471 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:27 WrapperNode [2019-11-27 10:04:27,472 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:04:27,473 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:04:27,475 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:04:27,475 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:04:27,502 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:27" (1/1) ... [2019-11-27 10:04:27,610 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:27" (1/1) ... [2019-11-27 10:04:27,795 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:04:27,796 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:04:27,796 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:04:27,797 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:04:27,817 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:27" (1/1) ... [2019-11-27 10:04:27,821 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:27" (1/1) ... [2019-11-27 10:04:27,845 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:27" (1/1) ... [2019-11-27 10:04:27,846 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:27" (1/1) ... [2019-11-27 10:04:27,946 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:27" (1/1) ... [2019-11-27 10:04:28,004 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:27" (1/1) ... [2019-11-27 10:04:28,030 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:04:27" (1/1) ... [2019-11-27 10:04:28,060 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:04:28,068 INFO L168 Benchmark]: Toolchain (without parser) took 6505.74 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 869.3 MB in the end (delta: 92.4 MB). Peak memory consumption was 92.5 MB. Max. memory is 12.5 GB. [2019-11-27 10:04:28,069 INFO L168 Benchmark]: CDTParser took 2.97 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 10:04:28,074 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5910.32 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 892.2 MB in the end (delta: 69.5 MB). Peak memory consumption was 69.6 MB. Max. memory is 12.5 GB. [2019-11-27 10:04:28,075 INFO L168 Benchmark]: Boogie Procedure Inliner took 322.75 ms. Allocated memory is still 1.0 GB. Free memory was 892.2 MB in the beginning and 880.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 10:04:28,079 INFO L168 Benchmark]: Boogie Preprocessor took 264.27 ms. Allocated memory is still 1.0 GB. Free memory was 880.7 MB in the beginning and 869.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 10:04:28,089 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.97 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 5910.32 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 892.2 MB in the end (delta: 69.5 MB). Peak memory consumption was 69.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 322.75 ms. Allocated memory is still 1.0 GB. Free memory was 892.2 MB in the beginning and 880.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 264.27 ms. Allocated memory is still 1.0 GB. Free memory was 880.7 MB in the beginning and 869.3 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...