./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.4.ufo.BOUNDED-8.pals.c.v+lhb-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.4.4.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 74c5b757d98bdf9fcdf3f5760316cf555c0ba107 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.4.ufo.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 74c5b757d98bdf9fcdf3f5760316cf555c0ba107 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 21:22:33,792 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:22:33,800 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:22:33,851 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:22:33,851 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:22:33,854 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:22:33,855 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:22:33,868 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:22:33,874 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:22:33,877 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:22:33,879 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:22:33,882 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:22:33,887 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:22:33,888 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:22:33,890 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:22:33,892 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:22:33,895 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:22:33,895 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:22:33,899 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:22:33,905 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:22:33,911 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:22:33,915 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:22:33,916 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:22:33,920 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:22:33,925 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:22:33,928 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:22:33,928 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:22:33,930 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:22:33,930 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:22:33,931 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:22:33,933 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:22:33,934 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:22:33,935 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:22:33,939 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:22:33,940 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:22:33,940 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:22:33,943 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:22:33,944 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:22:33,944 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:22:33,945 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:22:33,948 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:22:33,949 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 21:22:33,976 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:22:33,977 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:22:33,982 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:22:33,982 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:22:33,983 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:22:33,983 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:22:33,983 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:22:33,983 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 21:22:33,986 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:22:33,986 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:22:33,987 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:22:33,987 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:22:33,987 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:22:33,988 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:22:33,988 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:22:33,988 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:22:33,988 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:22:33,989 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:22:33,989 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:22:33,989 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:22:33,991 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:22:33,991 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:22:33,991 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:22:33,991 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:22:33,992 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:22:33,992 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:22:33,992 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 21:22:33,992 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 21:22:33,994 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:22:33,994 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 -> 74c5b757d98bdf9fcdf3f5760316cf555c0ba107 [2019-11-24 21:22:34,393 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:22:34,410 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:22:34,415 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:22:34,418 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:22:34,419 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:22:34,420 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.4.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c [2019-11-24 21:22:34,578 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a1256c520/6e172de960ad4ba182e1526e3fcf0c37/FLAG4c785baef [2019-11-24 21:22:36,004 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:22:36,005 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.4.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c [2019-11-24 21:22:36,064 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a1256c520/6e172de960ad4ba182e1526e3fcf0c37/FLAG4c785baef [2019-11-24 21:22:36,102 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a1256c520/6e172de960ad4ba182e1526e3fcf0c37 [2019-11-24 21:22:36,108 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:22:36,113 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:22:36,121 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:22:36,122 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:22:36,129 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:22:36,132 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:22:36" (1/1) ... [2019-11-24 21:22:36,138 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d9f348c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:36, skipping insertion in model container [2019-11-24 21:22:36,139 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:22:36" (1/1) ... [2019-11-24 21:22:36,159 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:22:36,454 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:22:39,196 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:22:39,227 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:22:40,868 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:22:40,928 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:22:40,933 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:40 WrapperNode [2019-11-24 21:22:40,933 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:22:40,934 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:22:40,935 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:22:40,935 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:22:40,954 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:40" (1/1) ... [2019-11-24 21:22:41,030 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:40" (1/1) ... [2019-11-24 21:22:41,202 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:22:41,205 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:22:41,205 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:22:41,206 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:22:41,226 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:40" (1/1) ... [2019-11-24 21:22:41,228 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:40" (1/1) ... [2019-11-24 21:22:41,251 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:40" (1/1) ... [2019-11-24 21:22:41,251 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:40" (1/1) ... [2019-11-24 21:22:41,336 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:40" (1/1) ... [2019-11-24 21:22:41,392 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:40" (1/1) ... [2019-11-24 21:22:41,411 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:40" (1/1) ... [2019-11-24 21:22:41,441 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:22:41,456 INFO L168 Benchmark]: Toolchain (without parser) took 5335.12 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 921.3 MB in the end (delta: 34.7 MB). Peak memory consumption was 34.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:22:41,457 INFO L168 Benchmark]: CDTParser took 2.16 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 21:22:41,459 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4812.94 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 944.2 MB in the end (delta: 11.8 MB). Peak memory consumption was 39.0 MB. Max. memory is 12.5 GB. [2019-11-24 21:22:41,463 INFO L168 Benchmark]: Boogie Procedure Inliner took 270.18 ms. Allocated memory is still 1.0 GB. Free memory was 944.2 MB in the beginning and 932.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 21:22:41,466 INFO L168 Benchmark]: Boogie Preprocessor took 240.72 ms. Allocated memory is still 1.0 GB. Free memory was 932.7 MB in the beginning and 921.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 21:22:41,476 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.16 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 4812.94 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 944.2 MB in the end (delta: 11.8 MB). Peak memory consumption was 39.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 270.18 ms. Allocated memory is still 1.0 GB. Free memory was 944.2 MB in the beginning and 932.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 240.72 ms. Allocated memory is still 1.0 GB. Free memory was 932.7 MB in the beginning and 921.3 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... ### Bit-precise run ### This is Ultimate 0.1.24-32f2683 [2019-11-24 21:22:45,430 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:22:45,433 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:22:45,477 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:22:45,479 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:22:45,482 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:22:45,488 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:22:45,504 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:22:45,506 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:22:45,514 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:22:45,515 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:22:45,522 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:22:45,523 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:22:45,528 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:22:45,532 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:22:45,536 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:22:45,539 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:22:45,547 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:22:45,550 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:22:45,558 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:22:45,566 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:22:45,575 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:22:45,577 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:22:45,581 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:22:45,590 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:22:45,591 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:22:45,591 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:22:45,593 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:22:45,596 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:22:45,597 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:22:45,599 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:22:45,600 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:22:45,602 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:22:45,605 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:22:45,608 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:22:45,611 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:22:45,612 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:22:45,616 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:22:45,616 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:22:45,617 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:22:45,619 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:22:45,620 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 21:22:45,660 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:22:45,663 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:22:45,666 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:22:45,668 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:22:45,668 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:22:45,669 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:22:45,671 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:22:45,671 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:22:45,671 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:22:45,672 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:22:45,673 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:22:45,673 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:22:45,676 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:22:45,676 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 21:22:45,677 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 21:22:45,677 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:22:45,677 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:22:45,677 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:22:45,678 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:22:45,678 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:22:45,679 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:22:45,682 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:22:45,682 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:22:45,683 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:22:45,683 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:22:45,683 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:22:45,684 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:22:45,684 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 21:22:45,684 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 21:22:45,684 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:22:45,686 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 21:22:45,688 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 -> 74c5b757d98bdf9fcdf3f5760316cf555c0ba107 [2019-11-24 21:22:46,260 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:22:46,287 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:22:46,295 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:22:46,299 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:22:46,301 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:22:46,302 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.4.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c [2019-11-24 21:22:46,460 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f328f745f/02c0549ef57541bcbb7bc895f7ee82ca/FLAG1e793f248 [2019-11-24 21:22:47,937 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:22:47,940 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.4.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c [2019-11-24 21:22:47,998 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f328f745f/02c0549ef57541bcbb7bc895f7ee82ca/FLAG1e793f248 [2019-11-24 21:22:48,033 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f328f745f/02c0549ef57541bcbb7bc895f7ee82ca [2019-11-24 21:22:48,043 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:22:48,045 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:22:48,052 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:22:48,052 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:22:48,059 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:22:48,061 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:22:48" (1/1) ... [2019-11-24 21:22:48,069 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d9f348c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:48, skipping insertion in model container [2019-11-24 21:22:48,072 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:22:48" (1/1) ... [2019-11-24 21:22:48,089 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:22:48,380 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:22:51,611 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:22:51,645 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:22:53,858 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:22:53,919 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:22:53,924 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:53 WrapperNode [2019-11-24 21:22:53,924 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:22:53,925 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:22:53,928 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:22:53,929 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:22:53,951 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:53" (1/1) ... [2019-11-24 21:22:54,048 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:53" (1/1) ... [2019-11-24 21:22:54,203 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:22:54,207 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:22:54,207 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:22:54,207 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:22:54,221 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:53" (1/1) ... [2019-11-24 21:22:54,225 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:53" (1/1) ... [2019-11-24 21:22:54,241 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:53" (1/1) ... [2019-11-24 21:22:54,242 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:53" (1/1) ... [2019-11-24 21:22:54,325 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:53" (1/1) ... [2019-11-24 21:22:54,376 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:53" (1/1) ... [2019-11-24 21:22:54,402 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:53" (1/1) ... [2019-11-24 21:22:54,432 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:22:54,443 INFO L168 Benchmark]: Toolchain (without parser) took 6393.55 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 869.7 MB in the end (delta: 92.0 MB). Peak memory consumption was 92.1 MB. Max. memory is 12.5 GB. [2019-11-24 21:22:54,444 INFO L168 Benchmark]: CDTParser took 1.41 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 21:22:54,446 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5872.60 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 892.6 MB in the end (delta: 69.1 MB). Peak memory consumption was 69.2 MB. Max. memory is 12.5 GB. [2019-11-24 21:22:54,448 INFO L168 Benchmark]: Boogie Procedure Inliner took 281.64 ms. Allocated memory is still 1.0 GB. Free memory was 892.6 MB in the beginning and 881.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 21:22:54,452 INFO L168 Benchmark]: Boogie Preprocessor took 227.43 ms. Allocated memory is still 1.0 GB. Free memory was 881.1 MB in the beginning and 869.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 21:22:54,462 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.41 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 5872.60 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 892.6 MB in the end (delta: 69.1 MB). Peak memory consumption was 69.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 281.64 ms. Allocated memory is still 1.0 GB. Free memory was 892.6 MB in the beginning and 881.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 227.43 ms. Allocated memory is still 1.0 GB. Free memory was 881.1 MB in the beginning and 869.7 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...