./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.2.ufo.BOUNDED-6.pals.c.v+nlh-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.3.2.ufo.BOUNDED-6.pals.c.v+nlh-reducer.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 7f647c6008697302f06b1d1dda080bf4ccd77afb ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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.3.2.ufo.BOUNDED-6.pals.c.v+nlh-reducer.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 7f647c6008697302f06b1d1dda080bf4ccd77afb ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 10:03:40,765 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:03:40,769 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:03:40,805 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:03:40,807 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:03:40,815 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:03:40,821 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:03:40,838 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:03:40,840 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:03:40,848 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:03:40,849 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:03:40,855 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:03:40,857 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:03:40,863 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:03:40,867 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:03:40,871 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:03:40,876 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:03:40,882 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:03:40,888 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:03:40,897 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:03:40,906 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:03:40,914 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:03:40,916 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:03:40,920 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:03:40,930 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:03:40,931 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:03:40,931 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:03:40,934 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:03:40,935 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:03:40,936 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:03:40,938 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:03:40,942 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:03:40,943 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:03:40,945 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:03:40,950 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:03:40,951 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:03:40,952 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:03:40,953 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:03:40,953 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:03:40,956 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:03:40,959 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:03:40,960 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 10:03:41,005 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:03:41,006 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:03:41,013 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:03:41,014 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:03:41,014 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:03:41,014 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:03:41,015 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:03:41,015 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 10:03:41,015 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:03:41,016 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:03:41,017 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:03:41,019 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:03:41,019 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:03:41,020 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:03:41,020 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:03:41,022 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:03:41,022 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:03:41,022 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:03:41,023 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:03:41,023 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:03:41,025 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:03:41,025 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:03:41,025 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:03:41,026 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:03:41,028 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:03:41,028 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 10:03:41,028 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 10:03:41,029 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:03:41,029 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 -> 7f647c6008697302f06b1d1dda080bf4ccd77afb [2019-11-27 10:03:41,568 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:03:41,599 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:03:41,606 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:03:41,608 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:03:41,613 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:03:41,614 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.2.ufo.BOUNDED-6.pals.c.v+nlh-reducer.c [2019-11-27 10:03:41,778 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5d8d155c8/86b3304ba664454382bd3ae07b856c11/FLAG1ea2e6f91 [2019-11-27 10:03:43,060 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:03:43,067 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.2.ufo.BOUNDED-6.pals.c.v+nlh-reducer.c [2019-11-27 10:03:43,098 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5d8d155c8/86b3304ba664454382bd3ae07b856c11/FLAG1ea2e6f91 [2019-11-27 10:03:43,135 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5d8d155c8/86b3304ba664454382bd3ae07b856c11 [2019-11-27 10:03:43,144 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:03:43,149 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:03:43,154 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:03:43,155 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:03:43,165 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:03:43,167 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:03:43" (1/1) ... [2019-11-27 10:03:43,176 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44395090 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:03:43, skipping insertion in model container [2019-11-27 10:03:43,177 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:03:43" (1/1) ... [2019-11-27 10:03:43,189 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:03:43,325 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:03:44,272 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:03:44,319 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:03:44,631 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:03:44,673 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:03:44,674 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:03:44 WrapperNode [2019-11-27 10:03:44,675 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:03:44,677 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:03:44,677 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:03:44,678 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:03:44,689 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:03:44" (1/1) ... [2019-11-27 10:03:44,729 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:03:44" (1/1) ... [2019-11-27 10:03:44,848 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:03:44,851 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:03:44,851 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:03:44,853 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:03:44,868 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:03:44" (1/1) ... [2019-11-27 10:03:44,869 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:03:44" (1/1) ... [2019-11-27 10:03:44,881 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:03:44" (1/1) ... [2019-11-27 10:03:44,882 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:03:44" (1/1) ... [2019-11-27 10:03:44,916 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:03:44" (1/1) ... [2019-11-27 10:03:44,956 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:03:44" (1/1) ... [2019-11-27 10:03:44,969 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:03:44" (1/1) ... [2019-11-27 10:03:44,990 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:03:45,000 INFO L168 Benchmark]: Toolchain (without parser) took 1845.14 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 968.1 MB in the end (delta: -6.4 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:03:45,008 INFO L168 Benchmark]: CDTParser took 0.41 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 10:03:45,011 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1521.40 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 979.6 MB in the end (delta: -17.9 MB). Peak memory consumption was 26.6 MB. Max. memory is 12.5 GB. [2019-11-27 10:03:45,014 INFO L168 Benchmark]: Boogie Procedure Inliner took 173.61 ms. Allocated memory is still 1.0 GB. Free memory was 979.6 MB in the beginning and 973.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:03:45,019 INFO L168 Benchmark]: Boogie Preprocessor took 139.86 ms. Allocated memory is still 1.0 GB. Free memory was 973.8 MB in the beginning and 968.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:03:45,033 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41 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 1521.40 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 979.6 MB in the end (delta: -17.9 MB). Peak memory consumption was 26.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 173.61 ms. Allocated memory is still 1.0 GB. Free memory was 979.6 MB in the beginning and 973.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 139.86 ms. Allocated memory is still 1.0 GB. Free memory was 973.8 MB in the beginning and 968.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 10:03:49,044 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:03:49,049 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:03:49,082 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:03:49,084 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:03:49,087 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:03:49,093 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:03:49,108 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:03:49,115 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:03:49,119 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:03:49,124 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:03:49,131 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:03:49,131 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:03:49,138 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:03:49,141 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:03:49,146 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:03:49,149 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:03:49,153 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:03:49,159 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:03:49,169 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:03:49,178 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:03:49,185 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:03:49,187 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:03:49,192 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:03:49,200 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:03:49,200 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:03:49,201 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:03:49,205 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:03:49,206 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:03:49,210 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:03:49,211 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:03:49,212 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:03:49,212 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:03:49,217 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:03:49,219 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:03:49,219 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:03:49,221 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:03:49,222 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:03:49,224 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:03:49,225 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:03:49,228 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:03:49,229 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 10:03:49,271 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:03:49,273 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:03:49,280 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:03:49,280 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:03:49,280 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:03:49,281 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:03:49,281 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:03:49,282 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:03:49,282 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:03:49,282 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:03:49,286 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:03:49,286 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:03:49,287 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 10:03:49,287 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 10:03:49,288 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:03:49,288 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:03:49,288 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:03:49,289 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:03:49,290 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:03:49,290 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:03:49,290 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:03:49,292 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:03:49,292 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:03:49,292 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:03:49,295 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:03:49,295 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:03:49,295 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 10:03:49,296 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 10:03:49,296 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:03:49,296 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 10:03:49,298 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 -> 7f647c6008697302f06b1d1dda080bf4ccd77afb [2019-11-27 10:03:49,878 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:03:49,908 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:03:49,916 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:03:49,922 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:03:49,923 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:03:49,924 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.2.ufo.BOUNDED-6.pals.c.v+nlh-reducer.c [2019-11-27 10:03:50,064 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ef0167da6/4ffd3ee69edc4cb79fd3babf41072c40/FLAG93f16484d [2019-11-27 10:03:51,342 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:03:51,343 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.2.ufo.BOUNDED-6.pals.c.v+nlh-reducer.c [2019-11-27 10:03:51,374 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ef0167da6/4ffd3ee69edc4cb79fd3babf41072c40/FLAG93f16484d [2019-11-27 10:03:51,414 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ef0167da6/4ffd3ee69edc4cb79fd3babf41072c40 [2019-11-27 10:03:51,422 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:03:51,430 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:03:51,436 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:03:51,436 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:03:51,443 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:03:51,445 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:03:51" (1/1) ... [2019-11-27 10:03:51,456 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b1bd386 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:03:51, skipping insertion in model container [2019-11-27 10:03:51,456 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:03:51" (1/1) ... [2019-11-27 10:03:51,475 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:03:51,601 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:03:52,716 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:03:52,759 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:03:53,191 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:03:53,239 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:03:53,240 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:03:53 WrapperNode [2019-11-27 10:03:53,241 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:03:53,242 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:03:53,242 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:03:53,242 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:03:53,255 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:03:53" (1/1) ... [2019-11-27 10:03:53,292 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:03:53" (1/1) ... [2019-11-27 10:03:53,389 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:03:53,390 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:03:53,390 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:03:53,390 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:03:53,412 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:03:53" (1/1) ... [2019-11-27 10:03:53,412 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:03:53" (1/1) ... [2019-11-27 10:03:53,428 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:03:53" (1/1) ... [2019-11-27 10:03:53,434 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:03:53" (1/1) ... [2019-11-27 10:03:53,479 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:03:53" (1/1) ... [2019-11-27 10:03:53,522 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:03:53" (1/1) ... [2019-11-27 10:03:53,533 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:03:53" (1/1) ... [2019-11-27 10:03:53,558 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:03:53,568 INFO L168 Benchmark]: Toolchain (without parser) took 2131.69 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 962.5 MB in the end (delta: -826.8 kB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:03:53,570 INFO L168 Benchmark]: CDTParser took 1.43 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:03:53,571 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1805.56 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 968.2 MB in the end (delta: -6.6 MB). Peak memory consumption was 26.4 MB. Max. memory is 12.5 GB. [2019-11-27 10:03:53,573 INFO L168 Benchmark]: Boogie Procedure Inliner took 147.97 ms. Allocated memory is still 1.0 GB. Free memory is still 968.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:03:53,575 INFO L168 Benchmark]: Boogie Preprocessor took 169.05 ms. Allocated memory is still 1.0 GB. Free memory was 968.2 MB in the beginning and 962.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:03:53,585 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.43 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1805.56 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 968.2 MB in the end (delta: -6.6 MB). Peak memory consumption was 26.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 147.97 ms. Allocated memory is still 1.0 GB. Free memory is still 968.2 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 169.05 ms. Allocated memory is still 1.0 GB. Free memory was 968.2 MB in the beginning and 962.5 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...