./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.3.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 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.4.3.ufo.UNBOUNDED.pals.c.v+cfa-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 4c8a524001abd85bdfb6d1b1f78cf8aca832a2da ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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.4.3.ufo.UNBOUNDED.pals.c.v+cfa-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 4c8a524001abd85bdfb6d1b1f78cf8aca832a2da ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:16:34,864 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:16:34,870 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:16:34,902 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:16:34,906 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:16:34,908 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:16:34,912 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:16:34,930 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:16:34,933 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:16:34,939 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:16:34,944 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:16:34,946 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:16:34,949 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:16:34,956 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:16:34,958 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:16:34,966 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:16:34,968 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:16:34,970 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:16:34,977 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:16:34,987 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:16:34,991 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:16:34,998 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:16:35,000 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:16:35,007 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:16:35,014 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:16:35,015 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:16:35,015 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:16:35,018 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:16:35,019 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:16:35,023 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:16:35,024 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:16:35,025 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:16:35,030 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:16:35,031 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:16:35,034 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:16:35,035 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:16:35,037 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:16:35,039 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:16:35,039 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:16:35,043 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:16:35,047 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:16:35,048 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:16:35,091 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:16:35,092 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:16:35,098 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:16:35,098 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:16:35,098 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:16:35,099 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:16:35,099 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:16:35,100 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:16:35,100 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:16:35,100 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:16:35,103 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:16:35,103 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:16:35,104 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:16:35,104 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:16:35,107 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:16:35,107 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:16:35,107 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:16:35,108 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:16:35,108 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:16:35,108 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:16:35,109 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:16:35,109 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:16:35,110 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:16:35,113 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:16:35,113 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:16:35,114 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:16:35,114 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:16:35,114 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:16:35,115 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 -> 4c8a524001abd85bdfb6d1b1f78cf8aca832a2da [2019-11-26 17:16:35,650 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:16:35,681 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:16:35,690 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:16:35,695 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:16:35,696 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:16:35,697 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.3.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-26 17:16:35,861 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b0495285d/716cc63f14574e3694c2dd3caf6ef9e9/FLAG5df8d8943 [2019-11-26 17:16:36,987 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:16:36,991 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.3.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-26 17:16:37,031 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b0495285d/716cc63f14574e3694c2dd3caf6ef9e9/FLAG5df8d8943 [2019-11-26 17:16:37,070 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b0495285d/716cc63f14574e3694c2dd3caf6ef9e9 [2019-11-26 17:16:37,078 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:16:37,081 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:16:37,085 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:16:37,087 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:16:37,097 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:16:37,098 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:16:37" (1/1) ... [2019-11-26 17:16:37,105 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 26.11 05:16:37, skipping insertion in model container [2019-11-26 17:16:37,107 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:16:37" (1/1) ... [2019-11-26 17:16:37,127 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:16:37,255 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:16:38,318 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:16:38,359 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:16:38,738 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:16:38,784 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:16:38,785 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:38 WrapperNode [2019-11-26 17:16:38,786 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:16:38,789 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:16:38,789 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:16:38,789 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:16:38,805 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:38" (1/1) ... [2019-11-26 17:16:38,858 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:38" (1/1) ... [2019-11-26 17:16:38,972 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:16:38,974 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:16:38,974 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:16:38,975 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:16:38,987 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:38" (1/1) ... [2019-11-26 17:16:38,995 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:38" (1/1) ... [2019-11-26 17:16:39,005 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:38" (1/1) ... [2019-11-26 17:16:39,005 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:38" (1/1) ... [2019-11-26 17:16:39,069 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:38" (1/1) ... [2019-11-26 17:16:39,122 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:38" (1/1) ... [2019-11-26 17:16:39,141 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:38" (1/1) ... [2019-11-26 17:16:39,167 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:16:39,179 INFO L168 Benchmark]: Toolchain (without parser) took 2091.48 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 966.5 MB in the end (delta: -4.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:16:39,181 INFO L168 Benchmark]: CDTParser took 2.79 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. [2019-11-26 17:16:39,187 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1702.05 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 978.0 MB in the end (delta: -16.3 MB). Peak memory consumption was 26.8 MB. Max. memory is 12.5 GB. [2019-11-26 17:16:39,189 INFO L168 Benchmark]: Boogie Procedure Inliner took 184.99 ms. Allocated memory is still 1.0 GB. Free memory was 978.0 MB in the beginning and 972.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:16:39,194 INFO L168 Benchmark]: Boogie Preprocessor took 195.72 ms. Allocated memory is still 1.0 GB. Free memory was 972.2 MB in the beginning and 966.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:16:39,208 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.79 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 1702.05 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 978.0 MB in the end (delta: -16.3 MB). Peak memory consumption was 26.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 184.99 ms. Allocated memory is still 1.0 GB. Free memory was 978.0 MB in the beginning and 972.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 195.72 ms. Allocated memory is still 1.0 GB. Free memory was 972.2 MB in the beginning and 966.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:16:43,078 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:16:43,083 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:16:43,111 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:16:43,113 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:16:43,116 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:16:43,128 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:16:43,145 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:16:43,150 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:16:43,154 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:16:43,159 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:16:43,162 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:16:43,165 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:16:43,169 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:16:43,173 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:16:43,179 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:16:43,182 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:16:43,189 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:16:43,192 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:16:43,200 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:16:43,207 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:16:43,214 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:16:43,217 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:16:43,223 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:16:43,231 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:16:43,231 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:16:43,232 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:16:43,234 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:16:43,234 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:16:43,236 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:16:43,239 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:16:43,240 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:16:43,241 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:16:43,242 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:16:43,248 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:16:43,248 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:16:43,249 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:16:43,253 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:16:43,253 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:16:43,256 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:16:43,258 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:16:43,259 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:16:43,297 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:16:43,298 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:16:43,302 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:16:43,304 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:16:43,304 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:16:43,305 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:16:43,306 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:16:43,309 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:16:43,309 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:16:43,310 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:16:43,311 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:16:43,311 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:16:43,312 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:16:43,312 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:16:43,313 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:16:43,313 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:16:43,314 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:16:43,316 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:16:43,316 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:16:43,317 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:16:43,317 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:16:43,317 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:16:43,317 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:16:43,319 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:16:43,319 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:16:43,319 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:16:43,320 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:16:43,322 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:16:43,322 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:16:43,322 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:16:43,324 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 -> 4c8a524001abd85bdfb6d1b1f78cf8aca832a2da [2019-11-26 17:16:43,921 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:16:43,949 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:16:43,955 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:16:43,958 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:16:43,963 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:16:43,965 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.3.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-26 17:16:44,136 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/452575f5f/85913385e4774107860b4946aaa35465/FLAG09cc735a4 [2019-11-26 17:16:45,451 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:16:45,454 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.3.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-26 17:16:45,489 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/452575f5f/85913385e4774107860b4946aaa35465/FLAG09cc735a4 [2019-11-26 17:16:45,527 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/452575f5f/85913385e4774107860b4946aaa35465 [2019-11-26 17:16:45,535 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:16:45,541 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:16:45,543 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:16:45,544 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:16:45,551 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:16:45,554 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:16:45" (1/1) ... [2019-11-26 17:16:45,562 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 26.11 05:16:45, skipping insertion in model container [2019-11-26 17:16:45,563 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:16:45" (1/1) ... [2019-11-26 17:16:45,581 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:16:45,712 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:16:46,987 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:16:47,028 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:16:47,457 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:16:47,495 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:16:47,497 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:47 WrapperNode [2019-11-26 17:16:47,497 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:16:47,498 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:16:47,509 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:16:47,509 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:16:47,522 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:47" (1/1) ... [2019-11-26 17:16:47,574 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:47" (1/1) ... [2019-11-26 17:16:47,686 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:16:47,688 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:16:47,690 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:16:47,690 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:16:47,706 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:47" (1/1) ... [2019-11-26 17:16:47,707 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:47" (1/1) ... [2019-11-26 17:16:47,729 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:47" (1/1) ... [2019-11-26 17:16:47,729 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:47" (1/1) ... [2019-11-26 17:16:47,796 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:47" (1/1) ... [2019-11-26 17:16:47,849 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:47" (1/1) ... [2019-11-26 17:16:47,865 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:47" (1/1) ... [2019-11-26 17:16:47,893 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:16:47,906 INFO L168 Benchmark]: Toolchain (without parser) took 2361.21 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 961.1 MB in the end (delta: 584.5 kB). Peak memory consumption was 650.0 kB. Max. memory is 12.5 GB. [2019-11-26 17:16:47,909 INFO L168 Benchmark]: CDTParser took 0.39 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. [2019-11-26 17:16:47,910 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1954.32 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 966.8 MB in the end (delta: -5.1 MB). Peak memory consumption was 26.4 MB. Max. memory is 12.5 GB. [2019-11-26 17:16:47,919 INFO L168 Benchmark]: Boogie Procedure Inliner took 189.55 ms. Allocated memory is still 1.0 GB. Free memory is still 966.8 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:16:47,920 INFO L168 Benchmark]: Boogie Preprocessor took 208.70 ms. Allocated memory is still 1.0 GB. Free memory was 966.8 MB in the beginning and 961.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:16:47,930 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 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 1954.32 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 966.8 MB in the end (delta: -5.1 MB). Peak memory consumption was 26.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 189.55 ms. Allocated memory is still 1.0 GB. Free memory is still 966.8 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 208.70 ms. Allocated memory is still 1.0 GB. Free memory was 966.8 MB in the beginning and 961.1 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...