./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+lhb-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 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+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 b4bbd3192d51717fc5b40bef5afa5d60438fb577 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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+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 b4bbd3192d51717fc5b40bef5afa5d60438fb577 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 16:25:33,059 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:25:33,067 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:25:33,105 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:25:33,107 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:25:33,109 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:25:33,115 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:25:33,128 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:25:33,137 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:25:33,143 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:25:33,147 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:25:33,150 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:25:33,153 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:25:33,156 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:25:33,159 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:25:33,162 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:25:33,167 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:25:33,169 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:25:33,174 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:25:33,183 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:25:33,190 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:25:33,197 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:25:33,199 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:25:33,203 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:25:33,211 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:25:33,214 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:25:33,214 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:25:33,218 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:25:33,220 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:25:33,221 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:25:33,224 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:25:33,225 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:25:33,229 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:25:33,231 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:25:33,235 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:25:33,236 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:25:33,238 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:25:33,240 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:25:33,240 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:25:33,241 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:25:33,247 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:25:33,249 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:25:33,301 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:25:33,307 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:25:33,309 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:25:33,314 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:25:33,314 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:25:33,315 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:25:33,315 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:25:33,317 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:25:33,317 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:25:33,319 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:25:33,319 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:25:33,319 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:25:33,322 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:25:33,324 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:25:33,324 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:25:33,324 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:25:33,325 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:25:33,325 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:25:33,326 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:25:33,329 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:25:33,329 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:25:33,329 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:25:33,330 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:25:33,330 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:25:33,331 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:25:33,331 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:25:33,334 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:25:33,334 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:25:33,335 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 -> b4bbd3192d51717fc5b40bef5afa5d60438fb577 [2019-11-27 16:25:33,906 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:25:33,924 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:25:33,931 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:25:33,934 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:25:33,936 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:25:33,938 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.2.ufo.BOUNDED-6.pals.c.v+lhb-reducer.c [2019-11-27 16:25:34,106 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4d0a57219/525b7384179d40a1bf5fa557b043c615/FLAG1fb958810 [2019-11-27 16:25:35,381 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:25:35,384 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.2.ufo.BOUNDED-6.pals.c.v+lhb-reducer.c [2019-11-27 16:25:35,420 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4d0a57219/525b7384179d40a1bf5fa557b043c615/FLAG1fb958810 [2019-11-27 16:25:35,461 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4d0a57219/525b7384179d40a1bf5fa557b043c615 [2019-11-27 16:25:35,472 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:25:35,478 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:25:35,483 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:25:35,487 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:25:35,493 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:25:35,498 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:25:35" (1/1) ... [2019-11-27 16:25:35,505 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 04:25:35, skipping insertion in model container [2019-11-27 16:25:35,508 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:25:35" (1/1) ... [2019-11-27 16:25:35,527 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:25:35,656 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:25:36,807 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:25:36,850 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:25:37,223 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:25:37,266 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:25:37,268 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:37 WrapperNode [2019-11-27 16:25:37,268 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:25:37,270 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:25:37,270 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:25:37,270 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:25:37,284 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:37" (1/1) ... [2019-11-27 16:25:37,334 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:37" (1/1) ... [2019-11-27 16:25:37,452 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:25:37,453 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:25:37,453 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:25:37,453 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:25:37,469 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:37" (1/1) ... [2019-11-27 16:25:37,469 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:37" (1/1) ... [2019-11-27 16:25:37,483 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:37" (1/1) ... [2019-11-27 16:25:37,483 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:37" (1/1) ... [2019-11-27 16:25:37,531 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:37" (1/1) ... [2019-11-27 16:25:37,575 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:37" (1/1) ... [2019-11-27 16:25:37,585 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:37" (1/1) ... [2019-11-27 16:25:37,611 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:25:37,626 INFO L168 Benchmark]: Toolchain (without parser) took 2146.93 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 972.5 MB in the end (delta: -10.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:25:37,631 INFO L168 Benchmark]: CDTParser took 0.31 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 16:25:37,635 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1785.06 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 978.3 MB in the end (delta: -16.6 MB). Peak memory consumption was 26.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:25:37,642 INFO L168 Benchmark]: Boogie Procedure Inliner took 182.62 ms. Allocated memory is still 1.0 GB. Free memory was 978.3 MB in the beginning and 972.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:25:37,646 INFO L168 Benchmark]: Boogie Preprocessor took 159.17 ms. Allocated memory is still 1.0 GB. Free memory is still 972.5 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:25:37,658 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 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 1785.06 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 978.3 MB in the end (delta: -16.6 MB). Peak memory consumption was 26.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 182.62 ms. Allocated memory is still 1.0 GB. Free memory was 978.3 MB in the beginning and 972.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 159.17 ms. Allocated memory is still 1.0 GB. Free memory is still 972.5 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 16:25:41,866 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:25:41,874 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:25:41,910 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:25:41,910 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:25:41,917 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:25:41,919 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:25:41,935 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:25:41,937 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:25:41,943 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:25:41,946 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:25:41,951 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:25:41,954 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:25:41,958 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:25:41,962 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:25:41,967 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:25:41,968 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:25:41,974 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:25:41,978 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:25:41,987 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:25:41,993 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:25:42,001 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:25:42,005 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:25:42,007 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:25:42,016 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:25:42,017 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:25:42,017 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:25:42,022 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:25:42,026 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:25:42,027 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:25:42,028 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:25:42,029 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:25:42,032 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:25:42,035 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:25:42,039 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:25:42,040 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:25:42,041 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:25:42,044 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:25:42,044 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:25:42,046 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:25:42,050 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:25:42,051 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:25:42,091 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:25:42,093 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:25:42,098 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:25:42,098 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:25:42,098 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:25:42,101 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:25:42,101 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:25:42,102 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:25:42,102 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:25:42,102 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:25:42,104 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:25:42,106 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:25:42,106 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:25:42,107 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:25:42,107 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:25:42,108 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:25:42,109 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:25:42,109 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:25:42,109 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:25:42,111 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:25:42,111 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:25:42,111 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:25:42,114 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:25:42,114 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:25:42,115 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:25:42,115 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:25:42,115 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:25:42,116 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:25:42,116 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:25:42,119 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:25:42,120 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 -> b4bbd3192d51717fc5b40bef5afa5d60438fb577 [2019-11-27 16:25:42,708 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:25:42,741 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:25:42,747 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:25:42,753 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:25:42,754 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:25:42,759 INFO L428 ainManager$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+lhb-reducer.c [2019-11-27 16:25:42,924 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/65a017b53/692dc140307e4470b093a4e9069e0ab3/FLAG43e472cdd [2019-11-27 16:25:44,198 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:25:44,199 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+lhb-reducer.c [2019-11-27 16:25:44,234 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/65a017b53/692dc140307e4470b093a4e9069e0ab3/FLAG43e472cdd [2019-11-27 16:25:44,273 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/65a017b53/692dc140307e4470b093a4e9069e0ab3 [2019-11-27 16:25:44,284 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:25:44,289 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:25:44,295 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:25:44,295 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:25:44,301 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:25:44,307 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:25:44" (1/1) ... [2019-11-27 16:25:44,314 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@218e5f0d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:44, skipping insertion in model container [2019-11-27 16:25:44,315 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:25:44" (1/1) ... [2019-11-27 16:25:44,337 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:25:44,463 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:25:45,627 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:25:45,658 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:25:46,025 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:25:46,083 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:25:46,089 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:46 WrapperNode [2019-11-27 16:25:46,089 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:25:46,093 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:25:46,093 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:25:46,094 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:25:46,118 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:46" (1/1) ... [2019-11-27 16:25:46,170 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:46" (1/1) ... [2019-11-27 16:25:46,317 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:25:46,319 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:25:46,321 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:25:46,321 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:25:46,354 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:46" (1/1) ... [2019-11-27 16:25:46,360 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:46" (1/1) ... [2019-11-27 16:25:46,382 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:46" (1/1) ... [2019-11-27 16:25:46,383 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:46" (1/1) ... [2019-11-27 16:25:46,442 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:46" (1/1) ... [2019-11-27 16:25:46,483 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:46" (1/1) ... [2019-11-27 16:25:46,496 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:46" (1/1) ... [2019-11-27 16:25:46,521 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:25:46,533 INFO L168 Benchmark]: Toolchain (without parser) took 2239.14 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 967.0 MB in the end (delta: -5.3 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:25:46,538 INFO L168 Benchmark]: CDTParser took 0.60 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 16:25:46,540 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1795.44 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 972.7 MB in the end (delta: -11.0 MB). Peak memory consumption was 26.3 MB. Max. memory is 12.5 GB. [2019-11-27 16:25:46,544 INFO L168 Benchmark]: Boogie Procedure Inliner took 225.81 ms. Allocated memory is still 1.0 GB. Free memory was 972.7 MB in the beginning and 967.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:25:46,548 INFO L168 Benchmark]: Boogie Preprocessor took 205.77 ms. Allocated memory is still 1.0 GB. Free memory is still 967.0 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:25:46,559 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.60 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 1795.44 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 972.7 MB in the end (delta: -11.0 MB). Peak memory consumption was 26.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 225.81 ms. Allocated memory is still 1.0 GB. Free memory was 972.7 MB in the beginning and 967.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 205.77 ms. Allocated memory is still 1.0 GB. Free memory is still 967.0 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...