./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.2.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 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_opt-floodmax.4.2.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 c634f7f5231aff3e09d5899fa30ea00e1e3bde72 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_opt-floodmax.4.2.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 c634f7f5231aff3e09d5899fa30ea00e1e3bde72 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 23:11:51,184 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:11:51,190 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:11:51,228 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:11:51,230 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:11:51,236 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:11:51,242 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:11:51,261 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:11:51,263 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:11:51,269 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:11:51,272 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:11:51,277 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:11:51,280 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:11:51,284 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:11:51,289 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:11:51,295 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:11:51,297 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:11:51,305 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:11:51,308 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:11:51,319 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:11:51,328 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:11:51,333 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:11:51,338 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:11:51,344 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:11:51,351 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:11:51,352 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:11:51,352 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:11:51,355 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:11:51,357 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:11:51,358 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:11:51,363 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:11:51,364 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:11:51,365 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:11:51,369 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:11:51,372 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:11:51,374 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:11:51,379 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:11:51,379 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:11:51,380 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:11:51,383 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:11:51,388 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:11:51,390 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 23:11:51,442 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:11:51,443 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:11:51,450 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:11:51,450 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:11:51,451 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:11:51,451 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:11:51,451 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 23:11:51,452 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 23:11:51,452 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 23:11:51,452 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:11:51,453 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:11:51,456 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:11:51,456 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:11:51,457 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 23:11:51,457 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:11:51,457 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:11:51,458 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:11:51,458 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:11:51,461 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:11:51,461 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:11:51,461 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:11:51,462 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:11:51,462 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:11:51,462 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:11:51,463 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:11:51,463 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 23:11:51,463 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 23:11:51,466 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:11:51,466 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 -> c634f7f5231aff3e09d5899fa30ea00e1e3bde72 [2019-11-25 23:11:52,105 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:11:52,134 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:11:52,143 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:11:52,147 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:11:52,149 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:11:52,150 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.2.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-25 23:11:52,300 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f8d612a12/09b96d959bb1430c982ba67f6d763460/FLAG188f6ea4e [2019-11-25 23:11:53,535 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:11:53,542 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.2.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-25 23:11:53,579 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f8d612a12/09b96d959bb1430c982ba67f6d763460/FLAG188f6ea4e [2019-11-25 23:11:53,617 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f8d612a12/09b96d959bb1430c982ba67f6d763460 [2019-11-25 23:11:53,624 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:11:53,629 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:11:53,632 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:11:53,632 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:11:53,640 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:11:53,642 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:11:53" (1/1) ... [2019-11-25 23:11:53,651 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 25.11 11:11:53, skipping insertion in model container [2019-11-25 23:11:53,652 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:11:53" (1/1) ... [2019-11-25 23:11:53,673 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:11:53,797 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:11:54,841 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:11:54,889 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:11:55,232 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:11:55,289 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:11:55,293 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:55 WrapperNode [2019-11-25 23:11:55,294 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:11:55,295 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:11:55,299 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:11:55,299 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:11:55,316 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:55" (1/1) ... [2019-11-25 23:11:55,370 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:55" (1/1) ... [2019-11-25 23:11:55,511 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:11:55,513 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:11:55,514 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:11:55,514 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:11:55,536 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:55" (1/1) ... [2019-11-25 23:11:55,541 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:55" (1/1) ... [2019-11-25 23:11:55,552 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:55" (1/1) ... [2019-11-25 23:11:55,555 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:55" (1/1) ... [2019-11-25 23:11:55,607 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:55" (1/1) ... [2019-11-25 23:11:55,645 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:55" (1/1) ... [2019-11-25 23:11:55,662 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:55" (1/1) ... [2019-11-25 23:11:55,682 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:11:55,696 INFO L168 Benchmark]: Toolchain (without parser) took 2064.14 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 960.7 MB in the end (delta: 987.3 kB). Peak memory consumption was 1.1 MB. Max. memory is 12.5 GB. [2019-11-25 23:11:55,697 INFO L168 Benchmark]: CDTParser took 1.56 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. [2019-11-25 23:11:55,702 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1663.08 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 972.2 MB in the end (delta: -10.5 MB). Peak memory consumption was 26.8 MB. Max. memory is 12.5 GB. [2019-11-25 23:11:55,703 INFO L168 Benchmark]: Boogie Procedure Inliner took 217.34 ms. Allocated memory is still 1.0 GB. Free memory was 972.2 MB in the beginning and 966.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:11:55,705 INFO L168 Benchmark]: Boogie Preprocessor took 174.51 ms. Allocated memory is still 1.0 GB. Free memory was 966.4 MB in the beginning and 960.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:11:55,715 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.56 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 1663.08 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 972.2 MB in the end (delta: -10.5 MB). Peak memory consumption was 26.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 217.34 ms. Allocated memory is still 1.0 GB. Free memory was 972.2 MB in the beginning and 966.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 174.51 ms. Allocated memory is still 1.0 GB. Free memory was 966.4 MB in the beginning and 960.7 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 0.1.24-65d6cd2 [2019-11-25 23:11:59,694 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:11:59,701 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:11:59,738 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:11:59,738 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:11:59,741 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:11:59,746 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:11:59,762 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:11:59,765 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:11:59,772 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:11:59,778 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:11:59,781 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:11:59,781 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:11:59,788 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:11:59,790 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:11:59,795 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:11:59,798 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:11:59,802 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:11:59,822 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:11:59,834 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:11:59,845 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:11:59,858 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:11:59,863 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:11:59,865 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:11:59,873 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:11:59,873 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:11:59,874 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:11:59,877 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:11:59,878 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:11:59,881 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:11:59,882 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:11:59,885 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:11:59,887 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:11:59,888 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:11:59,891 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:11:59,893 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:11:59,896 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:11:59,897 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:11:59,897 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:11:59,898 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:11:59,902 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:11:59,903 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 23:11:59,944 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:11:59,945 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:11:59,949 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:11:59,950 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:11:59,953 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:11:59,954 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:11:59,954 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 23:11:59,954 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 23:11:59,955 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:11:59,955 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:11:59,956 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:11:59,956 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:11:59,957 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 23:11:59,957 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 23:11:59,960 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 23:11:59,960 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:11:59,960 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:11:59,961 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:11:59,961 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:11:59,962 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:11:59,962 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:11:59,963 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:11:59,963 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:11:59,963 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:11:59,966 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:11:59,966 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:11:59,967 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 23:11:59,967 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 23:11:59,967 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:11:59,967 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 23:11:59,969 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 -> c634f7f5231aff3e09d5899fa30ea00e1e3bde72 [2019-11-25 23:12:00,521 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:12:00,557 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:12:00,566 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:12:00,569 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:12:00,573 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:12:00,575 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.2.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-25 23:12:00,747 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1193eac9f/3c56f09d89f64933bd845293d558a95f/FLAGf668df09d [2019-11-25 23:12:01,910 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:12:01,912 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.2.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-25 23:12:01,952 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1193eac9f/3c56f09d89f64933bd845293d558a95f/FLAGf668df09d [2019-11-25 23:12:01,990 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1193eac9f/3c56f09d89f64933bd845293d558a95f [2019-11-25 23:12:02,000 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:12:02,006 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:12:02,008 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:12:02,010 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:12:02,015 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:12:02,020 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:12:01" (1/1) ... [2019-11-25 23:12:02,027 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@154195b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:02, skipping insertion in model container [2019-11-25 23:12:02,027 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:12:01" (1/1) ... [2019-11-25 23:12:02,046 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:12:02,176 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:12:03,343 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:12:03,381 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:12:03,909 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:12:03,961 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:12:03,962 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:03 WrapperNode [2019-11-25 23:12:03,965 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:12:03,966 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:12:03,966 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:12:03,966 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:12:03,988 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:03" (1/1) ... [2019-11-25 23:12:04,058 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:03" (1/1) ... [2019-11-25 23:12:04,193 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:12:04,194 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:12:04,195 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:12:04,195 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:12:04,217 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:03" (1/1) ... [2019-11-25 23:12:04,219 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:03" (1/1) ... [2019-11-25 23:12:04,243 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:03" (1/1) ... [2019-11-25 23:12:04,244 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:03" (1/1) ... [2019-11-25 23:12:04,305 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:03" (1/1) ... [2019-11-25 23:12:04,346 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:03" (1/1) ... [2019-11-25 23:12:04,362 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:03" (1/1) ... [2019-11-25 23:12:04,388 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:12:04,394 INFO L168 Benchmark]: Toolchain (without parser) took 2390.92 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 949.6 MB in the end (delta: 12.1 MB). Peak memory consumption was 12.2 MB. Max. memory is 12.5 GB. [2019-11-25 23:12:04,400 INFO L168 Benchmark]: CDTParser took 0.42 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. [2019-11-25 23:12:04,402 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1957.67 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: 626.3 kB). Peak memory consumption was 26.5 MB. Max. memory is 12.5 GB. [2019-11-25 23:12:04,403 INFO L168 Benchmark]: Boogie Procedure Inliner took 227.46 ms. Allocated memory is still 1.0 GB. Free memory was 961.1 MB in the beginning and 955.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:12:04,409 INFO L168 Benchmark]: Boogie Preprocessor took 194.93 ms. Allocated memory is still 1.0 GB. Free memory was 955.3 MB in the beginning and 949.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:12:04,419 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42 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 1957.67 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: 626.3 kB). Peak memory consumption was 26.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 227.46 ms. Allocated memory is still 1.0 GB. Free memory was 961.1 MB in the beginning and 955.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 194.93 ms. Allocated memory is still 1.0 GB. Free memory was 955.3 MB in the beginning and 949.6 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...