./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.2.ufo.BOUNDED-8.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_opt-floodmax.4.2.ufo.BOUNDED-8.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 fe6d37ef04186b934aa9fbc743c0a2a6d0fd1d6b ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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.BOUNDED-8.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 fe6d37ef04186b934aa9fbc743c0a2a6d0fd1d6b .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 17:19:12,156 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:19:12,164 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:19:12,200 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:19:12,203 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:19:12,209 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:19:12,212 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:19:12,229 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:19:12,233 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:19:12,241 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:19:12,242 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:19:12,247 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:19:12,248 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:19:12,254 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:19:12,256 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:19:12,260 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:19:12,265 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:19:12,269 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:19:12,276 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:19:12,284 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:19:12,292 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:19:12,300 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:19:12,303 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:19:12,307 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:19:12,314 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:19:12,317 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:19:12,317 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:19:12,320 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:19:12,322 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:19:12,323 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:19:12,328 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:19:12,329 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:19:12,330 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:19:12,331 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:19:12,336 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:19:12,337 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:19:12,339 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:19:12,341 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:19:12,341 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:19:12,345 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:19:12,348 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:19:12,352 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:19:12,391 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:19:12,393 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:19:12,400 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:19:12,400 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:19:12,400 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:19:12,401 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:19:12,401 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:19:12,403 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:19:12,403 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:19:12,403 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:19:12,405 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:19:12,405 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:19:12,408 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:19:12,408 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:19:12,409 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:19:12,409 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:19:12,409 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:19:12,410 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:19:12,410 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:19:12,410 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:19:12,410 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:19:12,411 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:19:12,413 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:19:12,413 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:19:12,413 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:19:12,414 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:19:12,414 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:19:12,414 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:19:12,414 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 -> fe6d37ef04186b934aa9fbc743c0a2a6d0fd1d6b [2019-11-26 17:19:13,052 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:19:13,089 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:19:13,099 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:19:13,101 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:19:13,106 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:19:13,108 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.2.ufo.BOUNDED-8.pals.c.v+cfa-reducer.c [2019-11-26 17:19:13,271 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7310ee0fd/e29662889ad848e492202fa4030e68e4/FLAGf7f017a09 [2019-11-26 17:19:14,541 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:19:14,548 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.2.ufo.BOUNDED-8.pals.c.v+cfa-reducer.c [2019-11-26 17:19:14,584 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7310ee0fd/e29662889ad848e492202fa4030e68e4/FLAGf7f017a09 [2019-11-26 17:19:14,624 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7310ee0fd/e29662889ad848e492202fa4030e68e4 [2019-11-26 17:19:14,632 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:19:14,637 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:19:14,642 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:19:14,644 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:19:14,652 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:19:14,654 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:19:14" (1/1) ... [2019-11-26 17:19:14,663 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 05:19:14, skipping insertion in model container [2019-11-26 17:19:14,663 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:19:14" (1/1) ... [2019-11-26 17:19:14,683 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:19:14,827 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:19:15,869 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:19:15,907 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:19:16,431 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:19:16,481 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:19:16,487 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:16 WrapperNode [2019-11-26 17:19:16,488 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:19:16,489 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:19:16,490 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:19:16,490 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:19:16,510 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:16" (1/1) ... [2019-11-26 17:19:16,567 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:16" (1/1) ... [2019-11-26 17:19:16,706 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:19:16,707 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:19:16,708 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:19:16,708 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:19:16,733 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:16" (1/1) ... [2019-11-26 17:19:16,733 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:16" (1/1) ... [2019-11-26 17:19:16,750 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:16" (1/1) ... [2019-11-26 17:19:16,751 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:16" (1/1) ... [2019-11-26 17:19:16,801 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:16" (1/1) ... [2019-11-26 17:19:16,842 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:16" (1/1) ... [2019-11-26 17:19:16,851 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:16" (1/1) ... [2019-11-26 17:19:16,873 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:19:16,886 INFO L168 Benchmark]: Toolchain (without parser) took 2244.14 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: 976.3 kB). Peak memory consumption was 1.0 MB. Max. memory is 12.5 GB. [2019-11-26 17:19:16,888 INFO L168 Benchmark]: CDTParser took 0.51 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 17:19:16,890 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1847.43 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. [2019-11-26 17:19:16,894 INFO L168 Benchmark]: Boogie Procedure Inliner took 217.82 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. [2019-11-26 17:19:16,897 INFO L168 Benchmark]: Boogie Preprocessor took 170.16 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. [2019-11-26 17:19:16,909 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.51 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 1847.43 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 217.82 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 170.16 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 0.1.24-025d5a2 [2019-11-26 17:19:21,037 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:19:21,043 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:19:21,078 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:19:21,079 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:19:21,081 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:19:21,086 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:19:21,104 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:19:21,106 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:19:21,112 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:19:21,117 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:19:21,122 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:19:21,123 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:19:21,128 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:19:21,131 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:19:21,134 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:19:21,137 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:19:21,142 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:19:21,146 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:19:21,158 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:19:21,164 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:19:21,169 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:19:21,173 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:19:21,180 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:19:21,185 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:19:21,188 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:19:21,188 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:19:21,191 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:19:21,193 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:19:21,195 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:19:21,200 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:19:21,201 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:19:21,202 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:19:21,203 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:19:21,206 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:19:21,207 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:19:21,210 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:19:21,210 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:19:21,212 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:19:21,215 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:19:21,218 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:19:21,220 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:19:21,260 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:19:21,263 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:19:21,268 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:19:21,269 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:19:21,269 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:19:21,270 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:19:21,270 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:19:21,271 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:19:21,273 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:19:21,273 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:19:21,274 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:19:21,275 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:19:21,275 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:19:21,276 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:19:21,278 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:19:21,278 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:19:21,278 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:19:21,279 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:19:21,279 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:19:21,281 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:19:21,281 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:19:21,282 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:19:21,284 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:19:21,284 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:19:21,285 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:19:21,285 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:19:21,285 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:19:21,286 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:19:21,288 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:19:21,289 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:19:21,289 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 -> fe6d37ef04186b934aa9fbc743c0a2a6d0fd1d6b [2019-11-26 17:19:21,881 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:19:21,912 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:19:21,921 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:19:21,925 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:19:21,926 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:19:21,927 INFO L428 ainManager$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.BOUNDED-8.pals.c.v+cfa-reducer.c [2019-11-26 17:19:22,083 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bbef0aaf7/7356da9fdb504d7293d6c58e3dbb053c/FLAGc8f15ecf6 [2019-11-26 17:19:23,297 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:19:23,302 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.2.ufo.BOUNDED-8.pals.c.v+cfa-reducer.c [2019-11-26 17:19:23,330 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bbef0aaf7/7356da9fdb504d7293d6c58e3dbb053c/FLAGc8f15ecf6 [2019-11-26 17:19:23,791 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bbef0aaf7/7356da9fdb504d7293d6c58e3dbb053c [2019-11-26 17:19:23,797 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:19:23,813 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:19:23,815 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:19:23,817 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:19:23,824 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:19:23,828 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:19:23" (1/1) ... [2019-11-26 17:19:23,836 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6bcb722f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:23, skipping insertion in model container [2019-11-26 17:19:23,839 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:19:23" (1/1) ... [2019-11-26 17:19:23,858 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:19:23,990 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:19:25,217 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:19:25,256 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:19:25,801 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:19:25,855 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:19:25,858 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:25 WrapperNode [2019-11-26 17:19:25,858 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:19:25,860 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:19:25,860 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:19:25,860 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:19:25,885 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:25" (1/1) ... [2019-11-26 17:19:25,956 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:25" (1/1) ... [2019-11-26 17:19:26,089 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:19:26,090 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:19:26,090 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:19:26,090 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:19:26,113 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:25" (1/1) ... [2019-11-26 17:19:26,115 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:25" (1/1) ... [2019-11-26 17:19:26,136 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:25" (1/1) ... [2019-11-26 17:19:26,142 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:25" (1/1) ... [2019-11-26 17:19:26,200 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:25" (1/1) ... [2019-11-26 17:19:26,243 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:25" (1/1) ... [2019-11-26 17:19:26,256 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:25" (1/1) ... [2019-11-26 17:19:26,283 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:19:26,291 INFO L168 Benchmark]: Toolchain (without parser) took 2488.46 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 956.1 MB in the end (delta: 9.9 MB). Peak memory consumption was 10.0 MB. Max. memory is 12.5 GB. [2019-11-26 17:19:26,293 INFO L168 Benchmark]: CDTParser took 2.56 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:19:26,297 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2043.97 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 967.6 MB in the end (delta: -1.6 MB). Peak memory consumption was 32.9 MB. Max. memory is 12.5 GB. [2019-11-26 17:19:26,298 INFO L168 Benchmark]: Boogie Procedure Inliner took 230.14 ms. Allocated memory is still 1.0 GB. Free memory was 967.6 MB in the beginning and 961.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:19:26,303 INFO L168 Benchmark]: Boogie Preprocessor took 194.71 ms. Allocated memory is still 1.0 GB. Free memory was 961.8 MB in the beginning and 956.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:19:26,316 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.56 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 2043.97 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 967.6 MB in the end (delta: -1.6 MB). Peak memory consumption was 32.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 230.14 ms. Allocated memory is still 1.0 GB. Free memory was 967.6 MB in the beginning and 961.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 194.71 ms. Allocated memory is still 1.0 GB. Free memory was 961.8 MB in the beginning and 956.1 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...