./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.1.ufo.BOUNDED-6.pals.c.v+lhb-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.1.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 b2bd0eefab4ec7a4175d00930a3366deab0b5868 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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.3.1.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 b2bd0eefab4ec7a4175d00930a3366deab0b5868 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 10:06:29,322 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:06:29,327 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:06:29,362 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:06:29,365 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:06:29,367 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:06:29,372 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:06:29,385 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:06:29,393 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:06:29,398 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:06:29,401 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:06:29,406 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:06:29,407 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:06:29,411 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:06:29,416 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:06:29,418 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:06:29,421 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:06:29,424 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:06:29,432 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:06:29,436 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:06:29,446 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:06:29,452 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:06:29,456 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:06:29,458 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:06:29,466 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:06:29,467 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:06:29,468 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:06:29,471 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:06:29,472 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:06:29,476 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:06:29,476 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:06:29,477 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:06:29,480 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:06:29,482 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:06:29,486 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:06:29,487 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:06:29,488 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:06:29,491 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:06:29,491 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:06:29,492 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:06:29,497 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:06:29,498 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 10:06:29,551 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:06:29,558 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:06:29,560 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:06:29,560 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:06:29,560 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:06:29,565 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:06:29,566 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:06:29,567 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 10:06:29,567 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:06:29,567 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:06:29,567 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:06:29,568 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:06:29,568 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:06:29,570 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:06:29,570 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:06:29,570 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:06:29,572 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:06:29,572 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:06:29,575 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:06:29,576 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:06:29,576 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:06:29,576 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:06:29,577 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:06:29,577 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:06:29,577 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:06:29,578 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 10:06:29,578 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 10:06:29,581 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:06:29,581 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 -> b2bd0eefab4ec7a4175d00930a3366deab0b5868 [2019-11-27 10:06:30,196 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:06:30,225 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:06:30,234 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:06:30,236 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:06:30,239 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:06:30,240 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.1.ufo.BOUNDED-6.pals.c.v+lhb-reducer.c [2019-11-27 10:06:30,397 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6c4039ea7/f92d0863be5c4875b9c4dc89dc5312c4/FLAG6a2e0b2ea [2019-11-27 10:06:31,759 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:06:31,761 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.1.ufo.BOUNDED-6.pals.c.v+lhb-reducer.c [2019-11-27 10:06:31,795 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6c4039ea7/f92d0863be5c4875b9c4dc89dc5312c4/FLAG6a2e0b2ea [2019-11-27 10:06:31,834 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6c4039ea7/f92d0863be5c4875b9c4dc89dc5312c4 [2019-11-27 10:06:31,845 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:06:31,847 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:06:31,854 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:06:31,857 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:06:31,863 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:06:31,867 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:06:31" (1/1) ... [2019-11-27 10:06:31,873 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b1bd386 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:31, skipping insertion in model container [2019-11-27 10:06:31,874 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:06:31" (1/1) ... [2019-11-27 10:06:31,893 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:06:32,057 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:06:33,556 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:06:33,584 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:06:34,520 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:06:34,566 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:06:34,568 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:34 WrapperNode [2019-11-27 10:06:34,571 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:06:34,572 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:06:34,573 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:06:34,573 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:06:34,590 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:34" (1/1) ... [2019-11-27 10:06:34,657 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:34" (1/1) ... [2019-11-27 10:06:34,843 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:06:34,845 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:06:34,847 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:06:34,850 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:06:34,872 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:34" (1/1) ... [2019-11-27 10:06:34,872 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:34" (1/1) ... [2019-11-27 10:06:34,888 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:34" (1/1) ... [2019-11-27 10:06:34,888 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:34" (1/1) ... [2019-11-27 10:06:34,951 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:34" (1/1) ... [2019-11-27 10:06:35,003 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:34" (1/1) ... [2019-11-27 10:06:35,017 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:34" (1/1) ... [2019-11-27 10:06:35,048 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:06:35,056 INFO L168 Benchmark]: Toolchain (without parser) took 3204.77 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: 975.6 kB). Peak memory consumption was 1.0 MB. Max. memory is 12.5 GB. [2019-11-27 10:06:35,062 INFO L168 Benchmark]: CDTParser took 0.32 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:06:35,071 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2717.03 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 32.5 MB. Max. memory is 12.5 GB. [2019-11-27 10:06:35,072 INFO L168 Benchmark]: Boogie Procedure Inliner took 272.76 ms. Allocated memory is still 1.0 GB. Free memory was 972.2 MB in the beginning and 960.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 10:06:35,073 INFO L168 Benchmark]: Boogie Preprocessor took 203.86 ms. Allocated memory is still 1.0 GB. Free memory is still 960.7 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:06:35,083 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 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 2717.03 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 32.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 272.76 ms. Allocated memory is still 1.0 GB. Free memory was 972.2 MB in the beginning and 960.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 203.86 ms. Allocated memory is still 1.0 GB. Free memory is still 960.7 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-da95e15 [2019-11-27 10:06:38,940 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:06:38,946 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:06:38,974 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:06:38,976 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:06:38,979 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:06:38,995 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:06:39,010 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:06:39,015 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:06:39,020 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:06:39,022 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:06:39,028 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:06:39,031 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:06:39,035 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:06:39,040 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:06:39,044 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:06:39,049 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:06:39,052 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:06:39,060 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:06:39,067 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:06:39,075 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:06:39,084 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:06:39,085 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:06:39,090 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:06:39,098 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:06:39,101 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:06:39,101 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:06:39,104 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:06:39,106 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:06:39,107 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:06:39,109 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:06:39,110 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:06:39,112 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:06:39,118 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:06:39,120 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:06:39,122 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:06:39,124 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:06:39,127 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:06:39,127 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:06:39,129 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:06:39,130 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:06:39,132 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 10:06:39,173 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:06:39,175 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:06:39,179 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:06:39,181 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:06:39,181 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:06:39,182 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:06:39,182 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:06:39,184 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:06:39,184 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:06:39,184 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:06:39,186 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:06:39,186 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:06:39,189 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 10:06:39,189 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 10:06:39,190 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:06:39,190 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:06:39,190 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:06:39,191 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:06:39,191 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:06:39,191 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:06:39,192 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:06:39,194 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:06:39,194 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:06:39,194 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:06:39,195 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:06:39,195 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:06:39,195 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 10:06:39,196 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 10:06:39,197 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:06:39,197 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 10:06:39,200 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 -> b2bd0eefab4ec7a4175d00930a3366deab0b5868 [2019-11-27 10:06:39,695 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:06:39,727 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:06:39,735 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:06:39,739 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:06:39,743 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:06:39,745 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.1.ufo.BOUNDED-6.pals.c.v+lhb-reducer.c [2019-11-27 10:06:39,910 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/67d0cf581/dde7c066d30240d6b19568bdcbbcb9e9/FLAG9266c6f8f [2019-11-27 10:06:41,268 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:06:41,269 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.1.ufo.BOUNDED-6.pals.c.v+lhb-reducer.c [2019-11-27 10:06:41,306 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/67d0cf581/dde7c066d30240d6b19568bdcbbcb9e9/FLAG9266c6f8f [2019-11-27 10:06:41,347 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/67d0cf581/dde7c066d30240d6b19568bdcbbcb9e9 [2019-11-27 10:06:41,357 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:06:41,360 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:06:41,367 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:06:41,367 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:06:41,374 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:06:41,378 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:06:41" (1/1) ... [2019-11-27 10:06:41,388 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b1bd386 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:41, skipping insertion in model container [2019-11-27 10:06:41,389 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:06:41" (1/1) ... [2019-11-27 10:06:41,408 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:06:41,558 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:06:43,095 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:06:43,124 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:06:44,064 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:06:44,107 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:06:44,108 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:44 WrapperNode [2019-11-27 10:06:44,109 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:06:44,117 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:06:44,117 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:06:44,117 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:06:44,142 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:44" (1/1) ... [2019-11-27 10:06:44,204 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:44" (1/1) ... [2019-11-27 10:06:44,366 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:06:44,368 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:06:44,371 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:06:44,371 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:06:44,392 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:44" (1/1) ... [2019-11-27 10:06:44,395 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:44" (1/1) ... [2019-11-27 10:06:44,418 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:44" (1/1) ... [2019-11-27 10:06:44,422 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:44" (1/1) ... [2019-11-27 10:06:44,498 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:44" (1/1) ... [2019-11-27 10:06:44,546 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:44" (1/1) ... [2019-11-27 10:06:44,568 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:06:44" (1/1) ... [2019-11-27 10:06:44,594 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:06:44,610 INFO L168 Benchmark]: Toolchain (without parser) took 3242.25 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 943.5 MB in the end (delta: 18.2 MB). Peak memory consumption was 18.3 MB. Max. memory is 12.5 GB. [2019-11-27 10:06:44,613 INFO L168 Benchmark]: CDTParser took 0.40 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:06:44,615 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2742.58 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 955.0 MB in the end (delta: 6.7 MB). Peak memory consumption was 32.6 MB. Max. memory is 12.5 GB. [2019-11-27 10:06:44,618 INFO L168 Benchmark]: Boogie Procedure Inliner took 250.84 ms. Allocated memory is still 1.0 GB. Free memory was 955.0 MB in the beginning and 949.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:06:44,620 INFO L168 Benchmark]: Boogie Preprocessor took 231.73 ms. Allocated memory is still 1.0 GB. Free memory was 949.2 MB in the beginning and 943.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:06:44,628 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40 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 2742.58 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 955.0 MB in the end (delta: 6.7 MB). Peak memory consumption was 32.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 250.84 ms. Allocated memory is still 1.0 GB. Free memory was 955.0 MB in the beginning and 949.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 231.73 ms. Allocated memory is still 1.0 GB. Free memory was 949.2 MB in the beginning and 943.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...