./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.3.ufo.BOUNDED-6.pals.c.v+nlh-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.3.ufo.BOUNDED-6.pals.c.v+nlh-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 b52ba50151ad7a37f8521a89690caa0ef7feac8c .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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.3.3.ufo.BOUNDED-6.pals.c.v+nlh-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 b52ba50151ad7a37f8521a89690caa0ef7feac8c ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 16:28:27,471 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:28:27,479 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:28:27,518 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:28:27,519 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:28:27,521 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:28:27,524 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:28:27,549 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:28:27,553 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:28:27,558 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:28:27,564 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:28:27,567 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:28:27,571 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:28:27,575 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:28:27,577 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:28:27,582 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:28:27,586 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:28:27,589 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:28:27,597 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:28:27,606 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:28:27,613 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:28:27,621 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:28:27,626 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:28:27,629 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:28:27,637 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:28:27,637 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:28:27,638 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:28:27,640 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:28:27,643 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:28:27,644 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:28:27,645 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:28:27,648 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:28:27,651 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:28:27,654 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:28:27,659 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:28:27,659 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:28:27,661 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:28:27,663 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:28:27,663 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:28:27,664 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:28:27,667 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:28:27,669 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:28:27,707 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:28:27,708 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:28:27,715 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:28:27,715 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:28:27,716 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:28:27,716 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:28:27,716 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:28:27,717 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:28:27,718 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:28:27,718 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:28:27,719 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:28:27,723 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:28:27,723 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:28:27,724 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:28:27,724 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:28:27,724 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:28:27,725 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:28:27,725 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:28:27,725 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:28:27,726 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:28:27,726 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:28:27,726 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:28:27,728 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:28:27,728 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:28:27,728 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:28:27,729 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:28:27,730 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:28:27,730 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:28:27,730 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 -> b52ba50151ad7a37f8521a89690caa0ef7feac8c [2019-11-27 16:28:28,267 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:28:28,299 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:28:28,306 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:28:28,310 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:28:28,311 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:28:28,312 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.3.ufo.BOUNDED-6.pals.c.v+nlh-reducer.c [2019-11-27 16:28:28,472 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e6c052f0c/6ce0e25b829b465c861d5e7fa00b3c32/FLAG698ebed0d [2019-11-27 16:28:29,714 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:28:29,716 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.3.ufo.BOUNDED-6.pals.c.v+nlh-reducer.c [2019-11-27 16:28:29,754 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e6c052f0c/6ce0e25b829b465c861d5e7fa00b3c32/FLAG698ebed0d [2019-11-27 16:28:29,792 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e6c052f0c/6ce0e25b829b465c861d5e7fa00b3c32 [2019-11-27 16:28:29,800 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:28:29,806 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:28:29,810 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:28:29,810 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:28:29,816 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:28:29,820 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:28:29" (1/1) ... [2019-11-27 16:28:29,829 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b1bd386 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:29, skipping insertion in model container [2019-11-27 16:28:29,830 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:28:29" (1/1) ... [2019-11-27 16:28:29,849 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:28:29,987 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:28:31,121 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:28:31,151 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:28:31,855 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:28:31,906 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:28:31,911 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:31 WrapperNode [2019-11-27 16:28:31,913 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:28:31,914 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:28:31,914 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:28:31,914 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:28:31,936 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:31" (1/1) ... [2019-11-27 16:28:31,986 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:31" (1/1) ... [2019-11-27 16:28:32,121 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:28:32,123 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:28:32,124 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:28:32,124 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:28:32,148 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:31" (1/1) ... [2019-11-27 16:28:32,149 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:31" (1/1) ... [2019-11-27 16:28:32,161 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:31" (1/1) ... [2019-11-27 16:28:32,162 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:31" (1/1) ... [2019-11-27 16:28:32,208 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:31" (1/1) ... [2019-11-27 16:28:32,243 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:31" (1/1) ... [2019-11-27 16:28:32,250 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:31" (1/1) ... [2019-11-27 16:28:32,275 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:28:32,279 INFO L168 Benchmark]: Toolchain (without parser) took 2474.93 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 966.6 MB in the end (delta: -4.9 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:28:32,287 INFO L168 Benchmark]: CDTParser took 2.47 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:28:32,295 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2103.47 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 978.0 MB in the end (delta: -16.4 MB). Peak memory consumption was 26.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:28:32,296 INFO L168 Benchmark]: Boogie Procedure Inliner took 209.40 ms. Allocated memory is still 1.0 GB. Free memory was 978.0 MB in the beginning and 972.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:28:32,299 INFO L168 Benchmark]: Boogie Preprocessor took 152.15 ms. Allocated memory is still 1.0 GB. Free memory was 972.3 MB in the beginning and 966.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:28:32,312 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.47 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 2103.47 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 978.0 MB in the end (delta: -16.4 MB). Peak memory consumption was 26.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 209.40 ms. Allocated memory is still 1.0 GB. Free memory was 978.0 MB in the beginning and 972.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 152.15 ms. Allocated memory is still 1.0 GB. Free memory was 972.3 MB in the beginning and 966.6 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... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 16:28:36,185 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:28:36,191 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:28:36,226 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:28:36,227 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:28:36,231 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:28:36,234 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:28:36,250 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:28:36,257 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:28:36,263 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:28:36,264 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:28:36,269 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:28:36,272 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:28:36,274 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:28:36,278 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:28:36,281 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:28:36,284 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:28:36,288 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:28:36,292 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:28:36,299 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:28:36,307 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:28:36,316 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:28:36,317 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:28:36,325 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:28:36,331 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:28:36,332 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:28:36,332 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:28:36,336 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:28:36,337 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:28:36,341 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:28:36,341 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:28:36,345 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:28:36,348 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:28:36,352 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:28:36,357 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:28:36,357 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:28:36,359 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:28:36,359 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:28:36,359 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:28:36,362 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:28:36,365 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:28:36,366 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:28:36,425 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:28:36,429 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:28:36,437 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:28:36,438 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:28:36,438 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:28:36,438 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:28:36,439 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:28:36,440 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:28:36,440 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:28:36,440 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:28:36,445 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:28:36,445 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:28:36,445 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:28:36,446 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:28:36,446 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:28:36,446 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:28:36,447 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:28:36,447 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:28:36,453 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:28:36,453 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:28:36,454 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:28:36,454 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:28:36,455 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:28:36,455 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:28:36,455 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:28:36,458 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:28:36,458 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:28:36,460 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:28:36,460 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:28:36,460 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:28:36,461 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 -> b52ba50151ad7a37f8521a89690caa0ef7feac8c [2019-11-27 16:28:36,918 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:28:36,962 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:28:36,972 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:28:36,977 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:28:36,978 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:28:36,980 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.3.ufo.BOUNDED-6.pals.c.v+nlh-reducer.c [2019-11-27 16:28:37,147 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2b9bab550/d10cbf8c01eb4d5186bbda8ef7cc973b/FLAG5c3d541f9 [2019-11-27 16:28:38,397 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:28:38,398 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.3.ufo.BOUNDED-6.pals.c.v+nlh-reducer.c [2019-11-27 16:28:38,436 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2b9bab550/d10cbf8c01eb4d5186bbda8ef7cc973b/FLAG5c3d541f9 [2019-11-27 16:28:38,949 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2b9bab550/d10cbf8c01eb4d5186bbda8ef7cc973b [2019-11-27 16:28:38,959 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:28:38,962 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:28:38,968 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:28:38,969 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:28:38,976 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:28:38,977 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:28:38" (1/1) ... [2019-11-27 16:28:38,986 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b9c6a5a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:38, skipping insertion in model container [2019-11-27 16:28:38,988 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:28:38" (1/1) ... [2019-11-27 16:28:39,002 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:28:39,164 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:28:40,338 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:28:40,367 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:28:41,164 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:28:41,212 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:28:41,215 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:41 WrapperNode [2019-11-27 16:28:41,216 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:28:41,217 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:28:41,220 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:28:41,220 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:28:41,240 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:41" (1/1) ... [2019-11-27 16:28:41,298 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:41" (1/1) ... [2019-11-27 16:28:41,442 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:28:41,445 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:28:41,445 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:28:41,446 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:28:41,460 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:41" (1/1) ... [2019-11-27 16:28:41,461 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:41" (1/1) ... [2019-11-27 16:28:41,481 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:41" (1/1) ... [2019-11-27 16:28:41,486 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:41" (1/1) ... [2019-11-27 16:28:41,557 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:41" (1/1) ... [2019-11-27 16:28:41,598 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:41" (1/1) ... [2019-11-27 16:28:41,614 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:28:41" (1/1) ... [2019-11-27 16:28:41,642 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:28:41,650 INFO L168 Benchmark]: Toolchain (without parser) took 2683.25 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 956.6 MB in the end (delta: 5.1 MB). Peak memory consumption was 5.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:28:41,654 INFO L168 Benchmark]: CDTParser took 1.57 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:28:41,661 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2247.96 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 962.3 MB in the end (delta: -614.4 kB). Peak memory consumption was 26.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:28:41,662 INFO L168 Benchmark]: Boogie Procedure Inliner took 227.90 ms. Allocated memory is still 1.0 GB. Free memory is still 962.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:28:41,670 INFO L168 Benchmark]: Boogie Preprocessor took 197.23 ms. Allocated memory is still 1.0 GB. Free memory was 962.3 MB in the beginning and 956.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:28:41,679 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.57 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 2247.96 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 962.3 MB in the end (delta: -614.4 kB). Peak memory consumption was 26.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 227.90 ms. Allocated memory is still 1.0 GB. Free memory is still 962.3 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 197.23 ms. Allocated memory is still 1.0 GB. Free memory was 962.3 MB in the beginning and 956.6 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...