./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.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.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 c44c434a72b112081e38af2d7f87fc45c05317d5 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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.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 c44c434a72b112081e38af2d7f87fc45c05317d5 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 17:19:25,338 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:19:25,342 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:19:25,369 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:19:25,371 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:19:25,373 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:19:25,389 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:19:25,405 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:19:25,411 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:19:25,414 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:19:25,417 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:19:25,422 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:19:25,426 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:19:25,430 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:19:25,434 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:19:25,435 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:19:25,439 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:19:25,444 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:19:25,452 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:19:25,457 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:19:25,466 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:19:25,473 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:19:25,476 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:19:25,480 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:19:25,489 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:19:25,489 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:19:25,490 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:19:25,493 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:19:25,494 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:19:25,498 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:19:25,498 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:19:25,499 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:19:25,502 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:19:25,504 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:19:25,509 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:19:25,509 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:19:25,510 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:19:25,512 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:19:25,512 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:19:25,513 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:19:25,519 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:19:25,520 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:19:25,559 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:19:25,560 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:19:25,565 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:19:25,566 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:19:25,568 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:19:25,568 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:19:25,569 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:19:25,570 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:19:25,570 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:19:25,570 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:19:25,574 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:19:25,574 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:19:25,575 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:19:25,575 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:19:25,575 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:19:25,576 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:19:25,576 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:19:25,576 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:19:25,578 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:19:25,578 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:19:25,578 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:19:25,582 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:19:25,582 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:19:25,583 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:19:25,583 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:19:25,583 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:19:25,584 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:19:25,584 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:19:25,584 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 -> c44c434a72b112081e38af2d7f87fc45c05317d5 [2019-11-26 17:19:26,144 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:19:26,175 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:19:26,179 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:19:26,184 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:19:26,187 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:19:26,189 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.ufo.BOUNDED-8.pals.c.v+cfa-reducer.c [2019-11-26 17:19:26,342 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2ef8a66e2/993b148ff22e49da94ab3e14e0124be3/FLAGf609e451d [2019-11-26 17:19:27,552 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:19:27,556 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.ufo.BOUNDED-8.pals.c.v+cfa-reducer.c [2019-11-26 17:19:27,590 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2ef8a66e2/993b148ff22e49da94ab3e14e0124be3/FLAGf609e451d [2019-11-26 17:19:27,625 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2ef8a66e2/993b148ff22e49da94ab3e14e0124be3 [2019-11-26 17:19:27,634 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:19:27,637 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:19:27,642 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:19:27,644 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:19:27,651 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:19:27,653 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:19:27" (1/1) ... [2019-11-26 17:19:27,661 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 05:19:27, skipping insertion in model container [2019-11-26 17:19:27,664 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:19:27" (1/1) ... [2019-11-26 17:19:27,682 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:19:27,807 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:19:28,958 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:19:29,012 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:19:29,401 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:19:29,462 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:19:29,465 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:29 WrapperNode [2019-11-26 17:19:29,466 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:19:29,468 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:19:29,470 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:19:29,470 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:19:29,489 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:29" (1/1) ... [2019-11-26 17:19:29,547 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:29" (1/1) ... [2019-11-26 17:19:29,720 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:19:29,725 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:19:29,725 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:19:29,727 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:19:29,752 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:29" (1/1) ... [2019-11-26 17:19:29,754 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:29" (1/1) ... [2019-11-26 17:19:29,768 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:29" (1/1) ... [2019-11-26 17:19:29,768 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:29" (1/1) ... [2019-11-26 17:19:29,828 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:29" (1/1) ... [2019-11-26 17:19:29,866 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:29" (1/1) ... [2019-11-26 17:19:29,884 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:29" (1/1) ... [2019-11-26 17:19:29,908 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:19:29,918 INFO L168 Benchmark]: Toolchain (without parser) took 2280.57 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 962.1 MB in the end (delta: -430.3 kB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:19:29,923 INFO L168 Benchmark]: CDTParser took 0.34 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 17:19:29,924 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1825.00 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 973.6 MB in the end (delta: -11.9 MB). Peak memory consumption was 26.8 MB. Max. memory is 12.5 GB. [2019-11-26 17:19:29,926 INFO L168 Benchmark]: Boogie Procedure Inliner took 257.08 ms. Allocated memory is still 1.0 GB. Free memory was 973.6 MB in the beginning and 967.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:19:29,928 INFO L168 Benchmark]: Boogie Preprocessor took 188.69 ms. Allocated memory is still 1.0 GB. Free memory was 967.9 MB in the beginning and 962.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:19:29,936 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 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 1825.00 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 973.6 MB in the end (delta: -11.9 MB). Peak memory consumption was 26.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 257.08 ms. Allocated memory is still 1.0 GB. Free memory was 973.6 MB in the beginning and 967.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 188.69 ms. Allocated memory is still 1.0 GB. Free memory was 967.9 MB in the beginning and 962.1 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... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:19:33,657 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:19:33,663 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:19:33,695 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:19:33,697 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:19:33,701 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:19:33,704 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:19:33,717 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:19:33,725 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:19:33,730 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:19:33,735 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:19:33,738 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:19:33,738 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:19:33,742 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:19:33,745 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:19:33,747 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:19:33,751 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:19:33,753 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:19:33,757 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:19:33,767 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:19:33,773 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:19:33,782 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:19:33,784 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:19:33,786 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:19:33,794 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:19:33,797 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:19:33,797 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:19:33,799 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:19:33,800 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:19:33,801 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:19:33,805 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:19:33,806 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:19:33,807 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:19:33,810 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:19:33,812 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:19:33,812 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:19:33,816 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:19:33,816 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:19:33,817 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:19:33,817 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:19:33,821 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:19:33,822 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:19:33,876 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:19:33,878 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:19:33,882 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:19:33,886 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:19:33,886 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:19:33,887 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:19:33,889 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:19:33,889 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:19:33,889 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:19:33,890 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:19:33,890 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:19:33,890 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:19:33,890 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:19:33,891 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:19:33,892 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:19:33,894 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:19:33,894 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:19:33,895 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:19:33,895 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:19:33,895 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:19:33,896 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:19:33,896 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:19:33,899 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:19:33,901 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:19:33,901 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:19:33,902 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:19:33,902 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:19:33,902 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:19:33,903 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:19:33,903 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:19:33,905 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 -> c44c434a72b112081e38af2d7f87fc45c05317d5 [2019-11-26 17:19:34,427 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:19:34,464 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:19:34,472 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:19:34,475 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:19:34,479 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:19:34,481 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.ufo.BOUNDED-8.pals.c.v+cfa-reducer.c [2019-11-26 17:19:34,634 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4e3547d17/ce3a350c1a31499ea79735d9547438d8/FLAG7f63ee30f [2019-11-26 17:19:35,827 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:19:35,828 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.ufo.BOUNDED-8.pals.c.v+cfa-reducer.c [2019-11-26 17:19:35,858 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4e3547d17/ce3a350c1a31499ea79735d9547438d8/FLAG7f63ee30f [2019-11-26 17:19:36,294 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4e3547d17/ce3a350c1a31499ea79735d9547438d8 [2019-11-26 17:19:36,302 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:19:36,306 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:19:36,312 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:19:36,314 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:19:36,320 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:19:36,323 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:19:36" (1/1) ... [2019-11-26 17:19:36,331 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b4f2291 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:36, skipping insertion in model container [2019-11-26 17:19:36,331 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:19:36" (1/1) ... [2019-11-26 17:19:36,352 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:19:36,485 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:19:37,697 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:19:37,740 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:19:38,132 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:19:38,182 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:19:38,183 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:38 WrapperNode [2019-11-26 17:19:38,185 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:19:38,186 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:19:38,186 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:19:38,187 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:19:38,210 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:38" (1/1) ... [2019-11-26 17:19:38,274 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:38" (1/1) ... [2019-11-26 17:19:38,407 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:19:38,409 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:19:38,409 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:19:38,409 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:19:38,436 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:38" (1/1) ... [2019-11-26 17:19:38,437 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:38" (1/1) ... [2019-11-26 17:19:38,463 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:38" (1/1) ... [2019-11-26 17:19:38,464 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:38" (1/1) ... [2019-11-26 17:19:38,528 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:38" (1/1) ... [2019-11-26 17:19:38,578 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:38" (1/1) ... [2019-11-26 17:19:38,593 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:38" (1/1) ... [2019-11-26 17:19:38,616 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:19:38,624 INFO L168 Benchmark]: Toolchain (without parser) took 2312.73 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 956.1 MB in the end (delta: 5.6 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:19:38,625 INFO L168 Benchmark]: CDTParser took 1.98 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 17:19:38,630 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1873.87 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 967.6 MB in the end (delta: -5.9 MB). Peak memory consumption was 32.9 MB. Max. memory is 12.5 GB. [2019-11-26 17:19:38,631 INFO L168 Benchmark]: Boogie Procedure Inliner took 222.64 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 17:19:38,635 INFO L168 Benchmark]: Boogie Preprocessor took 207.48 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 17:19:38,645 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.98 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 1873.87 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 967.6 MB in the end (delta: -5.9 MB). Peak memory consumption was 32.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 222.64 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 207.48 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...