./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.5.4.ufo.BOUNDED-10.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_floodmax.5.4.ufo.BOUNDED-10.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 7e9b64caffb5c30eb1487e9b35993b95a6f65696 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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_floodmax.5.4.ufo.BOUNDED-10.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 7e9b64caffb5c30eb1487e9b35993b95a6f65696 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:26:20,611 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:26:20,617 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:26:20,653 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:26:20,654 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:26:20,657 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:26:20,659 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:26:20,682 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:26:20,686 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:26:20,691 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:26:20,693 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:26:20,699 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:26:20,702 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:26:20,704 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:26:20,706 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:26:20,710 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:26:20,715 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:26:20,719 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:26:20,727 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:26:20,732 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:26:20,744 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:26:20,753 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:26:20,755 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:26:20,757 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:26:20,768 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:26:20,769 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:26:20,769 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:26:20,773 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:26:20,776 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:26:20,777 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:26:20,779 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:26:20,780 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:26:20,783 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:26:20,786 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:26:20,789 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:26:20,792 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:26:20,793 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:26:20,794 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:26:20,797 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:26:20,798 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:26:20,800 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:26:20,802 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:26:20,842 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:26:20,844 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:26:20,848 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:26:20,852 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:26:20,852 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:26:20,853 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:26:20,853 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:26:20,854 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:26:20,854 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:26:20,854 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:26:20,856 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:26:20,856 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:26:20,857 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:26:20,857 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:26:20,859 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:26:20,859 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:26:20,859 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:26:20,860 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:26:20,861 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:26:20,862 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:26:20,862 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:26:20,862 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:26:20,864 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:26:20,864 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:26:20,864 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:26:20,865 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:26:20,867 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:26:20,867 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:26:20,867 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 -> 7e9b64caffb5c30eb1487e9b35993b95a6f65696 [2019-11-27 16:26:21,493 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:26:21,522 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:26:21,533 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:26:21,535 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:26:21,538 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:26:21,540 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.5.4.ufo.BOUNDED-10.pals.c.v+nlh-reducer.c [2019-11-27 16:26:21,715 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/06d51c7af/1205e3a1cef84fa392b5d65e6b31e9b6/FLAG44fc429b9 [2019-11-27 16:26:23,025 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:26:23,028 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.5.4.ufo.BOUNDED-10.pals.c.v+nlh-reducer.c [2019-11-27 16:26:23,087 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/06d51c7af/1205e3a1cef84fa392b5d65e6b31e9b6/FLAG44fc429b9 [2019-11-27 16:26:23,110 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/06d51c7af/1205e3a1cef84fa392b5d65e6b31e9b6 [2019-11-27 16:26:23,115 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:26:23,117 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:26:23,126 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:26:23,126 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:26:23,137 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:26:23,138 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:26:23" (1/1) ... [2019-11-27 16:26:23,145 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@683e04ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:23, skipping insertion in model container [2019-11-27 16:26:23,145 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:26:23" (1/1) ... [2019-11-27 16:26:23,155 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:26:23,455 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:26:25,948 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:26:25,990 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:26:27,315 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:26:27,379 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:26:27,382 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:27 WrapperNode [2019-11-27 16:26:27,383 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:26:27,384 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:26:27,387 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:26:27,387 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:26:27,408 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:27" (1/1) ... [2019-11-27 16:26:27,501 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:27" (1/1) ... [2019-11-27 16:26:27,708 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:26:27,710 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:26:27,710 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:26:27,711 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:26:27,734 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:27" (1/1) ... [2019-11-27 16:26:27,738 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:27" (1/1) ... [2019-11-27 16:26:27,763 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:27" (1/1) ... [2019-11-27 16:26:27,763 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:27" (1/1) ... [2019-11-27 16:26:27,868 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:27" (1/1) ... [2019-11-27 16:26:27,941 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:27" (1/1) ... [2019-11-27 16:26:27,989 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:27" (1/1) ... [2019-11-27 16:26:28,033 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:26:28,044 INFO L168 Benchmark]: Toolchain (without parser) took 4919.86 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 897.9 MB in the end (delta: 56.6 MB). Peak memory consumption was 56.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:26:28,045 INFO L168 Benchmark]: CDTParser took 1.07 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 16:26:28,048 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4258.04 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 926.6 MB in the end (delta: 27.9 MB). Peak memory consumption was 50.9 MB. Max. memory is 12.5 GB. [2019-11-27 16:26:28,051 INFO L168 Benchmark]: Boogie Procedure Inliner took 325.02 ms. Allocated memory is still 1.0 GB. Free memory was 926.6 MB in the beginning and 909.4 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:26:28,055 INFO L168 Benchmark]: Boogie Preprocessor took 323.26 ms. Allocated memory is still 1.0 GB. Free memory was 909.4 MB in the beginning and 897.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:26:28,066 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.07 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 4258.04 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 926.6 MB in the end (delta: 27.9 MB). Peak memory consumption was 50.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 325.02 ms. Allocated memory is still 1.0 GB. Free memory was 926.6 MB in the beginning and 909.4 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 323.26 ms. Allocated memory is still 1.0 GB. Free memory was 909.4 MB in the beginning and 897.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 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 16:26:31,987 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:26:31,990 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:26:32,022 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:26:32,024 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:26:32,026 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:26:32,037 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:26:32,057 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:26:32,065 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:26:32,071 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:26:32,074 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:26:32,075 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:26:32,079 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:26:32,086 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:26:32,087 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:26:32,089 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:26:32,095 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:26:32,098 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:26:32,106 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:26:32,113 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:26:32,118 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:26:32,124 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:26:32,128 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:26:32,132 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:26:32,140 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:26:32,143 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:26:32,143 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:26:32,145 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:26:32,146 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:26:32,151 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:26:32,151 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:26:32,152 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:26:32,153 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:26:32,155 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:26:32,160 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:26:32,164 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:26:32,165 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:26:32,166 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:26:32,166 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:26:32,171 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:26:32,173 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:26:32,174 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:26:32,215 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:26:32,216 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:26:32,220 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:26:32,221 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:26:32,224 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:26:32,224 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:26:32,225 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:26:32,225 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:26:32,225 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:26:32,225 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:26:32,227 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:26:32,227 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:26:32,227 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:26:32,229 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:26:32,229 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:26:32,230 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:26:32,230 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:26:32,232 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:26:32,232 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:26:32,232 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:26:32,233 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:26:32,233 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:26:32,233 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:26:32,235 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:26:32,235 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:26:32,235 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:26:32,236 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:26:32,238 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:26:32,238 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:26:32,238 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:26:32,240 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 -> 7e9b64caffb5c30eb1487e9b35993b95a6f65696 [2019-11-27 16:26:32,853 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:26:32,884 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:26:32,890 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:26:32,892 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:26:32,897 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:26:32,899 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.5.4.ufo.BOUNDED-10.pals.c.v+nlh-reducer.c [2019-11-27 16:26:33,032 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/896cbb5af/931b32c86ef5490a860749dd6fd38b69/FLAG7119249c3 [2019-11-27 16:26:34,551 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:26:34,553 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.5.4.ufo.BOUNDED-10.pals.c.v+nlh-reducer.c [2019-11-27 16:26:34,620 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/896cbb5af/931b32c86ef5490a860749dd6fd38b69/FLAG7119249c3 [2019-11-27 16:26:34,828 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/896cbb5af/931b32c86ef5490a860749dd6fd38b69 [2019-11-27 16:26:34,836 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:26:34,841 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:26:34,845 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:26:34,846 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:26:34,852 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:26:34,857 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:26:34" (1/1) ... [2019-11-27 16:26:34,864 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@10db85b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:34, skipping insertion in model container [2019-11-27 16:26:34,867 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:26:34" (1/1) ... [2019-11-27 16:26:34,887 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:26:35,160 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:26:38,173 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:26:38,210 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:26:40,117 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:26:40,204 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:26:40,205 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:40 WrapperNode [2019-11-27 16:26:40,205 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:26:40,208 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:26:40,210 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:26:40,210 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:26:40,235 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:40" (1/1) ... [2019-11-27 16:26:40,369 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:40" (1/1) ... [2019-11-27 16:26:40,628 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:26:40,632 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:26:40,633 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:26:40,633 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:26:40,654 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:40" (1/1) ... [2019-11-27 16:26:40,657 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:40" (1/1) ... [2019-11-27 16:26:40,695 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:40" (1/1) ... [2019-11-27 16:26:40,697 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:40" (1/1) ... [2019-11-27 16:26:40,815 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:40" (1/1) ... [2019-11-27 16:26:40,876 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:40" (1/1) ... [2019-11-27 16:26:40,915 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:40" (1/1) ... [2019-11-27 16:26:40,962 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:26:40,973 INFO L168 Benchmark]: Toolchain (without parser) took 6125.30 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 840.7 MB in the end (delta: 113.8 MB). Peak memory consumption was 113.9 MB. Max. memory is 12.5 GB. [2019-11-27 16:26:40,974 INFO L168 Benchmark]: CDTParser took 0.33 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 16:26:40,979 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5362.18 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 869.3 MB in the end (delta: 85.2 MB). Peak memory consumption was 85.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:26:40,981 INFO L168 Benchmark]: Boogie Procedure Inliner took 423.75 ms. Allocated memory is still 1.0 GB. Free memory was 869.3 MB in the beginning and 852.2 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:26:40,984 INFO L168 Benchmark]: Boogie Preprocessor took 331.68 ms. Allocated memory is still 1.0 GB. Free memory was 852.2 MB in the beginning and 840.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:26:40,992 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 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 5362.18 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 869.3 MB in the end (delta: 85.2 MB). Peak memory consumption was 85.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 423.75 ms. Allocated memory is still 1.0 GB. Free memory was 869.3 MB in the beginning and 852.2 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 331.68 ms. Allocated memory is still 1.0 GB. Free memory was 852.2 MB in the beginning and 840.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...