./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.5.2.ufo.BOUNDED-10.pals.c.v+cfa-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.5.2.ufo.BOUNDED-10.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 c170c731fa4946c0d700425454ace3a32da88adf .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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.5.2.ufo.BOUNDED-10.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 c170c731fa4946c0d700425454ace3a32da88adf ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:28:58,994 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:28:58,999 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:28:59,022 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:28:59,023 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:28:59,026 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:28:59,043 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:28:59,058 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:28:59,063 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:28:59,068 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:28:59,070 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:28:59,075 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:28:59,077 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:28:59,083 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:28:59,087 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:28:59,090 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:28:59,093 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:28:59,098 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:28:59,102 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:28:59,110 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:28:59,119 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:28:59,125 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:28:59,129 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:28:59,133 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:28:59,141 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:28:59,142 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:28:59,142 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:28:59,146 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:28:59,147 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:28:59,150 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:28:59,152 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:28:59,153 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:28:59,155 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:28:59,158 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:28:59,161 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:28:59,163 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:28:59,164 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:28:59,166 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:28:59,166 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:28:59,167 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:28:59,173 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:28:59,175 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:28:59,214 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:28:59,215 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:28:59,220 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:28:59,220 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:28:59,221 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:28:59,223 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:28:59,223 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:28:59,224 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:28:59,224 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:28:59,224 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:28:59,226 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:28:59,228 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:28:59,228 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:28:59,229 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:28:59,229 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:28:59,229 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:28:59,230 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:28:59,230 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:28:59,231 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:28:59,233 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:28:59,233 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:28:59,233 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:28:59,234 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:28:59,234 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:28:59,234 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:28:59,235 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:28:59,236 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:28:59,236 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:28:59,236 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 -> c170c731fa4946c0d700425454ace3a32da88adf [2019-11-27 16:28:59,829 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:28:59,860 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:28:59,864 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:28:59,869 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:28:59,873 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:28:59,874 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.5.2.ufo.BOUNDED-10.pals.c.v+cfa-reducer.c [2019-11-27 16:29:00,030 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3774998a3/17d00f7f4dae4027819e24225ea4a5fe/FLAG393a881bc [2019-11-27 16:29:01,449 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:29:01,455 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.5.2.ufo.BOUNDED-10.pals.c.v+cfa-reducer.c [2019-11-27 16:29:01,509 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3774998a3/17d00f7f4dae4027819e24225ea4a5fe/FLAG393a881bc [2019-11-27 16:29:01,539 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3774998a3/17d00f7f4dae4027819e24225ea4a5fe [2019-11-27 16:29:01,544 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:29:01,546 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:29:01,556 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:29:01,556 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:29:01,567 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:29:01,568 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:29:01" (1/1) ... [2019-11-27 16:29:01,576 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 04:29:01, skipping insertion in model container [2019-11-27 16:29:01,576 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:29:01" (1/1) ... [2019-11-27 16:29:01,587 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:29:01,786 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:29:03,578 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:29:03,618 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:29:04,197 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:29:04,283 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:29:04,286 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:04 WrapperNode [2019-11-27 16:29:04,289 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:29:04,291 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:29:04,291 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:29:04,292 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:29:04,313 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:04" (1/1) ... [2019-11-27 16:29:04,392 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:04" (1/1) ... [2019-11-27 16:29:04,606 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:29:04,615 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:29:04,616 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:29:04,616 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:29:04,643 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:04" (1/1) ... [2019-11-27 16:29:04,646 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:04" (1/1) ... [2019-11-27 16:29:04,668 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:04" (1/1) ... [2019-11-27 16:29:04,670 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:04" (1/1) ... [2019-11-27 16:29:04,763 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:04" (1/1) ... [2019-11-27 16:29:04,855 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:04" (1/1) ... [2019-11-27 16:29:04,880 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:04" (1/1) ... [2019-11-27 16:29:04,919 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:29:04,931 INFO L168 Benchmark]: Toolchain (without parser) took 3378.52 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 938.9 MB in the end (delta: 22.8 MB). Peak memory consumption was 22.8 MB. Max. memory is 12.5 GB. [2019-11-27 16:29:04,933 INFO L168 Benchmark]: CDTParser took 1.40 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:29:04,938 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2734.57 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 956.1 MB in the end (delta: 5.6 MB). Peak memory consumption was 32.8 MB. Max. memory is 12.5 GB. [2019-11-27 16:29:04,940 INFO L168 Benchmark]: Boogie Procedure Inliner took 324.04 ms. Allocated memory is still 1.0 GB. Free memory was 956.1 MB in the beginning and 950.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:29:04,944 INFO L168 Benchmark]: Boogie Preprocessor took 306.27 ms. Allocated memory is still 1.0 GB. Free memory was 950.4 MB in the beginning and 938.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:29:04,955 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.40 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 2734.57 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 956.1 MB in the end (delta: 5.6 MB). Peak memory consumption was 32.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 324.04 ms. Allocated memory is still 1.0 GB. Free memory was 956.1 MB in the beginning and 950.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 306.27 ms. Allocated memory is still 1.0 GB. Free memory was 950.4 MB in the beginning and 938.9 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 16:29:08,967 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:29:08,971 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:29:09,001 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:29:09,002 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:29:09,004 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:29:09,007 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:29:09,032 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:29:09,039 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:29:09,041 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:29:09,045 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:29:09,050 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:29:09,052 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:29:09,054 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:29:09,058 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:29:09,060 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:29:09,069 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:29:09,072 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:29:09,078 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:29:09,089 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:29:09,097 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:29:09,105 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:29:09,107 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:29:09,109 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:29:09,117 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:29:09,117 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:29:09,120 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:29:09,124 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:29:09,125 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:29:09,128 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:29:09,128 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:29:09,131 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:29:09,133 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:29:09,135 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:29:09,140 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:29:09,141 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:29:09,142 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:29:09,142 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:29:09,142 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:29:09,143 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:29:09,147 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:29:09,149 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:29:09,190 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:29:09,192 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:29:09,197 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:29:09,198 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:29:09,198 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:29:09,200 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:29:09,200 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:29:09,200 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:29:09,201 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:29:09,202 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:29:09,203 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:29:09,205 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:29:09,205 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:29:09,206 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:29:09,206 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:29:09,208 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:29:09,208 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:29:09,208 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:29:09,209 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:29:09,211 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:29:09,211 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:29:09,211 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:29:09,212 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:29:09,212 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:29:09,214 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:29:09,214 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:29:09,214 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:29:09,215 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:29:09,215 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:29:09,217 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:29:09,218 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 -> c170c731fa4946c0d700425454ace3a32da88adf [2019-11-27 16:29:09,814 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:29:09,845 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:29:09,853 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:29:09,856 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:29:09,858 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:29:09,859 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.5.2.ufo.BOUNDED-10.pals.c.v+cfa-reducer.c [2019-11-27 16:29:10,016 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e9693f65e/17766fb02c224a71b325a38e9d1f4f26/FLAG4fa9532a7 [2019-11-27 16:29:11,458 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:29:11,459 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.5.2.ufo.BOUNDED-10.pals.c.v+cfa-reducer.c [2019-11-27 16:29:11,510 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e9693f65e/17766fb02c224a71b325a38e9d1f4f26/FLAG4fa9532a7 [2019-11-27 16:29:11,550 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e9693f65e/17766fb02c224a71b325a38e9d1f4f26 [2019-11-27 16:29:11,562 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:29:11,565 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:29:11,569 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:29:11,570 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:29:11,577 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:29:11,582 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:29:11" (1/1) ... [2019-11-27 16:29:11,590 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 04:29:11, skipping insertion in model container [2019-11-27 16:29:11,591 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:29:11" (1/1) ... [2019-11-27 16:29:11,610 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:29:11,804 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:29:13,675 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:29:13,713 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:29:14,315 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:29:14,381 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:29:14,384 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:14 WrapperNode [2019-11-27 16:29:14,385 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:29:14,388 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:29:14,388 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:29:14,388 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:29:14,412 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:14" (1/1) ... [2019-11-27 16:29:14,508 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:14" (1/1) ... [2019-11-27 16:29:14,667 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:29:14,668 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:29:14,669 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:29:14,672 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:29:14,689 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:14" (1/1) ... [2019-11-27 16:29:14,694 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:14" (1/1) ... [2019-11-27 16:29:14,714 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:14" (1/1) ... [2019-11-27 16:29:14,714 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:14" (1/1) ... [2019-11-27 16:29:14,806 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:14" (1/1) ... [2019-11-27 16:29:14,863 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:14" (1/1) ... [2019-11-27 16:29:14,890 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:14" (1/1) ... [2019-11-27 16:29:14,918 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:29:14,929 INFO L168 Benchmark]: Toolchain (without parser) took 3358.04 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 916.1 MB in the end (delta: 45.6 MB). Peak memory consumption was 45.6 MB. Max. memory is 12.5 GB. [2019-11-27 16:29:14,930 INFO L168 Benchmark]: CDTParser took 1.28 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:29:14,933 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2817.74 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 933.3 MB in the end (delta: 28.4 MB). Peak memory consumption was 32.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:29:14,935 INFO L168 Benchmark]: Boogie Procedure Inliner took 280.09 ms. Allocated memory is still 1.0 GB. Free memory was 933.3 MB in the beginning and 927.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:29:14,940 INFO L168 Benchmark]: Boogie Preprocessor took 251.71 ms. Allocated memory is still 1.0 GB. Free memory was 927.6 MB in the beginning and 916.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:29:14,950 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.28 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 2817.74 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 933.3 MB in the end (delta: 28.4 MB). Peak memory consumption was 32.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 280.09 ms. Allocated memory is still 1.0 GB. Free memory was 933.3 MB in the beginning and 927.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 251.71 ms. Allocated memory is still 1.0 GB. Free memory was 927.6 MB in the beginning and 916.1 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...