./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-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_opt-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 3cbea21dd611605b687ab3bb082be38e92c60aed ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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.5.4.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 3cbea21dd611605b687ab3bb082be38e92c60aed .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 16:29:09,012 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:29:09,017 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:29:09,052 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:29:09,053 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:29:09,057 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:29:09,062 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:29:09,079 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:29:09,081 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:29:09,087 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:29:09,090 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:29:09,094 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:29:09,097 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:29:09,103 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:29:09,105 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:29:09,110 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:29:09,114 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:29:09,117 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:29:09,126 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:29:09,131 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:29:09,139 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:29:09,146 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:29:09,150 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:29:09,154 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:29:09,162 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:29:09,165 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:29:09,165 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:29:09,168 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:29:09,168 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:29:09,175 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:29:09,175 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:29:09,177 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:29:09,178 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:29:09,183 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:29:09,185 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:29:09,186 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:29:09,190 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:29:09,190 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:29:09,190 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:29:09,191 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:29:09,195 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:29:09,196 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:29:09,235 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:29:09,237 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:29:09,241 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:29:09,243 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:29:09,243 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:29:09,243 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:29:09,244 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:29:09,244 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:29:09,246 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:29:09,246 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:29:09,249 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:29:09,249 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:29:09,250 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:29:09,250 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:29:09,250 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:29:09,251 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:29:09,251 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:29:09,251 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:29:09,254 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:29:09,254 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:29:09,254 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:29:09,255 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:29:09,255 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:29:09,255 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:29:09,256 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:29:09,256 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:29:09,259 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:29:09,259 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:29:09,259 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 -> 3cbea21dd611605b687ab3bb082be38e92c60aed [2019-11-27 16:29:09,786 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:29:09,817 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:29:09,825 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:29:09,829 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:29:09,829 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:29:09,831 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.5.4.ufo.BOUNDED-10.pals.c.v+nlh-reducer.c [2019-11-27 16:29:09,987 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/df88d9498/2fa00c89414842d194bbe01e38b2c696/FLAGc10e087ad [2019-11-27 16:29:11,581 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:29:11,587 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.5.4.ufo.BOUNDED-10.pals.c.v+nlh-reducer.c [2019-11-27 16:29:11,650 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/df88d9498/2fa00c89414842d194bbe01e38b2c696/FLAGc10e087ad [2019-11-27 16:29:11,685 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/df88d9498/2fa00c89414842d194bbe01e38b2c696 [2019-11-27 16:29:11,690 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:29:11,693 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:29:11,703 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:29:11,704 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:29:11,716 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:29:11,718 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:29:11" (1/1) ... [2019-11-27 16:29:11,722 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 16:29:11,722 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:29:11" (1/1) ... [2019-11-27 16:29:11,757 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:29:12,094 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:29:15,106 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:29:15,143 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:29:16,409 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:29:16,471 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:29:16,475 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:16 WrapperNode [2019-11-27 16:29:16,476 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:29:16,477 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:29:16,480 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:29:16,480 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:29:16,497 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:16" (1/1) ... [2019-11-27 16:29:16,584 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:16" (1/1) ... [2019-11-27 16:29:16,786 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:29:16,787 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:29:16,788 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:29:16,788 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:29:16,810 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:16" (1/1) ... [2019-11-27 16:29:16,811 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:16" (1/1) ... [2019-11-27 16:29:16,833 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:16" (1/1) ... [2019-11-27 16:29:16,835 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:16" (1/1) ... [2019-11-27 16:29:16,940 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:16" (1/1) ... [2019-11-27 16:29:17,008 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:16" (1/1) ... [2019-11-27 16:29:17,045 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:16" (1/1) ... [2019-11-27 16:29:17,098 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:29:17,107 INFO L168 Benchmark]: Toolchain (without parser) took 5408.96 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 897.7 MB in the end (delta: 58.2 MB). Peak memory consumption was 58.3 MB. Max. memory is 12.5 GB. [2019-11-27 16:29:17,109 INFO L168 Benchmark]: CDTParser took 2.49 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 16:29:17,113 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4773.74 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 926.4 MB in the end (delta: 29.6 MB). Peak memory consumption was 51.1 MB. Max. memory is 12.5 GB. [2019-11-27 16:29:17,115 INFO L168 Benchmark]: Boogie Procedure Inliner took 309.68 ms. Allocated memory is still 1.0 GB. Free memory was 926.4 MB in the beginning and 909.2 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:29:17,121 INFO L168 Benchmark]: Boogie Preprocessor took 310.92 ms. Allocated memory is still 1.0 GB. Free memory was 909.2 MB in the beginning and 897.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:29:17,132 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.49 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 4773.74 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 926.4 MB in the end (delta: 29.6 MB). Peak memory consumption was 51.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 309.68 ms. Allocated memory is still 1.0 GB. Free memory was 926.4 MB in the beginning and 909.2 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 310.92 ms. Allocated memory is still 1.0 GB. Free memory was 909.2 MB in the beginning and 897.7 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... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 16:29:21,047 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:29:21,054 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:29:21,089 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:29:21,090 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:29:21,092 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:29:21,098 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:29:21,111 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:29:21,119 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:29:21,126 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:29:21,127 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:29:21,131 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:29:21,132 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:29:21,138 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:29:21,139 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:29:21,142 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:29:21,149 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:29:21,150 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:29:21,153 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:29:21,159 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:29:21,168 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:29:21,177 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:29:21,178 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:29:21,184 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:29:21,194 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:29:21,195 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:29:21,195 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:29:21,197 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:29:21,198 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:29:21,202 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:29:21,202 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:29:21,203 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:29:21,208 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:29:21,210 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:29:21,213 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:29:21,214 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:29:21,217 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:29:21,217 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:29:21,219 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:29:21,220 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:29:21,223 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:29:21,224 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:29:21,276 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:29:21,283 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:29:21,284 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:29:21,286 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:29:21,288 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:29:21,288 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:29:21,290 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:29:21,290 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:29:21,290 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:29:21,295 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:29:21,299 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:29:21,299 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:29:21,300 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:29:21,300 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:29:21,300 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:29:21,301 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:29:21,301 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:29:21,301 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:29:21,302 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:29:21,303 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:29:21,303 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:29:21,303 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:29:21,306 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:29:21,306 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:29:21,307 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:29:21,307 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:29:21,307 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:29:21,308 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:29:21,309 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:29:21,312 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:29:21,313 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 -> 3cbea21dd611605b687ab3bb082be38e92c60aed [2019-11-27 16:29:21,843 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:29:21,885 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:29:21,892 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:29:21,899 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:29:21,901 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:29:21,903 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.5.4.ufo.BOUNDED-10.pals.c.v+nlh-reducer.c [2019-11-27 16:29:22,065 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7dfbfd6eb/e44eea3f78da422f98b8a8cf7af47e2a/FLAG3207ba4d2 [2019-11-27 16:29:23,643 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:29:23,645 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.5.4.ufo.BOUNDED-10.pals.c.v+nlh-reducer.c [2019-11-27 16:29:23,713 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7dfbfd6eb/e44eea3f78da422f98b8a8cf7af47e2a/FLAG3207ba4d2 [2019-11-27 16:29:23,748 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7dfbfd6eb/e44eea3f78da422f98b8a8cf7af47e2a [2019-11-27 16:29:23,755 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:29:23,757 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:29:23,767 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:29:23,767 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:29:23,774 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:29:23,777 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:29:23" (1/1) ... [2019-11-27 16:29:23,784 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 04:29:23, skipping insertion in model container [2019-11-27 16:29:23,786 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:29:23" (1/1) ... [2019-11-27 16:29:23,797 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:29:24,102 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:29:27,236 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:29:27,272 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:29:29,894 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:29:29,964 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:29:29,965 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:29 WrapperNode [2019-11-27 16:29:29,966 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:29:29,970 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:29:29,970 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:29:29,971 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:29:29,993 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:29" (1/1) ... [2019-11-27 16:29:30,114 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:29" (1/1) ... [2019-11-27 16:29:30,323 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:29:30,323 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:29:30,325 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:29:30,325 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:29:30,346 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:29" (1/1) ... [2019-11-27 16:29:30,348 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:29" (1/1) ... [2019-11-27 16:29:30,374 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:29" (1/1) ... [2019-11-27 16:29:30,377 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:29" (1/1) ... [2019-11-27 16:29:30,490 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:29" (1/1) ... [2019-11-27 16:29:30,557 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:29" (1/1) ... [2019-11-27 16:29:30,590 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:29" (1/1) ... [2019-11-27 16:29:30,635 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:29:30,649 INFO L168 Benchmark]: Toolchain (without parser) took 6883.57 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 827.5 MB in the end (delta: 128.4 MB). Peak memory consumption was 128.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:29:30,650 INFO L168 Benchmark]: CDTParser took 3.02 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 16:29:30,654 INFO L168 Benchmark]: CACSL2BoogieTranslator took 6199.30 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 863.5 MB in the end (delta: 92.5 MB). Peak memory consumption was 92.6 MB. Max. memory is 12.5 GB. [2019-11-27 16:29:30,655 INFO L168 Benchmark]: Boogie Procedure Inliner took 353.20 ms. Allocated memory is still 1.0 GB. Free memory was 863.5 MB in the beginning and 844.7 MB in the end (delta: 18.8 MB). Peak memory consumption was 18.8 MB. Max. memory is 12.5 GB. [2019-11-27 16:29:30,660 INFO L168 Benchmark]: Boogie Preprocessor took 314.79 ms. Allocated memory is still 1.0 GB. Free memory was 844.7 MB in the beginning and 827.5 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:29:30,670 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.02 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 6199.30 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 863.5 MB in the end (delta: 92.5 MB). Peak memory consumption was 92.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 353.20 ms. Allocated memory is still 1.0 GB. Free memory was 863.5 MB in the beginning and 844.7 MB in the end (delta: 18.8 MB). Peak memory consumption was 18.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 314.79 ms. Allocated memory is still 1.0 GB. Free memory was 844.7 MB in the beginning and 827.5 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...