./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.3.2.ufo.BOUNDED-6.pals.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/pals_opt-floodmax.3.2.ufo.BOUNDED-6.pals.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 8a7b4ef7a8affb897157388e19dfe5e9a45c805e .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/pals_opt-floodmax.3.2.ufo.BOUNDED-6.pals.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 8a7b4ef7a8affb897157388e19dfe5e9a45c805e .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:23:34,053 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:23:34,060 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:23:34,095 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:23:34,097 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:23:34,100 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:23:34,103 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:23:34,120 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:23:34,123 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:23:34,129 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:23:34,131 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:23:34,137 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:23:34,141 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:23:34,146 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:23:34,150 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:23:34,152 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:23:34,158 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:23:34,161 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:23:34,170 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:23:34,175 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:23:34,183 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:23:34,190 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:23:34,192 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:23:34,198 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:23:34,206 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:23:34,207 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:23:34,207 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:23:34,210 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:23:34,214 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:23:34,215 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:23:34,216 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:23:34,217 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:23:34,219 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:23:34,222 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:23:34,225 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:23:34,226 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:23:34,228 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:23:34,230 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:23:34,230 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:23:34,231 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:23:34,236 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:23:34,237 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:23:34,279 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:23:34,279 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:23:34,283 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:23:34,285 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:23:34,285 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:23:34,286 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:23:34,286 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:23:34,286 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:23:34,288 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:23:34,288 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:23:34,290 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:23:34,290 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:23:34,293 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:23:34,293 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:23:34,294 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:23:34,294 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:23:34,294 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:23:34,295 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:23:34,295 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:23:34,295 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:23:34,299 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:23:34,299 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:23:34,300 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:23:34,300 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:23:34,300 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:23:34,300 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:23:34,301 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:23:34,301 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:23:34,301 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 -> 8a7b4ef7a8affb897157388e19dfe5e9a45c805e [2019-11-27 16:23:34,961 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:23:34,996 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:23:35,004 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:23:35,010 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:23:35,011 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:23:35,012 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.3.2.ufo.BOUNDED-6.pals.c [2019-11-27 16:23:35,171 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0a2122430/7efb0ab38d1d480da30b053c430a9779/FLAG5bf77159a [2019-11-27 16:23:36,349 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:23:36,354 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.3.2.ufo.BOUNDED-6.pals.c [2019-11-27 16:23:36,383 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0a2122430/7efb0ab38d1d480da30b053c430a9779/FLAG5bf77159a [2019-11-27 16:23:36,420 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0a2122430/7efb0ab38d1d480da30b053c430a9779 [2019-11-27 16:23:36,431 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:23:36,438 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:23:36,440 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:23:36,443 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:23:36,450 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:23:36,455 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:23:36" (1/1) ... [2019-11-27 16:23:36,465 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f9a9c64 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:36, skipping insertion in model container [2019-11-27 16:23:36,466 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:23:36" (1/1) ... [2019-11-27 16:23:36,486 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:23:36,590 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:23:37,378 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:23:37,397 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:23:37,600 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:23:37,640 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:23:37,641 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:37 WrapperNode [2019-11-27 16:23:37,642 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:23:37,643 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:23:37,643 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:23:37,644 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:23:37,670 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:37" (1/1) ... [2019-11-27 16:23:37,696 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:37" (1/1) ... [2019-11-27 16:23:37,791 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:23:37,792 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:23:37,793 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:23:37,793 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:23:37,806 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:37" (1/1) ... [2019-11-27 16:23:37,806 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:37" (1/1) ... [2019-11-27 16:23:37,823 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:37" (1/1) ... [2019-11-27 16:23:37,826 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:37" (1/1) ... [2019-11-27 16:23:37,846 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:37" (1/1) ... [2019-11-27 16:23:37,869 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:37" (1/1) ... [2019-11-27 16:23:37,877 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:37" (1/1) ... [2019-11-27 16:23:37,903 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:23:37,915 INFO L168 Benchmark]: Toolchain (without parser) took 1473.94 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 978.5 MB in the end (delta: -11.1 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:23:37,920 INFO L168 Benchmark]: CDTParser took 1.75 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 16:23:37,922 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1203.10 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 984.2 MB in the end (delta: -16.8 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:23:37,923 INFO L168 Benchmark]: Boogie Procedure Inliner took 148.51 ms. Allocated memory is still 1.0 GB. Free memory is still 984.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:23:37,927 INFO L168 Benchmark]: Boogie Preprocessor took 112.54 ms. Allocated memory is still 1.0 GB. Free memory was 984.2 MB in the beginning and 978.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:23:37,935 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.75 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 1203.10 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 984.2 MB in the end (delta: -16.8 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 148.51 ms. Allocated memory is still 1.0 GB. Free memory is still 984.2 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 112.54 ms. Allocated memory is still 1.0 GB. Free memory was 984.2 MB in the beginning and 978.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 16:23:42,042 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:23:42,051 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:23:42,084 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:23:42,086 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:23:42,090 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:23:42,095 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:23:42,111 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:23:42,114 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:23:42,121 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:23:42,123 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:23:42,129 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:23:42,129 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:23:42,136 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:23:42,140 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:23:42,144 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:23:42,147 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:23:42,152 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:23:42,156 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:23:42,166 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:23:42,174 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:23:42,181 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:23:42,184 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:23:42,187 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:23:42,196 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:23:42,197 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:23:42,200 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:23:42,202 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:23:42,203 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:23:42,204 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:23:42,207 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:23:42,208 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:23:42,209 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:23:42,213 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:23:42,215 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:23:42,217 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:23:42,222 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:23:42,223 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:23:42,223 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:23:42,225 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:23:42,226 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:23:42,228 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:23:42,270 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:23:42,272 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:23:42,277 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:23:42,278 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:23:42,278 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:23:42,280 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:23:42,280 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:23:42,280 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:23:42,281 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:23:42,281 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:23:42,284 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:23:42,284 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:23:42,285 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:23:42,285 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:23:42,286 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:23:42,288 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:23:42,288 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:23:42,288 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:23:42,289 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:23:42,289 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:23:42,289 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:23:42,290 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:23:42,291 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:23:42,291 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:23:42,291 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:23:42,293 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:23:42,293 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:23:42,294 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:23:42,294 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:23:42,294 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:23:42,297 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 -> 8a7b4ef7a8affb897157388e19dfe5e9a45c805e [2019-11-27 16:23:42,872 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:23:42,902 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:23:42,906 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:23:42,912 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:23:42,915 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:23:42,917 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.3.2.ufo.BOUNDED-6.pals.c [2019-11-27 16:23:43,069 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e41f73d61/7f7989db42f24820933a9065ec3f6c33/FLAG832f059e1 [2019-11-27 16:23:44,220 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:23:44,223 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.3.2.ufo.BOUNDED-6.pals.c [2019-11-27 16:23:44,263 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e41f73d61/7f7989db42f24820933a9065ec3f6c33/FLAG832f059e1 [2019-11-27 16:23:44,750 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e41f73d61/7f7989db42f24820933a9065ec3f6c33 [2019-11-27 16:23:44,764 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:23:44,767 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:23:44,772 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:23:44,773 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:23:44,784 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:23:44,786 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:23:44" (1/1) ... [2019-11-27 16:23:44,796 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f95bbf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:44, skipping insertion in model container [2019-11-27 16:23:44,797 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:23:44" (1/1) ... [2019-11-27 16:23:44,816 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:23:44,915 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:23:45,774 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:23:45,808 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:23:46,043 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:23:46,095 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:23:46,095 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:46 WrapperNode [2019-11-27 16:23:46,096 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:23:46,097 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:23:46,100 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:23:46,100 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:23:46,121 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:46" (1/1) ... [2019-11-27 16:23:46,165 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:46" (1/1) ... [2019-11-27 16:23:46,257 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:23:46,261 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:23:46,261 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:23:46,272 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:23:46,296 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:46" (1/1) ... [2019-11-27 16:23:46,299 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:46" (1/1) ... [2019-11-27 16:23:46,313 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:46" (1/1) ... [2019-11-27 16:23:46,317 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:46" (1/1) ... [2019-11-27 16:23:46,350 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:46" (1/1) ... [2019-11-27 16:23:46,391 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:46" (1/1) ... [2019-11-27 16:23:46,404 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:23:46" (1/1) ... [2019-11-27 16:23:46,419 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:23:46,427 INFO L168 Benchmark]: Toolchain (without parser) took 1655.64 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 979.5 MB in the end (delta: -17.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:23:46,428 INFO L168 Benchmark]: CDTParser took 0.38 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 16:23:46,433 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1323.77 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 985.2 MB in the end (delta: -23.5 MB). Peak memory consumption was 26.6 MB. Max. memory is 12.5 GB. [2019-11-27 16:23:46,434 INFO L168 Benchmark]: Boogie Procedure Inliner took 164.12 ms. Allocated memory is still 1.0 GB. Free memory is still 985.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:23:46,435 INFO L168 Benchmark]: Boogie Preprocessor took 158.33 ms. Allocated memory is still 1.0 GB. Free memory was 985.2 MB in the beginning and 979.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:23:46,443 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38 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 1323.77 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 985.2 MB in the end (delta: -23.5 MB). Peak memory consumption was 26.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 164.12 ms. Allocated memory is still 1.0 GB. Free memory is still 985.2 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 158.33 ms. Allocated memory is still 1.0 GB. Free memory was 985.2 MB in the beginning and 979.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...