./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.2.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.2.ufo.UNBOUNDED.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 53e77ebf6f97bbd0814cf51243aecd1e520dee54 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.2.ufo.UNBOUNDED.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 53e77ebf6f97bbd0814cf51243aecd1e520dee54 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:16:29,995 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:16:29,999 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:16:30,033 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:16:30,035 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:16:30,039 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:16:30,042 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:16:30,060 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:16:30,063 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:16:30,069 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:16:30,072 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:16:30,077 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:16:30,078 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:16:30,084 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:16:30,089 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:16:30,092 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:16:30,096 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:16:30,102 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:16:30,107 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:16:30,117 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:16:30,124 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:16:30,133 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:16:30,135 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:16:30,140 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:16:30,147 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:16:30,147 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:16:30,148 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:16:30,152 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:16:30,153 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:16:30,154 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:16:30,156 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:16:30,157 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:16:30,159 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:16:30,163 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:16:30,167 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:16:30,168 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:16:30,169 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:16:30,170 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:16:30,172 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:16:30,173 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:16:30,176 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:16:30,177 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:16:30,217 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:16:30,218 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:16:30,222 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:16:30,224 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:16:30,224 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:16:30,224 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:16:30,225 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:16:30,226 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:16:30,226 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:16:30,229 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:16:30,230 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:16:30,230 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:16:30,231 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:16:30,231 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:16:30,232 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:16:30,232 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:16:30,232 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:16:30,233 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:16:30,234 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:16:30,234 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:16:30,234 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:16:30,237 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:16:30,237 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:16:30,238 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:16:30,238 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:16:30,238 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:16:30,238 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:16:30,239 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:16:30,239 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 -> 53e77ebf6f97bbd0814cf51243aecd1e520dee54 [2019-11-26 17:16:30,782 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:16:30,817 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:16:30,827 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:16:30,831 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:16:30,831 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:16:30,833 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.2.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-26 17:16:31,008 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/85b85cc75/ca4913afe9c64650bd3daed9e6a94d79/FLAGbe02ab72a [2019-11-26 17:16:32,403 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:16:32,405 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.2.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-26 17:16:32,449 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/85b85cc75/ca4913afe9c64650bd3daed9e6a94d79/FLAGbe02ab72a [2019-11-26 17:16:32,486 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/85b85cc75/ca4913afe9c64650bd3daed9e6a94d79 [2019-11-26 17:16:32,497 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:16:32,499 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:16:32,504 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:16:32,505 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:16:32,512 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:16:32,516 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:16:32" (1/1) ... [2019-11-26 17:16:32,523 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@218e5f0d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:32, skipping insertion in model container [2019-11-26 17:16:32,523 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:16:32" (1/1) ... [2019-11-26 17:16:32,545 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:16:32,694 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:16:33,913 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:16:33,959 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:16:34,344 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:16:34,393 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:16:34,395 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:34 WrapperNode [2019-11-26 17:16:34,396 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:16:34,398 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:16:34,398 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:16:34,398 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:16:34,409 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:34" (1/1) ... [2019-11-26 17:16:34,468 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:34" (1/1) ... [2019-11-26 17:16:34,606 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:16:34,610 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:16:34,610 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:16:34,611 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:16:34,626 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:34" (1/1) ... [2019-11-26 17:16:34,627 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:34" (1/1) ... [2019-11-26 17:16:34,635 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:34" (1/1) ... [2019-11-26 17:16:34,636 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:34" (1/1) ... [2019-11-26 17:16:34,704 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:34" (1/1) ... [2019-11-26 17:16:34,756 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:34" (1/1) ... [2019-11-26 17:16:34,770 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:34" (1/1) ... [2019-11-26 17:16:34,802 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:16:34,817 INFO L168 Benchmark]: Toolchain (without parser) took 2308.59 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 967.8 MB in the end (delta: -6.1 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:16:34,817 INFO L168 Benchmark]: CDTParser took 0.32 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:16:34,820 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1892.29 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 979.2 MB in the end (delta: -17.6 MB). Peak memory consumption was 26.9 MB. Max. memory is 12.5 GB. [2019-11-26 17:16:34,826 INFO L168 Benchmark]: Boogie Procedure Inliner took 211.93 ms. Allocated memory is still 1.0 GB. Free memory was 979.2 MB in the beginning and 973.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:16:34,830 INFO L168 Benchmark]: Boogie Preprocessor took 194.66 ms. Allocated memory is still 1.0 GB. Free memory was 973.5 MB in the beginning and 967.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:16:34,845 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 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 1892.29 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 979.2 MB in the end (delta: -17.6 MB). Peak memory consumption was 26.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 211.93 ms. Allocated memory is still 1.0 GB. Free memory was 979.2 MB in the beginning and 973.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 194.66 ms. Allocated memory is still 1.0 GB. Free memory was 973.5 MB in the beginning and 967.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:16:38,544 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:16:38,550 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:16:38,583 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:16:38,584 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:16:38,586 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:16:38,590 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:16:38,603 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:16:38,612 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:16:38,618 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:16:38,620 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:16:38,625 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:16:38,626 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:16:38,630 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:16:38,632 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:16:38,636 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:16:38,638 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:16:38,641 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:16:38,647 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:16:38,652 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:16:38,660 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:16:38,667 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:16:38,668 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:16:38,674 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:16:38,681 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:16:38,682 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:16:38,682 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:16:38,685 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:16:38,687 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:16:38,688 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:16:38,690 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:16:38,694 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:16:38,695 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:16:38,697 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:16:38,700 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:16:38,701 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:16:38,703 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:16:38,704 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:16:38,706 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:16:38,707 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:16:38,710 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:16:38,712 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:16:38,766 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:16:38,773 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:16:38,774 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:16:38,775 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:16:38,776 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:16:38,776 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:16:38,781 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:16:38,781 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:16:38,781 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:16:38,782 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:16:38,782 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:16:38,783 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:16:38,786 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:16:38,786 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:16:38,786 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:16:38,787 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:16:38,787 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:16:38,787 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:16:38,789 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:16:38,789 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:16:38,789 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:16:38,790 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:16:38,790 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:16:38,792 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:16:38,792 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:16:38,792 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:16:38,793 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:16:38,793 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:16:38,795 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:16:38,795 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:16:38,796 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 -> 53e77ebf6f97bbd0814cf51243aecd1e520dee54 [2019-11-26 17:16:39,317 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:16:39,359 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:16:39,368 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:16:39,373 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:16:39,373 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:16:39,375 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.2.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-26 17:16:39,545 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/089240b13/e67738dc32754b1cac3947203565510b/FLAG3efdcc31a [2019-11-26 17:16:40,784 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:16:40,788 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.2.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-26 17:16:40,822 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/089240b13/e67738dc32754b1cac3947203565510b/FLAG3efdcc31a [2019-11-26 17:16:40,860 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/089240b13/e67738dc32754b1cac3947203565510b [2019-11-26 17:16:40,868 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:16:40,871 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:16:40,878 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:16:40,878 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:16:40,885 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:16:40,887 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:16:40" (1/1) ... [2019-11-26 17:16:40,897 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44395090 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:40, skipping insertion in model container [2019-11-26 17:16:40,897 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:16:40" (1/1) ... [2019-11-26 17:16:40,917 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:16:41,042 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:16:42,180 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:16:42,219 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:16:42,627 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:16:42,685 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:16:42,686 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:42 WrapperNode [2019-11-26 17:16:42,687 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:16:42,688 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:16:42,699 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:16:42,699 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:16:42,711 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:42" (1/1) ... [2019-11-26 17:16:42,771 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:42" (1/1) ... [2019-11-26 17:16:42,891 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:16:42,904 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:16:42,908 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:16:42,908 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:16:42,934 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:42" (1/1) ... [2019-11-26 17:16:42,937 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:42" (1/1) ... [2019-11-26 17:16:42,959 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:42" (1/1) ... [2019-11-26 17:16:42,962 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:42" (1/1) ... [2019-11-26 17:16:43,029 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:42" (1/1) ... [2019-11-26 17:16:43,074 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:42" (1/1) ... [2019-11-26 17:16:43,091 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:42" (1/1) ... [2019-11-26 17:16:43,117 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:16:43,135 INFO L168 Benchmark]: Toolchain (without parser) took 2256.41 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 961.1 MB in the end (delta: 580.0 kB). Peak memory consumption was 645.5 kB. Max. memory is 12.5 GB. [2019-11-26 17:16:43,136 INFO L168 Benchmark]: CDTParser took 2.71 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:16:43,137 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1809.55 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 966.8 MB in the end (delta: -5.1 MB). Peak memory consumption was 26.4 MB. Max. memory is 12.5 GB. [2019-11-26 17:16:43,141 INFO L168 Benchmark]: Boogie Procedure Inliner took 206.39 ms. Allocated memory is still 1.0 GB. Free memory is still 966.8 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:16:43,146 INFO L168 Benchmark]: Boogie Preprocessor took 220.28 ms. Allocated memory is still 1.0 GB. Free memory was 966.8 MB in the beginning and 961.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:16:43,156 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.71 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 1809.55 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 966.8 MB in the end (delta: -5.1 MB). Peak memory consumption was 26.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 206.39 ms. Allocated memory is still 1.0 GB. Free memory is still 966.8 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 220.28 ms. Allocated memory is still 1.0 GB. Free memory was 966.8 MB in the beginning and 961.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...