./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.4.ufo.BOUNDED-6.pals.c.v+nlh-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 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.3.4.ufo.BOUNDED-6.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 d9ac322b8286f0075601fe20d9ff9aa0453c0fa1 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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.3.4.ufo.BOUNDED-6.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 d9ac322b8286f0075601fe20d9ff9aa0453c0fa1 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 23:08:52,909 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:08:52,916 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:08:52,953 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:08:52,953 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:08:52,958 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:08:52,960 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:08:52,975 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:08:52,982 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:08:52,989 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:08:52,991 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:08:52,995 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:08:52,996 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:08:53,000 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:08:53,005 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:08:53,006 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:08:53,011 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:08:53,012 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:08:53,018 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:08:53,025 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:08:53,031 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:08:53,039 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:08:53,041 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:08:53,044 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:08:53,052 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:08:53,053 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:08:53,055 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:08:53,057 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:08:53,057 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:08:53,062 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:08:53,062 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:08:53,063 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:08:53,064 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:08:53,067 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:08:53,070 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:08:53,072 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:08:53,073 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:08:53,075 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:08:53,075 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:08:53,076 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:08:53,081 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:08:53,082 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 23:08:53,133 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:08:53,137 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:08:53,141 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:08:53,143 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:08:53,143 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:08:53,143 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:08:53,145 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 23:08:53,146 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 23:08:53,146 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 23:08:53,148 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:08:53,148 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:08:53,148 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:08:53,149 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:08:53,150 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 23:08:53,153 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:08:53,153 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:08:53,154 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:08:53,154 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:08:53,155 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:08:53,155 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:08:53,155 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:08:53,156 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:08:53,156 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:08:53,156 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:08:53,157 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:08:53,158 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 23:08:53,158 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 23:08:53,161 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:08:53,161 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 -> d9ac322b8286f0075601fe20d9ff9aa0453c0fa1 [2019-11-25 23:08:53,703 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:08:53,736 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:08:53,743 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:08:53,748 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:08:53,749 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:08:53,750 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.4.ufo.BOUNDED-6.pals.c.v+nlh-reducer.c [2019-11-25 23:08:53,906 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0f5925313/e56fbb5d1215490884a4af4adcc25b52/FLAG1615af831 [2019-11-25 23:08:55,141 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:08:55,145 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.4.ufo.BOUNDED-6.pals.c.v+nlh-reducer.c [2019-11-25 23:08:55,176 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0f5925313/e56fbb5d1215490884a4af4adcc25b52/FLAG1615af831 [2019-11-25 23:08:55,215 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0f5925313/e56fbb5d1215490884a4af4adcc25b52 [2019-11-25 23:08:55,225 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:08:55,227 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:08:55,234 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:08:55,237 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:08:55,245 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:08:55,246 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:08:55" (1/1) ... [2019-11-25 23:08:55,253 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 25.11 11:08:55, skipping insertion in model container [2019-11-25 23:08:55,256 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:08:55" (1/1) ... [2019-11-25 23:08:55,275 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:08:55,411 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:08:56,584 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:08:56,624 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:08:57,007 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:08:57,045 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:08:57,052 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:08:57 WrapperNode [2019-11-25 23:08:57,053 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:08:57,055 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:08:57,055 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:08:57,056 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:08:57,067 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:08:57" (1/1) ... [2019-11-25 23:08:57,114 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:08:57" (1/1) ... [2019-11-25 23:08:57,217 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:08:57,218 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:08:57,218 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:08:57,219 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:08:57,249 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:08:57" (1/1) ... [2019-11-25 23:08:57,249 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:08:57" (1/1) ... [2019-11-25 23:08:57,260 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:08:57" (1/1) ... [2019-11-25 23:08:57,260 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:08:57" (1/1) ... [2019-11-25 23:08:57,312 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:08:57" (1/1) ... [2019-11-25 23:08:57,359 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:08:57" (1/1) ... [2019-11-25 23:08:57,373 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:08:57" (1/1) ... [2019-11-25 23:08:57,401 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:08:57,412 INFO L168 Benchmark]: Toolchain (without parser) took 2178.25 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 962.4 MB in the end (delta: -715.0 kB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 23:08:57,413 INFO L168 Benchmark]: CDTParser took 1.57 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. [2019-11-25 23:08:57,420 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1819.15 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 973.9 MB in the end (delta: -12.2 MB). Peak memory consumption was 26.6 MB. Max. memory is 12.5 GB. [2019-11-25 23:08:57,423 INFO L168 Benchmark]: Boogie Procedure Inliner took 163.07 ms. Allocated memory is still 1.0 GB. Free memory was 973.9 MB in the beginning and 968.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:08:57,424 INFO L168 Benchmark]: Boogie Preprocessor took 183.52 ms. Allocated memory is still 1.0 GB. Free memory was 968.1 MB in the beginning and 962.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:08:57,437 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.57 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 1819.15 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 973.9 MB in the end (delta: -12.2 MB). Peak memory consumption was 26.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 163.07 ms. Allocated memory is still 1.0 GB. Free memory was 973.9 MB in the beginning and 968.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 183.52 ms. Allocated memory is still 1.0 GB. Free memory was 968.1 MB in the beginning and 962.4 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 0.1.24-65d6cd2 [2019-11-25 23:09:01,422 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:09:01,428 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:09:01,474 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:09:01,476 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:09:01,482 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:09:01,485 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:09:01,504 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:09:01,512 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:09:01,516 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:09:01,522 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:09:01,527 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:09:01,530 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:09:01,534 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:09:01,539 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:09:01,545 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:09:01,551 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:09:01,556 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:09:01,563 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:09:01,572 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:09:01,584 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:09:01,589 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:09:01,595 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:09:01,598 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:09:01,608 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:09:01,608 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:09:01,609 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:09:01,614 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:09:01,615 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:09:01,616 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:09:01,619 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:09:01,620 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:09:01,621 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:09:01,625 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:09:01,631 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:09:01,631 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:09:01,633 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:09:01,633 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:09:01,633 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:09:01,638 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:09:01,640 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:09:01,641 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 23:09:01,687 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:09:01,690 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:09:01,697 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:09:01,698 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:09:01,698 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:09:01,700 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:09:01,700 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 23:09:01,700 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 23:09:01,701 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:09:01,702 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:09:01,703 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:09:01,705 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:09:01,706 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 23:09:01,706 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 23:09:01,707 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 23:09:01,708 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:09:01,710 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:09:01,710 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:09:01,711 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:09:01,711 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:09:01,711 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:09:01,713 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:09:01,713 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:09:01,716 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:09:01,716 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:09:01,717 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:09:01,717 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 23:09:01,721 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 23:09:01,721 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:09:01,722 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 23:09:01,724 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 -> d9ac322b8286f0075601fe20d9ff9aa0453c0fa1 [2019-11-25 23:09:02,461 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:09:02,496 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:09:02,508 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:09:02,512 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:09:02,514 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:09:02,516 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.4.ufo.BOUNDED-6.pals.c.v+nlh-reducer.c [2019-11-25 23:09:02,696 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4fc36f9e2/4296a7155e454c68a70f22b411a87ece/FLAG8e4a575aa [2019-11-25 23:09:04,050 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:09:04,055 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.4.ufo.BOUNDED-6.pals.c.v+nlh-reducer.c [2019-11-25 23:09:04,091 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4fc36f9e2/4296a7155e454c68a70f22b411a87ece/FLAG8e4a575aa [2019-11-25 23:09:04,132 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4fc36f9e2/4296a7155e454c68a70f22b411a87ece [2019-11-25 23:09:04,140 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:09:04,145 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:09:04,150 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:09:04,151 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:09:04,159 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:09:04,162 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:09:04" (1/1) ... [2019-11-25 23:09:04,172 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b1bd386 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:04, skipping insertion in model container [2019-11-25 23:09:04,173 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:09:04" (1/1) ... [2019-11-25 23:09:04,198 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:09:04,339 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:09:05,660 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:09:05,698 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:09:06,194 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:09:06,244 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:09:06,246 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:06 WrapperNode [2019-11-25 23:09:06,246 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:09:06,247 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:09:06,247 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:09:06,248 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:09:06,259 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:06" (1/1) ... [2019-11-25 23:09:06,302 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:06" (1/1) ... [2019-11-25 23:09:06,426 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:09:06,427 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:09:06,430 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:09:06,430 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:09:06,450 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:06" (1/1) ... [2019-11-25 23:09:06,450 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:06" (1/1) ... [2019-11-25 23:09:06,481 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:06" (1/1) ... [2019-11-25 23:09:06,482 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:06" (1/1) ... [2019-11-25 23:09:06,566 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:06" (1/1) ... [2019-11-25 23:09:06,608 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:06" (1/1) ... [2019-11-25 23:09:06,622 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:06" (1/1) ... [2019-11-25 23:09:06,645 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:09:06,655 INFO L168 Benchmark]: Toolchain (without parser) took 2504.81 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 955.3 MB in the end (delta: 12.1 MB). Peak memory consumption was 12.2 MB. Max. memory is 12.5 GB. [2019-11-25 23:09:06,658 INFO L168 Benchmark]: CDTParser took 3.12 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. [2019-11-25 23:09:06,662 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2096.17 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 966.8 MB in the end (delta: 641.2 kB). Peak memory consumption was 26.5 MB. Max. memory is 12.5 GB. [2019-11-25 23:09:06,664 INFO L168 Benchmark]: Boogie Procedure Inliner took 179.37 ms. Allocated memory is still 1.0 GB. Free memory was 966.8 MB in the beginning and 961.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:09:06,669 INFO L168 Benchmark]: Boogie Preprocessor took 219.85 ms. Allocated memory is still 1.0 GB. Free memory was 961.0 MB in the beginning and 955.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:09:06,680 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.12 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 2096.17 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 966.8 MB in the end (delta: 641.2 kB). Peak memory consumption was 26.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 179.37 ms. Allocated memory is still 1.0 GB. Free memory was 966.8 MB in the beginning and 961.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 219.85 ms. Allocated memory is still 1.0 GB. Free memory was 961.0 MB in the beginning and 955.3 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...