./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.4.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_opt-floodmax.3.4.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 700e3ce4eca934cea3196fa3dee12f20080669e1 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.4.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 700e3ce4eca934cea3196fa3dee12f20080669e1 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 17:19:03,086 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:19:03,092 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:19:03,115 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:19:03,117 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:19:03,131 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:19:03,136 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:19:03,152 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:19:03,157 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:19:03,164 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:19:03,169 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:19:03,171 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:19:03,172 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:19:03,179 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:19:03,181 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:19:03,186 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:19:03,187 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:19:03,195 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:19:03,201 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:19:03,211 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:19:03,219 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:19:03,225 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:19:03,227 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:19:03,233 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:19:03,241 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:19:03,242 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:19:03,242 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:19:03,247 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:19:03,248 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:19:03,249 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:19:03,251 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:19:03,255 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:19:03,256 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:19:03,261 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:19:03,263 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:19:03,265 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:19:03,267 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:19:03,270 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:19:03,270 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:19:03,274 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:19:03,278 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:19:03,279 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:19:03,319 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:19:03,322 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:19:03,325 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:19:03,327 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:19:03,327 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:19:03,328 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:19:03,328 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:19:03,328 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:19:03,330 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:19:03,330 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:19:03,331 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:19:03,332 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:19:03,335 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:19:03,336 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:19:03,336 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:19:03,336 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:19:03,336 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:19:03,337 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:19:03,337 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:19:03,337 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:19:03,338 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:19:03,338 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:19:03,340 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:19:03,340 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:19:03,341 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:19:03,341 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:19:03,341 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:19:03,343 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:19:03,343 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 -> 700e3ce4eca934cea3196fa3dee12f20080669e1 [2019-11-26 17:19:03,865 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:19:03,891 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:19:03,898 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:19:03,902 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:19:03,904 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:19:03,908 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.4.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-26 17:19:04,072 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/18b03d382/e8fb84c7b3684ea99e00e5bd2f34349a/FLAG0de3072d1 [2019-11-26 17:19:05,229 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:19:05,233 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.4.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-26 17:19:05,261 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/18b03d382/e8fb84c7b3684ea99e00e5bd2f34349a/FLAG0de3072d1 [2019-11-26 17:19:05,298 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/18b03d382/e8fb84c7b3684ea99e00e5bd2f34349a [2019-11-26 17:19:05,306 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:19:05,311 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:19:05,315 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:19:05,318 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:19:05,322 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:19:05,328 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:19:05" (1/1) ... [2019-11-26 17:19:05,336 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 05:19:05, skipping insertion in model container [2019-11-26 17:19:05,337 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:19:05" (1/1) ... [2019-11-26 17:19:05,355 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:19:05,464 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:19:06,332 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:19:06,370 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:19:06,579 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:19:06,640 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:19:06,645 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:06 WrapperNode [2019-11-26 17:19:06,646 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:19:06,649 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:19:06,649 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:19:06,649 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:19:06,661 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:06" (1/1) ... [2019-11-26 17:19:06,706 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:06" (1/1) ... [2019-11-26 17:19:06,803 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:19:06,803 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:19:06,804 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:19:06,804 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:19:06,825 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:06" (1/1) ... [2019-11-26 17:19:06,825 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:06" (1/1) ... [2019-11-26 17:19:06,834 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:06" (1/1) ... [2019-11-26 17:19:06,837 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:06" (1/1) ... [2019-11-26 17:19:06,860 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:06" (1/1) ... [2019-11-26 17:19:06,876 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:06" (1/1) ... [2019-11-26 17:19:06,882 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:06" (1/1) ... [2019-11-26 17:19:06,906 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:19:06,924 INFO L168 Benchmark]: Toolchain (without parser) took 1600.01 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 973.8 MB in the end (delta: -12.2 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:19:06,931 INFO L168 Benchmark]: CDTParser took 0.39 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 17:19:06,933 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1332.44 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 979.6 MB in the end (delta: -17.9 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-26 17:19:06,935 INFO L168 Benchmark]: Boogie Procedure Inliner took 154.32 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:19:06,939 INFO L168 Benchmark]: Boogie Preprocessor took 104.32 ms. Allocated memory is still 1.0 GB. Free memory was 979.6 MB in the beginning and 973.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:19:06,949 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 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 1332.44 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 979.6 MB in the end (delta: -17.9 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 154.32 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 104.32 ms. Allocated memory is still 1.0 GB. Free memory was 979.6 MB in the beginning and 973.8 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 17:19:10,751 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:19:10,758 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:19:10,789 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:19:10,791 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:19:10,798 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:19:10,802 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:19:10,819 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:19:10,822 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:19:10,830 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:19:10,832 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:19:10,839 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:19:10,839 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:19:10,844 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:19:10,846 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:19:10,850 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:19:10,854 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:19:10,856 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:19:10,864 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:19:10,871 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:19:10,881 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:19:10,885 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:19:10,890 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:19:10,894 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:19:10,902 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:19:10,903 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:19:10,903 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:19:10,908 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:19:10,908 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:19:10,910 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:19:10,913 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:19:10,914 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:19:10,915 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:19:10,919 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:19:10,921 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:19:10,925 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:19:10,926 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:19:10,927 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:19:10,927 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:19:10,933 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:19:10,935 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:19:10,936 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:19:10,977 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:19:10,981 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:19:10,984 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:19:10,985 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:19:10,988 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:19:10,988 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:19:10,989 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:19:10,989 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:19:10,989 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:19:10,989 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:19:10,991 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:19:10,993 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:19:10,993 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:19:10,994 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:19:10,994 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:19:10,994 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:19:10,996 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:19:10,996 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:19:10,996 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:19:10,997 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:19:10,998 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:19:10,998 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:19:10,998 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:19:11,001 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:19:11,001 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:19:11,002 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:19:11,002 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:19:11,002 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:19:11,003 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:19:11,003 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:19:11,005 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 -> 700e3ce4eca934cea3196fa3dee12f20080669e1 [2019-11-26 17:19:11,603 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:19:11,632 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:19:11,642 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:19:11,647 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:19:11,648 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:19:11,649 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.4.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-26 17:19:11,803 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/314f5020c/6ff08f2a2af24e12ae46f00cc099d9b4/FLAGe69821cc7 [2019-11-26 17:19:12,989 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:19:12,991 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.4.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-26 17:19:13,023 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/314f5020c/6ff08f2a2af24e12ae46f00cc099d9b4/FLAGe69821cc7 [2019-11-26 17:19:13,103 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/314f5020c/6ff08f2a2af24e12ae46f00cc099d9b4 [2019-11-26 17:19:13,111 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:19:13,118 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:19:13,121 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:19:13,123 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:19:13,132 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:19:13,133 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:19:13" (1/1) ... [2019-11-26 17:19:13,143 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@112d78c8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:13, skipping insertion in model container [2019-11-26 17:19:13,144 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:19:13" (1/1) ... [2019-11-26 17:19:13,165 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:19:13,272 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:19:14,188 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:19:14,220 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:19:14,516 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:19:14,580 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:19:14,581 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:14 WrapperNode [2019-11-26 17:19:14,584 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:19:14,585 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:19:14,585 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:19:14,586 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:19:14,607 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:14" (1/1) ... [2019-11-26 17:19:14,666 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:14" (1/1) ... [2019-11-26 17:19:14,784 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:19:14,789 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:19:14,789 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:19:14,790 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:19:14,817 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:14" (1/1) ... [2019-11-26 17:19:14,822 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:14" (1/1) ... [2019-11-26 17:19:14,842 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:14" (1/1) ... [2019-11-26 17:19:14,843 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:14" (1/1) ... [2019-11-26 17:19:14,880 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:14" (1/1) ... [2019-11-26 17:19:14,907 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:14" (1/1) ... [2019-11-26 17:19:14,921 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:14" (1/1) ... [2019-11-26 17:19:14,941 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:19:14,948 INFO L168 Benchmark]: Toolchain (without parser) took 1826.63 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 972.6 MB in the end (delta: -11.0 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:19:14,951 INFO L168 Benchmark]: CDTParser took 0.44 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 17:19:14,954 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1463.22 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 978.4 MB in the end (delta: -16.7 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-26 17:19:14,962 INFO L168 Benchmark]: Boogie Procedure Inliner took 203.57 ms. Allocated memory is still 1.0 GB. Free memory is still 978.4 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:19:14,964 INFO L168 Benchmark]: Boogie Preprocessor took 152.42 ms. Allocated memory is still 1.0 GB. Free memory was 978.4 MB in the beginning and 972.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:19:14,972 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.44 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 1463.22 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 978.4 MB in the end (delta: -16.7 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 203.57 ms. Allocated memory is still 1.0 GB. Free memory is still 978.4 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 152.42 ms. Allocated memory is still 1.0 GB. Free memory was 978.4 MB in the beginning and 972.6 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...