./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.2.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 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.BOUNDED-8.pals.c.v+lhb-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 e655aac32fcad2efa5263287583bcd7f2ec2603e ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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.BOUNDED-8.pals.c.v+lhb-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 e655aac32fcad2efa5263287583bcd7f2ec2603e ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 21:22:23,067 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:22:23,074 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:22:23,110 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:22:23,113 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:22:23,115 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:22:23,119 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:22:23,137 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:22:23,142 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:22:23,144 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:22:23,150 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:22:23,153 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:22:23,156 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:22:23,162 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:22:23,165 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:22:23,168 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:22:23,174 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:22:23,179 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:22:23,183 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:22:23,191 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:22:23,199 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:22:23,204 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:22:23,210 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:22:23,213 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:22:23,221 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:22:23,222 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:22:23,222 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:22:23,224 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:22:23,226 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:22:23,227 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:22:23,229 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:22:23,233 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:22:23,234 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:22:23,235 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:22:23,239 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:22:23,242 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:22:23,243 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:22:23,244 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:22:23,244 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:22:23,248 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:22:23,251 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:22:23,254 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 21:22:23,292 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:22:23,295 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:22:23,300 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:22:23,301 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:22:23,301 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:22:23,302 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:22:23,302 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:22:23,302 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 21:22:23,303 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:22:23,303 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:22:23,304 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:22:23,307 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:22:23,307 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:22:23,308 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:22:23,308 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:22:23,308 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:22:23,308 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:22:23,309 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:22:23,309 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:22:23,309 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:22:23,312 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:22:23,312 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:22:23,312 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:22:23,313 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:22:23,313 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:22:23,313 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:22:23,314 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 21:22:23,314 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 21:22:23,314 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:22:23,315 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 -> e655aac32fcad2efa5263287583bcd7f2ec2603e [2019-11-24 21:22:23,875 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:22:23,904 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:22:23,913 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:22:23,914 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:22:23,918 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:22:23,919 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.2.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c [2019-11-24 21:22:24,071 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b358f46b6/faa4d769893643b4a0c26b2b6b96ba18/FLAG91ae75a90 [2019-11-24 21:22:25,374 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:22:25,376 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.2.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c [2019-11-24 21:22:25,416 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b358f46b6/faa4d769893643b4a0c26b2b6b96ba18/FLAG91ae75a90 [2019-11-24 21:22:25,753 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b358f46b6/faa4d769893643b4a0c26b2b6b96ba18 [2019-11-24 21:22:25,761 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:22:25,766 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:22:25,771 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:22:25,773 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:22:25,780 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:22:25,785 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:22:25" (1/1) ... [2019-11-24 21:22:25,793 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b4f2291 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:25, skipping insertion in model container [2019-11-24 21:22:25,793 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:22:25" (1/1) ... [2019-11-24 21:22:25,810 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:22:26,017 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:22:27,704 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:22:27,731 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:22:28,440 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:22:28,476 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:22:28,480 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:28 WrapperNode [2019-11-24 21:22:28,480 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:22:28,481 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:22:28,482 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:22:28,482 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:22:28,493 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:28" (1/1) ... [2019-11-24 21:22:28,537 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:28" (1/1) ... [2019-11-24 21:22:28,723 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:22:28,724 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:22:28,725 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:22:28,725 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:22:28,747 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:28" (1/1) ... [2019-11-24 21:22:28,751 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:28" (1/1) ... [2019-11-24 21:22:28,772 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:28" (1/1) ... [2019-11-24 21:22:28,772 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:28" (1/1) ... [2019-11-24 21:22:28,851 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:28" (1/1) ... [2019-11-24 21:22:28,910 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:28" (1/1) ... [2019-11-24 21:22:28,930 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:28" (1/1) ... [2019-11-24 21:22:28,965 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:22:28,975 INFO L168 Benchmark]: Toolchain (without parser) took 3203.99 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 949.2 MB in the end (delta: 18.2 MB). Peak memory consumption was 18.3 MB. Max. memory is 12.5 GB. [2019-11-24 21:22:28,978 INFO L168 Benchmark]: CDTParser took 0.79 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. [2019-11-24 21:22:28,979 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2709.65 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 966.4 MB in the end (delta: -4.7 MB). Peak memory consumption was 34.0 MB. Max. memory is 12.5 GB. [2019-11-24 21:22:28,983 INFO L168 Benchmark]: Boogie Procedure Inliner took 242.53 ms. Allocated memory is still 1.0 GB. Free memory was 966.4 MB in the beginning and 960.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:22:28,985 INFO L168 Benchmark]: Boogie Preprocessor took 242.55 ms. Allocated memory is still 1.0 GB. Free memory was 960.7 MB in the beginning and 949.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 21:22:28,997 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.79 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 2709.65 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 966.4 MB in the end (delta: -4.7 MB). Peak memory consumption was 34.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 242.53 ms. Allocated memory is still 1.0 GB. Free memory was 966.4 MB in the beginning and 960.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 242.55 ms. Allocated memory is still 1.0 GB. Free memory was 960.7 MB in the beginning and 949.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-32f2683 [2019-11-24 21:22:32,853 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:22:32,859 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:22:32,888 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:22:32,890 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:22:32,903 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:22:32,906 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:22:32,918 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:22:32,926 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:22:32,928 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:22:32,930 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:22:32,934 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:22:32,937 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:22:32,942 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:22:32,946 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:22:32,948 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:22:32,953 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:22:32,957 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:22:32,964 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:22:32,970 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:22:32,976 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:22:32,980 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:22:32,987 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:22:32,988 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:22:32,996 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:22:33,001 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:22:33,001 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:22:33,002 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:22:33,005 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:22:33,010 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:22:33,011 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:22:33,012 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:22:33,014 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:22:33,017 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:22:33,020 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:22:33,022 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:22:33,023 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:22:33,025 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:22:33,025 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:22:33,029 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:22:33,034 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:22:33,035 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 21:22:33,073 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:22:33,077 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:22:33,080 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:22:33,080 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:22:33,080 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:22:33,082 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:22:33,082 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:22:33,082 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:22:33,085 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:22:33,085 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:22:33,087 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:22:33,087 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:22:33,087 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:22:33,088 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 21:22:33,088 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 21:22:33,090 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:22:33,090 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:22:33,090 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:22:33,090 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:22:33,091 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:22:33,092 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:22:33,092 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:22:33,096 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:22:33,096 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:22:33,097 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:22:33,097 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:22:33,097 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:22:33,098 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 21:22:33,098 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 21:22:33,098 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:22:33,100 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 21:22:33,100 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 -> e655aac32fcad2efa5263287583bcd7f2ec2603e [2019-11-24 21:22:33,720 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:22:33,752 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:22:33,760 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:22:33,765 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:22:33,766 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:22:33,767 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.2.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c [2019-11-24 21:22:33,920 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a40f1de83/f06158b4f2ee43eab1586c695a1abdc6/FLAG62dc0a1b0 [2019-11-24 21:22:35,176 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:22:35,181 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.2.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c [2019-11-24 21:22:35,220 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a40f1de83/f06158b4f2ee43eab1586c695a1abdc6/FLAG62dc0a1b0 [2019-11-24 21:22:35,260 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a40f1de83/f06158b4f2ee43eab1586c695a1abdc6 [2019-11-24 21:22:35,267 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:22:35,271 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:22:35,276 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:22:35,277 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:22:35,286 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:22:35,287 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:22:35" (1/1) ... [2019-11-24 21:22:35,292 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 24.11 09:22:35, skipping insertion in model container [2019-11-24 21:22:35,294 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:22:35" (1/1) ... [2019-11-24 21:22:35,312 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:22:35,501 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:22:37,480 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:22:37,514 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:22:38,440 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:22:38,499 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:22:38,502 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:38 WrapperNode [2019-11-24 21:22:38,503 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:22:38,504 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:22:38,504 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:22:38,507 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:22:38,526 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:38" (1/1) ... [2019-11-24 21:22:38,620 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:38" (1/1) ... [2019-11-24 21:22:38,775 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:22:38,778 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:22:38,781 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:22:38,781 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:22:38,800 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:38" (1/1) ... [2019-11-24 21:22:38,805 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:38" (1/1) ... [2019-11-24 21:22:38,828 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:38" (1/1) ... [2019-11-24 21:22:38,829 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:38" (1/1) ... [2019-11-24 21:22:38,916 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:38" (1/1) ... [2019-11-24 21:22:38,968 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:38" (1/1) ... [2019-11-24 21:22:38,988 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:22:38" (1/1) ... [2019-11-24 21:22:39,017 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:22:39,027 INFO L168 Benchmark]: Toolchain (without parser) took 3752.17 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 914.8 MB in the end (delta: 46.9 MB). Peak memory consumption was 47.0 MB. Max. memory is 12.5 GB. [2019-11-24 21:22:39,029 INFO L168 Benchmark]: CDTParser took 0.34 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. [2019-11-24 21:22:39,033 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3227.04 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 932.0 MB in the end (delta: 29.7 MB). Peak memory consumption was 32.6 MB. Max. memory is 12.5 GB. [2019-11-24 21:22:39,034 INFO L168 Benchmark]: Boogie Procedure Inliner took 273.77 ms. Allocated memory is still 1.0 GB. Free memory was 932.0 MB in the beginning and 920.5 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 21:22:39,039 INFO L168 Benchmark]: Boogie Preprocessor took 242.76 ms. Allocated memory is still 1.0 GB. Free memory was 920.5 MB in the beginning and 914.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:22:39,048 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 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 3227.04 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 932.0 MB in the end (delta: 29.7 MB). Peak memory consumption was 32.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 273.77 ms. Allocated memory is still 1.0 GB. Free memory was 932.0 MB in the beginning and 920.5 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 242.76 ms. Allocated memory is still 1.0 GB. Free memory was 920.5 MB in the beginning and 914.8 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...