./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.3.3.ufo.BOUNDED-6.pals.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.3.3.ufo.BOUNDED-6.pals.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c8186bb9e195ec2f40116dc473c413c4e1a34c0f .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.3.3.ufo.BOUNDED-6.pals.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c8186bb9e195ec2f40116dc473c413c4e1a34c0f ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 10:01:45,051 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:01:45,055 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:01:45,077 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:01:45,079 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:01:45,085 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:01:45,086 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:01:45,098 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:01:45,105 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:01:45,108 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:01:45,112 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:01:45,115 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:01:45,115 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:01:45,119 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:01:45,120 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:01:45,123 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:01:45,124 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:01:45,126 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:01:45,130 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:01:45,136 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:01:45,137 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:01:45,143 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:01:45,145 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:01:45,149 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:01:45,155 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:01:45,156 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:01:45,156 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:01:45,158 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:01:45,161 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:01:45,163 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:01:45,163 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:01:45,164 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:01:45,165 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:01:45,166 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:01:45,171 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:01:45,173 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:01:45,174 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:01:45,174 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:01:45,174 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:01:45,176 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:01:45,179 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:01:45,182 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 10:01:45,211 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:01:45,211 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:01:45,213 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:01:45,215 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:01:45,215 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:01:45,215 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:01:45,218 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:01:45,218 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 10:01:45,218 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:01:45,218 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:01:45,219 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:01:45,220 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:01:45,220 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:01:45,220 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:01:45,220 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:01:45,221 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:01:45,221 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:01:45,221 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:01:45,223 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:01:45,223 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:01:45,223 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:01:45,223 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:01:45,224 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:01:45,224 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:01:45,224 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:01:45,224 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 10:01:45,224 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 10:01:45,226 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:01:45,226 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 -> c8186bb9e195ec2f40116dc473c413c4e1a34c0f [2019-11-27 10:01:45,677 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:01:45,696 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:01:45,705 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:01:45,706 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:01:45,707 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:01:45,710 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.3.3.ufo.BOUNDED-6.pals.c [2019-11-27 10:01:45,813 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/247157914/96348d6b0b52416e939c7986eafbbd14/FLAG20bedc705 [2019-11-27 10:01:46,598 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:01:46,601 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.3.3.ufo.BOUNDED-6.pals.c [2019-11-27 10:01:46,627 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/247157914/96348d6b0b52416e939c7986eafbbd14/FLAG20bedc705 [2019-11-27 10:01:46,842 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/247157914/96348d6b0b52416e939c7986eafbbd14 [2019-11-27 10:01:46,846 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:01:46,847 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:01:46,849 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:01:46,850 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:01:46,852 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:01:46,853 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:01:46" (1/1) ... [2019-11-27 10:01:46,856 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29715357 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:46, skipping insertion in model container [2019-11-27 10:01:46,857 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:01:46" (1/1) ... [2019-11-27 10:01:46,868 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:01:46,951 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:01:47,462 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:01:47,475 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:01:47,580 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:01:47,611 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:01:47,611 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:47 WrapperNode [2019-11-27 10:01:47,612 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:01:47,613 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:01:47,613 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:01:47,613 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:01:47,620 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:47" (1/1) ... [2019-11-27 10:01:47,646 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:47" (1/1) ... [2019-11-27 10:01:47,709 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:01:47,709 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:01:47,710 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:01:47,710 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:01:47,721 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:47" (1/1) ... [2019-11-27 10:01:47,722 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:47" (1/1) ... [2019-11-27 10:01:47,729 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:47" (1/1) ... [2019-11-27 10:01:47,730 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:47" (1/1) ... [2019-11-27 10:01:47,743 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:47" (1/1) ... [2019-11-27 10:01:47,775 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:47" (1/1) ... [2019-11-27 10:01:47,779 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:47" (1/1) ... [2019-11-27 10:01:47,787 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:01:47,805 INFO L168 Benchmark]: Toolchain (without parser) took 954.20 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 974.2 MB in the end (delta: -13.9 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:01:47,808 INFO L168 Benchmark]: CDTParser took 0.45 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:01:47,809 INFO L168 Benchmark]: CACSL2BoogieTranslator took 763.22 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 979.9 MB in the end (delta: -19.6 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-27 10:01:47,812 INFO L168 Benchmark]: Boogie Procedure Inliner took 96.33 ms. Allocated memory is still 1.0 GB. Free memory is still 979.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:01:47,813 INFO L168 Benchmark]: Boogie Preprocessor took 90.00 ms. Allocated memory is still 1.0 GB. Free memory was 979.9 MB in the beginning and 974.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:01:47,822 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.45 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 763.22 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 979.9 MB in the end (delta: -19.6 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 96.33 ms. Allocated memory is still 1.0 GB. Free memory is still 979.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 90.00 ms. Allocated memory is still 1.0 GB. Free memory was 979.9 MB in the beginning and 974.2 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-da95e15 [2019-11-27 10:01:50,509 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:01:50,513 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:01:50,534 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:01:50,535 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:01:50,540 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:01:50,543 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:01:50,555 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:01:50,561 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:01:50,566 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:01:50,567 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:01:50,570 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:01:50,570 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:01:50,574 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:01:50,575 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:01:50,576 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:01:50,579 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:01:50,580 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:01:50,584 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:01:50,588 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:01:50,594 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:01:50,602 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:01:50,603 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:01:50,604 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:01:50,609 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:01:50,609 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:01:50,612 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:01:50,613 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:01:50,614 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:01:50,615 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:01:50,618 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:01:50,619 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:01:50,619 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:01:50,620 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:01:50,624 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:01:50,625 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:01:50,626 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:01:50,626 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:01:50,628 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:01:50,629 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:01:50,630 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:01:50,631 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 10:01:50,659 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:01:50,661 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:01:50,665 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:01:50,665 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:01:50,665 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:01:50,666 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:01:50,666 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:01:50,666 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:01:50,669 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:01:50,669 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:01:50,670 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:01:50,670 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:01:50,670 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 10:01:50,671 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 10:01:50,671 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:01:50,671 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:01:50,671 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:01:50,672 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:01:50,672 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:01:50,672 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:01:50,672 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:01:50,672 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:01:50,673 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:01:50,674 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:01:50,674 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:01:50,674 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:01:50,674 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 10:01:50,675 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 10:01:50,677 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:01:50,677 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 10:01:50,678 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 -> c8186bb9e195ec2f40116dc473c413c4e1a34c0f [2019-11-27 10:01:51,129 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:01:51,144 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:01:51,153 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:01:51,154 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:01:51,155 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:01:51,159 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.3.3.ufo.BOUNDED-6.pals.c [2019-11-27 10:01:51,263 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/05fbddd22/5a03ca6a661f416396a7c36eadca5297/FLAGc9066d96d [2019-11-27 10:01:52,057 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:01:52,065 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.3.3.ufo.BOUNDED-6.pals.c [2019-11-27 10:01:52,086 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/05fbddd22/5a03ca6a661f416396a7c36eadca5297/FLAGc9066d96d [2019-11-27 10:01:52,276 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/05fbddd22/5a03ca6a661f416396a7c36eadca5297 [2019-11-27 10:01:52,280 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:01:52,282 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:01:52,292 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:01:52,293 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:01:52,295 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:01:52,296 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:01:52" (1/1) ... [2019-11-27 10:01:52,299 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@10339ec5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:52, skipping insertion in model container [2019-11-27 10:01:52,299 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:01:52" (1/1) ... [2019-11-27 10:01:52,310 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:01:52,387 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:01:52,921 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:01:52,936 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:01:53,083 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:01:53,118 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:01:53,119 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:53 WrapperNode [2019-11-27 10:01:53,119 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:01:53,120 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:01:53,120 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:01:53,120 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:01:53,129 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:53" (1/1) ... [2019-11-27 10:01:53,162 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:53" (1/1) ... [2019-11-27 10:01:53,228 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:01:53,229 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:01:53,238 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:01:53,238 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:01:53,253 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:53" (1/1) ... [2019-11-27 10:01:53,254 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:53" (1/1) ... [2019-11-27 10:01:53,268 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:53" (1/1) ... [2019-11-27 10:01:53,269 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:53" (1/1) ... [2019-11-27 10:01:53,293 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:53" (1/1) ... [2019-11-27 10:01:53,325 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:53" (1/1) ... [2019-11-27 10:01:53,333 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:53" (1/1) ... [2019-11-27 10:01:53,341 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:01:53,349 INFO L168 Benchmark]: Toolchain (without parser) took 1064.06 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 978.5 MB in the end (delta: -18.3 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:01:53,349 INFO L168 Benchmark]: CDTParser took 3.46 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:01:53,353 INFO L168 Benchmark]: CACSL2BoogieTranslator took 827.32 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 984.2 MB in the end (delta: -24.0 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-27 10:01:53,358 INFO L168 Benchmark]: Boogie Procedure Inliner took 108.42 ms. Allocated memory is still 1.0 GB. Free memory was 984.2 MB in the beginning and 978.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:01:53,360 INFO L168 Benchmark]: Boogie Preprocessor took 114.96 ms. Allocated memory is still 1.0 GB. Free memory is still 978.5 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:01:53,364 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.46 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 827.32 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 984.2 MB in the end (delta: -24.0 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 108.42 ms. Allocated memory is still 1.0 GB. Free memory was 984.2 MB in the beginning and 978.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 114.96 ms. Allocated memory is still 1.0 GB. Free memory is still 978.5 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...