./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 025d5a27 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.2.ufo.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 0.1.24-025d5a2 [2019-11-26 17:16:28,537 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:16:28,543 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:16:28,580 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:16:28,585 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:16:28,588 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:16:28,590 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:16:28,610 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:16:28,612 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:16:28,620 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:16:28,621 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:16:28,626 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:16:28,628 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:16:28,634 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:16:28,637 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:16:28,643 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:16:28,645 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:16:28,650 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:16:28,658 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:16:28,668 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:16:28,675 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:16:28,679 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:16:28,684 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:16:28,686 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:16:28,695 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:16:28,696 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:16:28,698 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:16:28,700 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:16:28,701 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:16:28,705 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:16:28,705 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:16:28,706 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:16:28,709 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:16:28,713 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:16:28,715 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:16:28,717 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:16:28,719 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:16:28,720 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:16:28,720 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:16:28,727 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:16:28,729 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:16:28,730 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:16:28,769 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:16:28,771 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:16:28,775 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:16:28,776 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:16:28,779 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:16:28,779 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:16:28,780 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:16:28,780 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:16:28,780 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:16:28,781 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:16:28,782 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:16:28,782 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:16:28,784 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:16:28,784 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:16:28,785 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:16:28,785 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:16:28,785 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:16:28,787 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:16:28,787 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:16:28,787 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:16:28,788 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:16:28,790 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:16:28,790 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:16:28,790 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:16:28,791 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:16:28,791 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:16:28,791 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:16:28,793 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:16:28,793 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 [2019-11-26 17:16:29,378 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:16:29,408 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:16:29,418 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:16:29,419 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:16:29,421 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:16:29,424 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.2.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c [2019-11-26 17:16:29,581 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4a281c043/c7a80f8ba5fa4d96ae522dee6dcfaa41/FLAG1e2c11769 [2019-11-26 17:16:30,889 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:16:30,894 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.2.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c [2019-11-26 17:16:30,933 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4a281c043/c7a80f8ba5fa4d96ae522dee6dcfaa41/FLAG1e2c11769 [2019-11-26 17:16:30,982 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4a281c043/c7a80f8ba5fa4d96ae522dee6dcfaa41 [2019-11-26 17:16:30,992 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:16:30,994 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:16:30,998 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:16:31,000 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:16:31,010 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:16:31,012 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:16:30" (1/1) ... [2019-11-26 17:16:31,019 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@62d5e0b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:31, skipping insertion in model container [2019-11-26 17:16:31,020 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:16:30" (1/1) ... [2019-11-26 17:16:31,041 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:16:31,229 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:16:32,841 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:16:32,872 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:16:33,632 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:16:33,672 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:16:33,673 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:33 WrapperNode [2019-11-26 17:16:33,674 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:16:33,675 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:16:33,677 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:16:33,677 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:16:33,688 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:33" (1/1) ... [2019-11-26 17:16:33,756 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:33" (1/1) ... [2019-11-26 17:16:33,962 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:16:33,965 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:16:33,965 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:16:33,965 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:16:33,991 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:33" (1/1) ... [2019-11-26 17:16:33,992 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:33" (1/1) ... [2019-11-26 17:16:34,011 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:33" (1/1) ... [2019-11-26 17:16:34,014 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:33" (1/1) ... [2019-11-26 17:16:34,098 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:33" (1/1) ... [2019-11-26 17:16:34,162 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:33" (1/1) ... [2019-11-26 17:16:34,189 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:33" (1/1) ... [2019-11-26 17:16:34,223 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:16:34,231 INFO L168 Benchmark]: Toolchain (without parser) took 3231.94 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 944.5 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.3 MB. Max. memory is 12.5 GB. [2019-11-26 17:16:34,234 INFO L168 Benchmark]: CDTParser took 0.40 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:16:34,235 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2675.73 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 956.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 38.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:16:34,237 INFO L168 Benchmark]: Boogie Procedure Inliner took 289.12 ms. Allocated memory is still 1.0 GB. Free memory was 956.0 MB in the beginning and 950.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:16:34,242 INFO L168 Benchmark]: Boogie Preprocessor took 258.59 ms. Allocated memory is still 1.0 GB. Free memory was 950.2 MB in the beginning and 944.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:16:34,252 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40 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 2675.73 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 956.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 38.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 289.12 ms. Allocated memory is still 1.0 GB. Free memory was 956.0 MB in the beginning and 950.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 258.59 ms. Allocated memory is still 1.0 GB. Free memory was 950.2 MB in the beginning and 944.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:16:38,126 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:16:38,132 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:16:38,166 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:16:38,167 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:16:38,169 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:16:38,174 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:16:38,188 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:16:38,196 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:16:38,202 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:16:38,203 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:16:38,208 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:16:38,209 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:16:38,212 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:16:38,216 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:16:38,218 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:16:38,225 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:16:38,226 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:16:38,232 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:16:38,239 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:16:38,245 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:16:38,254 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:16:38,256 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:16:38,258 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:16:38,266 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:16:38,266 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:16:38,269 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:16:38,271 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:16:38,272 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:16:38,275 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:16:38,275 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:16:38,278 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:16:38,278 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:16:38,283 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:16:38,285 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:16:38,285 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:16:38,288 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:16:38,289 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:16:38,289 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:16:38,290 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:16:38,294 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:16:38,295 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:16:38,347 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:16:38,353 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:16:38,356 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:16:38,358 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:16:38,358 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:16:38,359 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:16:38,361 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:16:38,361 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:16:38,363 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:16:38,363 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:16:38,363 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:16:38,364 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:16:38,364 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:16:38,364 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:16:38,366 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:16:38,366 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:16:38,367 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:16:38,367 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:16:38,367 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:16:38,369 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:16:38,369 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:16:38,369 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:16:38,370 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:16:38,371 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:16:38,372 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:16:38,372 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:16:38,372 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:16:38,375 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:16:38,376 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:16:38,376 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:16:38,377 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 [2019-11-26 17:16:38,884 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:16:38,919 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:16:38,925 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:16:38,929 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:16:38,932 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:16:38,937 INFO L428 ainManager$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 [2019-11-26 17:16:39,087 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/62c482011/fe291ea671ca435fbab2938e3cfb0b79/FLAG62efd6c88 [2019-11-26 17:16:40,370 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:16:40,371 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 [2019-11-26 17:16:40,407 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/62c482011/fe291ea671ca435fbab2938e3cfb0b79/FLAG62efd6c88 [2019-11-26 17:16:40,445 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/62c482011/fe291ea671ca435fbab2938e3cfb0b79 [2019-11-26 17:16:40,454 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:16:40,458 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:16:40,463 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:16:40,466 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:16:40,472 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:16:40,473 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:16:40" (1/1) ... [2019-11-26 17:16:40,481 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 26.11 05:16:40, skipping insertion in model container [2019-11-26 17:16:40,483 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:16:40" (1/1) ... [2019-11-26 17:16:40,500 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:16:40,688 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:16:42,578 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:16:42,610 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:16:43,582 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:16:43,643 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:16:43,644 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:43 WrapperNode [2019-11-26 17:16:43,645 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:16:43,646 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:16:43,648 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:16:43,648 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:16:43,673 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:43" (1/1) ... [2019-11-26 17:16:43,765 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:43" (1/1) ... [2019-11-26 17:16:43,933 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:16:43,936 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:16:43,936 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:16:43,936 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:16:43,959 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:43" (1/1) ... [2019-11-26 17:16:43,959 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:43" (1/1) ... [2019-11-26 17:16:43,986 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:43" (1/1) ... [2019-11-26 17:16:43,986 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:43" (1/1) ... [2019-11-26 17:16:44,084 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:43" (1/1) ... [2019-11-26 17:16:44,144 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:43" (1/1) ... [2019-11-26 17:16:44,159 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:43" (1/1) ... [2019-11-26 17:16:44,198 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:16:44,206 INFO L168 Benchmark]: Toolchain (without parser) took 3744.10 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 914.7 MB in the end (delta: 47.0 MB). Peak memory consumption was 47.1 MB. Max. memory is 12.5 GB. [2019-11-26 17:16:44,208 INFO L168 Benchmark]: CDTParser took 0.47 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:16:44,211 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3182.70 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. [2019-11-26 17:16:44,216 INFO L168 Benchmark]: Boogie Procedure Inliner took 290.04 ms. Allocated memory is still 1.0 GB. Free memory was 932.0 MB in the beginning and 920.4 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:16:44,218 INFO L168 Benchmark]: Boogie Preprocessor took 263.73 ms. Allocated memory is still 1.0 GB. Free memory was 920.4 MB in the beginning and 914.7 MB in the end (delta: 5.8 MB). Peak memory consumption was 5.8 MB. Max. memory is 12.5 GB. [2019-11-26 17:16:44,227 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.47 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 3182.70 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 290.04 ms. Allocated memory is still 1.0 GB. Free memory was 932.0 MB in the beginning and 920.4 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 263.73 ms. Allocated memory is still 1.0 GB. Free memory was 920.4 MB in the beginning and 914.7 MB in the end (delta: 5.8 MB). Peak memory consumption was 5.8 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...