./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.3.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.3.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b6bcb7c43ff429bb3ec192ecdc221aceafde1427 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.3.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b6bcb7c43ff429bb3ec192ecdc221aceafde1427 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 23:11:35,666 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:11:35,671 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:11:35,687 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:11:35,688 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:11:35,697 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:11:35,699 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:11:35,712 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:11:35,720 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:11:35,724 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:11:35,724 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:11:35,730 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:11:35,731 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:11:35,733 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:11:35,735 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:11:35,737 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:11:35,739 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:11:35,741 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:11:35,746 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:11:35,749 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:11:35,757 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:11:35,761 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:11:35,762 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:11:35,765 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:11:35,771 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:11:35,772 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:11:35,772 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:11:35,776 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:11:35,776 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:11:35,777 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:11:35,777 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:11:35,780 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:11:35,781 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:11:35,782 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:11:35,785 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:11:35,786 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:11:35,787 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:11:35,787 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:11:35,787 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:11:35,790 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:11:35,792 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:11:35,793 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 23:11:35,821 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:11:35,821 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:11:35,826 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:11:35,826 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:11:35,826 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:11:35,827 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:11:35,827 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 23:11:35,827 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 23:11:35,827 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 23:11:35,828 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:11:35,830 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:11:35,831 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:11:35,831 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:11:35,831 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 23:11:35,832 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:11:35,832 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:11:35,832 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:11:35,832 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:11:35,833 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:11:35,833 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:11:35,835 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:11:35,835 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:11:35,835 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:11:35,835 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:11:35,836 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:11:35,836 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 23:11:35,836 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 23:11:35,836 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:11:35,836 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 -> b6bcb7c43ff429bb3ec192ecdc221aceafde1427 [2019-11-25 23:11:36,309 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:11:36,324 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:11:36,329 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:11:36,331 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:11:36,333 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:11:36,334 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.3.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-25 23:11:36,443 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/385512131/8ab002a9419a461aac5912ac255c70da/FLAGc58f409dd [2019-11-25 23:11:37,292 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:11:37,300 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.3.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-25 23:11:37,324 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/385512131/8ab002a9419a461aac5912ac255c70da/FLAGc58f409dd [2019-11-25 23:11:37,469 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/385512131/8ab002a9419a461aac5912ac255c70da [2019-11-25 23:11:37,475 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:11:37,479 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:11:37,481 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:11:37,481 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:11:37,484 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:11:37,486 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:11:37" (1/1) ... [2019-11-25 23:11:37,494 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f762977 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:37, skipping insertion in model container [2019-11-25 23:11:37,494 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:11:37" (1/1) ... [2019-11-25 23:11:37,507 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:11:37,603 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:11:38,398 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:11:38,431 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:11:38,931 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:11:38,971 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:11:38,972 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:38 WrapperNode [2019-11-25 23:11:38,973 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:11:38,974 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:11:38,976 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:11:38,976 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:11:38,992 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:38" (1/1) ... [2019-11-25 23:11:39,034 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:38" (1/1) ... [2019-11-25 23:11:39,130 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:11:39,133 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:11:39,134 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:11:39,134 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:11:39,149 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:38" (1/1) ... [2019-11-25 23:11:39,151 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:38" (1/1) ... [2019-11-25 23:11:39,159 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:38" (1/1) ... [2019-11-25 23:11:39,160 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:38" (1/1) ... [2019-11-25 23:11:39,198 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:38" (1/1) ... [2019-11-25 23:11:39,232 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:38" (1/1) ... [2019-11-25 23:11:39,245 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:38" (1/1) ... [2019-11-25 23:11:39,268 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:11:39,275 INFO L168 Benchmark]: Toolchain (without parser) took 1794.40 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 960.9 MB in the end (delta: 763.8 kB). Peak memory consumption was 829.4 kB. Max. memory is 12.5 GB. [2019-11-25 23:11:39,279 INFO L168 Benchmark]: CDTParser took 0.80 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 23:11:39,280 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1492.88 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 972.4 MB in the end (delta: -10.7 MB). Peak memory consumption was 26.6 MB. Max. memory is 12.5 GB. [2019-11-25 23:11:39,281 INFO L168 Benchmark]: Boogie Procedure Inliner took 158.59 ms. Allocated memory is still 1.0 GB. Free memory is still 966.7 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 23:11:39,282 INFO L168 Benchmark]: Boogie Preprocessor took 135.84 ms. Allocated memory is still 1.0 GB. Free memory was 966.7 MB in the beginning and 960.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:11:39,290 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.80 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 1492.88 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 972.4 MB in the end (delta: -10.7 MB). Peak memory consumption was 26.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 158.59 ms. Allocated memory is still 1.0 GB. Free memory is still 966.7 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 135.84 ms. Allocated memory is still 1.0 GB. Free memory was 966.7 MB in the beginning and 960.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-65d6cd2 [2019-11-25 23:11:41,998 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:11:42,004 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:11:42,027 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:11:42,027 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:11:42,029 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:11:42,032 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:11:42,046 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:11:42,050 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:11:42,056 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:11:42,057 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:11:42,061 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:11:42,061 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:11:42,065 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:11:42,067 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:11:42,068 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:11:42,071 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:11:42,073 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:11:42,076 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:11:42,082 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:11:42,087 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:11:42,095 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:11:42,096 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:11:42,097 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:11:42,104 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:11:42,104 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:11:42,104 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:11:42,106 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:11:42,109 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:11:42,110 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:11:42,110 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:11:42,111 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:11:42,111 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:11:42,115 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:11:42,116 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:11:42,117 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:11:42,120 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:11:42,121 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:11:42,121 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:11:42,122 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:11:42,123 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:11:42,123 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 23:11:42,151 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:11:42,153 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:11:42,160 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:11:42,160 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:11:42,160 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:11:42,161 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:11:42,161 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 23:11:42,161 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 23:11:42,161 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:11:42,161 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:11:42,162 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:11:42,163 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:11:42,164 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 23:11:42,164 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 23:11:42,164 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 23:11:42,167 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:11:42,167 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:11:42,167 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:11:42,168 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:11:42,168 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:11:42,168 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:11:42,168 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:11:42,169 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:11:42,172 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:11:42,172 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:11:42,173 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:11:42,173 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 23:11:42,173 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 23:11:42,173 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:11:42,174 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 23:11:42,175 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 -> b6bcb7c43ff429bb3ec192ecdc221aceafde1427 [2019-11-25 23:11:42,616 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:11:42,634 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:11:42,639 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:11:42,641 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:11:42,644 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:11:42,645 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.3.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-25 23:11:42,749 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fe0ebf98e/a9710d05ab374208a778cf4f1aac1284/FLAG9a6fd6597 [2019-11-25 23:11:43,595 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:11:43,599 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.3.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-25 23:11:43,622 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fe0ebf98e/a9710d05ab374208a778cf4f1aac1284/FLAG9a6fd6597 [2019-11-25 23:11:43,778 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fe0ebf98e/a9710d05ab374208a778cf4f1aac1284 [2019-11-25 23:11:43,787 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:11:43,788 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:11:43,791 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:11:43,793 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:11:43,798 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:11:43,799 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:11:43" (1/1) ... [2019-11-25 23:11:43,808 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@45357075 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:43, skipping insertion in model container [2019-11-25 23:11:43,808 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:11:43" (1/1) ... [2019-11-25 23:11:43,820 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:11:43,918 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:11:44,832 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:11:44,855 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:11:45,424 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:11:45,460 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:11:45,461 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:45 WrapperNode [2019-11-25 23:11:45,461 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:11:45,462 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:11:45,465 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:11:45,465 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:11:45,480 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:45" (1/1) ... [2019-11-25 23:11:45,521 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:45" (1/1) ... [2019-11-25 23:11:45,612 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:11:45,613 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:11:45,613 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:11:45,613 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:11:45,631 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:45" (1/1) ... [2019-11-25 23:11:45,631 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:45" (1/1) ... [2019-11-25 23:11:45,647 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:45" (1/1) ... [2019-11-25 23:11:45,647 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:45" (1/1) ... [2019-11-25 23:11:45,693 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:45" (1/1) ... [2019-11-25 23:11:45,723 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:45" (1/1) ... [2019-11-25 23:11:45,740 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:45" (1/1) ... [2019-11-25 23:11:45,755 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:11:45,765 INFO L168 Benchmark]: Toolchain (without parser) took 1972.28 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 950.9 MB in the end (delta: 9.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 12.5 GB. [2019-11-25 23:11:45,767 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 23:11:45,772 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1671.18 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 956.6 MB in the end (delta: 3.6 MB). Peak memory consumption was 26.6 MB. Max. memory is 12.5 GB. [2019-11-25 23:11:45,773 INFO L168 Benchmark]: Boogie Procedure Inliner took 150.22 ms. Allocated memory is still 1.0 GB. Free memory is still 956.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 23:11:45,775 INFO L168 Benchmark]: Boogie Preprocessor took 145.87 ms. Allocated memory is still 1.0 GB. Free memory was 956.6 MB in the beginning and 950.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:11:45,785 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 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 1671.18 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 956.6 MB in the end (delta: 3.6 MB). Peak memory consumption was 26.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 150.22 ms. Allocated memory is still 1.0 GB. Free memory is still 956.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 145.87 ms. Allocated memory is still 1.0 GB. Free memory was 956.6 MB in the beginning and 950.9 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...