./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.2.ufo.BOUNDED-6.pals.c.v+nlh-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 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.3.2.ufo.BOUNDED-6.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 7f647c6008697302f06b1d1dda080bf4ccd77afb ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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.3.2.ufo.BOUNDED-6.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 7f647c6008697302f06b1d1dda080bf4ccd77afb ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 16:25:32,638 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:25:32,646 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:25:32,670 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:25:32,672 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:25:32,674 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:25:32,690 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:25:32,706 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:25:32,711 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:25:32,718 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:25:32,721 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:25:32,725 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:25:32,728 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:25:32,733 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:25:32,738 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:25:32,743 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:25:32,746 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:25:32,750 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:25:32,756 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:25:32,767 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:25:32,772 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:25:32,778 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:25:32,781 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:25:32,786 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:25:32,794 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:25:32,795 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:25:32,797 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:25:32,799 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:25:32,800 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:25:32,804 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:25:32,804 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:25:32,807 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:25:32,810 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:25:32,814 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:25:32,816 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:25:32,817 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:25:32,820 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:25:32,820 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:25:32,820 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:25:32,827 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:25:32,829 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:25:32,830 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:25:32,874 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:25:32,875 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:25:32,878 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:25:32,879 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:25:32,879 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:25:32,882 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:25:32,882 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:25:32,883 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:25:32,883 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:25:32,883 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:25:32,885 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:25:32,885 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:25:32,886 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:25:32,888 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:25:32,889 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:25:32,889 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:25:32,889 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:25:32,890 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:25:32,891 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:25:32,891 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:25:32,894 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:25:32,894 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:25:32,895 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:25:32,895 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:25:32,895 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:25:32,896 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:25:32,896 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:25:32,896 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:25:32,899 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 -> 7f647c6008697302f06b1d1dda080bf4ccd77afb [2019-11-27 16:25:33,614 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:25:33,651 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:25:33,657 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:25:33,662 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:25:33,664 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:25:33,665 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.2.ufo.BOUNDED-6.pals.c.v+nlh-reducer.c [2019-11-27 16:25:33,875 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a2b5e962a/963d8b8433ba4b6b8d8997bb4cce3653/FLAG265197b5e [2019-11-27 16:25:35,174 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:25:35,176 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.2.ufo.BOUNDED-6.pals.c.v+nlh-reducer.c [2019-11-27 16:25:35,207 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a2b5e962a/963d8b8433ba4b6b8d8997bb4cce3653/FLAG265197b5e [2019-11-27 16:25:35,236 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a2b5e962a/963d8b8433ba4b6b8d8997bb4cce3653 [2019-11-27 16:25:35,240 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:25:35,242 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:25:35,252 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:25:35,253 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:25:35,263 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:25:35,265 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:25:35" (1/1) ... [2019-11-27 16:25:35,272 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 27.11 04:25:35, skipping insertion in model container [2019-11-27 16:25:35,273 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:25:35" (1/1) ... [2019-11-27 16:25:35,297 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:25:35,424 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:25:36,426 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:25:36,476 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:25:36,785 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:25:36,829 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:25:36,830 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:36 WrapperNode [2019-11-27 16:25:36,831 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:25:36,832 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:25:36,833 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:25:36,833 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:25:36,844 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:36" (1/1) ... [2019-11-27 16:25:36,896 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:36" (1/1) ... [2019-11-27 16:25:37,034 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:25:37,038 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:25:37,040 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:25:37,040 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:25:37,055 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:36" (1/1) ... [2019-11-27 16:25:37,056 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:36" (1/1) ... [2019-11-27 16:25:37,071 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:36" (1/1) ... [2019-11-27 16:25:37,072 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:36" (1/1) ... [2019-11-27 16:25:37,108 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:36" (1/1) ... [2019-11-27 16:25:37,148 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:36" (1/1) ... [2019-11-27 16:25:37,162 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:36" (1/1) ... [2019-11-27 16:25:37,183 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:25:37,198 INFO L168 Benchmark]: Toolchain (without parser) took 1947.25 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 968.3 MB in the end (delta: -8.0 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:25:37,204 INFO L168 Benchmark]: CDTParser took 3.55 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 16:25:37,208 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1579.54 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 974.0 MB in the end (delta: -13.7 MB). Peak memory consumption was 26.4 MB. Max. memory is 12.5 GB. [2019-11-27 16:25:37,212 INFO L168 Benchmark]: Boogie Procedure Inliner took 204.71 ms. Allocated memory is still 1.0 GB. Free memory is still 974.0 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:25:37,215 INFO L168 Benchmark]: Boogie Preprocessor took 149.15 ms. Allocated memory is still 1.0 GB. Free memory was 974.0 MB in the beginning and 968.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:25:37,230 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.55 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 1579.54 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 974.0 MB in the end (delta: -13.7 MB). Peak memory consumption was 26.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 204.71 ms. Allocated memory is still 1.0 GB. Free memory is still 974.0 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 149.15 ms. Allocated memory is still 1.0 GB. Free memory was 974.0 MB in the beginning and 968.3 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 0.1.24-509859d [2019-11-27 16:25:41,403 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:25:41,409 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:25:41,445 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:25:41,445 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:25:41,450 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:25:41,453 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:25:41,466 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:25:41,475 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:25:41,481 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:25:41,482 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:25:41,488 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:25:41,489 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:25:41,493 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:25:41,496 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:25:41,500 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:25:41,502 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:25:41,506 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:25:41,512 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:25:41,516 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:25:41,525 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:25:41,531 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:25:41,532 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:25:41,537 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:25:41,547 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:25:41,548 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:25:41,548 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:25:41,553 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:25:41,554 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:25:41,555 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:25:41,555 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:25:41,559 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:25:41,560 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:25:41,561 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:25:41,564 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:25:41,565 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:25:41,567 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:25:41,568 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:25:41,572 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:25:41,574 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:25:41,575 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:25:41,576 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:25:41,645 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:25:41,647 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:25:41,648 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:25:41,656 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:25:41,656 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:25:41,657 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:25:41,657 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:25:41,657 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:25:41,658 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:25:41,658 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:25:41,661 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:25:41,661 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:25:41,661 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:25:41,664 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:25:41,664 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:25:41,664 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:25:41,665 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:25:41,667 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:25:41,669 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:25:41,669 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:25:41,670 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:25:41,672 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:25:41,672 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:25:41,675 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:25:41,675 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:25:41,678 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:25:41,678 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:25:41,679 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:25:41,683 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:25:41,683 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:25:41,685 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 -> 7f647c6008697302f06b1d1dda080bf4ccd77afb [2019-11-27 16:25:42,292 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:25:42,327 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:25:42,329 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:25:42,336 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:25:42,336 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:25:42,337 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.2.ufo.BOUNDED-6.pals.c.v+nlh-reducer.c [2019-11-27 16:25:42,489 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ec94da9b5/f38b1eaeb48247448322667dce0cb41e/FLAGb5c82a39a [2019-11-27 16:25:43,662 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:25:43,670 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.2.ufo.BOUNDED-6.pals.c.v+nlh-reducer.c [2019-11-27 16:25:43,704 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ec94da9b5/f38b1eaeb48247448322667dce0cb41e/FLAGb5c82a39a [2019-11-27 16:25:43,741 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ec94da9b5/f38b1eaeb48247448322667dce0cb41e [2019-11-27 16:25:43,750 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:25:43,756 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:25:43,759 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:25:43,761 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:25:43,768 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:25:43,773 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:25:43" (1/1) ... [2019-11-27 16:25:43,780 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44395090 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:43, skipping insertion in model container [2019-11-27 16:25:43,781 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:25:43" (1/1) ... [2019-11-27 16:25:43,799 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:25:43,919 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:25:44,980 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:25:45,014 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:25:45,384 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:25:45,421 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:25:45,423 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:45 WrapperNode [2019-11-27 16:25:45,423 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:25:45,424 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:25:45,424 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:25:45,424 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:25:45,436 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:45" (1/1) ... [2019-11-27 16:25:45,481 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:45" (1/1) ... [2019-11-27 16:25:45,577 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:25:45,593 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:25:45,593 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:25:45,593 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:25:45,624 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:45" (1/1) ... [2019-11-27 16:25:45,630 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:45" (1/1) ... [2019-11-27 16:25:45,638 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:45" (1/1) ... [2019-11-27 16:25:45,645 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:45" (1/1) ... [2019-11-27 16:25:45,697 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:45" (1/1) ... [2019-11-27 16:25:45,730 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:45" (1/1) ... [2019-11-27 16:25:45,744 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:45" (1/1) ... [2019-11-27 16:25:45,763 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:25:45,775 INFO L168 Benchmark]: Toolchain (without parser) took 2012.06 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 962.7 MB in the end (delta: -988.0 kB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:25:45,778 INFO L168 Benchmark]: CDTParser took 0.23 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 16:25:45,782 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1664.59 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 968.4 MB in the end (delta: -6.7 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:25:45,788 INFO L168 Benchmark]: Boogie Procedure Inliner took 153.59 ms. Allocated memory is still 1.0 GB. Free memory is still 968.4 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:25:45,792 INFO L168 Benchmark]: Boogie Preprocessor took 171.86 ms. Allocated memory is still 1.0 GB. Free memory was 968.4 MB in the beginning and 962.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:25:45,801 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 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 1664.59 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 968.4 MB in the end (delta: -6.7 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 153.59 ms. Allocated memory is still 1.0 GB. Free memory is still 968.4 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 171.86 ms. Allocated memory is still 1.0 GB. Free memory was 968.4 MB in the beginning and 962.7 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...