./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.4.ufo.UNBOUNDED.pals.c.v+nlh-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.3.4.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 248783628c8bc0768599d1adf3a6d84dd210baa8 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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.3.4.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 248783628c8bc0768599d1adf3a6d84dd210baa8 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 17:16:18,789 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:16:18,796 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:16:18,829 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:16:18,830 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:16:18,833 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:16:18,840 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:16:18,860 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:16:18,862 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:16:18,869 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:16:18,871 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:16:18,878 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:16:18,878 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:16:18,883 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:16:18,888 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:16:18,891 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:16:18,896 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:16:18,904 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:16:18,908 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:16:18,918 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:16:18,927 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:16:18,932 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:16:18,936 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:16:18,940 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:16:18,949 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:16:18,950 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:16:18,950 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:16:18,952 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:16:18,954 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:16:18,955 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:16:18,958 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:16:18,959 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:16:18,962 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:16:18,966 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:16:18,968 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:16:18,969 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:16:18,972 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:16:18,972 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:16:18,972 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:16:18,974 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:16:18,978 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:16:18,979 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:16:19,023 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:16:19,025 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:16:19,030 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:16:19,030 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:16:19,031 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:16:19,031 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:16:19,031 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:16:19,034 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:16:19,034 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:16:19,034 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:16:19,036 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:16:19,036 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:16:19,036 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:16:19,037 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:16:19,039 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:16:19,039 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:16:19,039 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:16:19,040 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:16:19,040 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:16:19,040 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:16:19,042 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:16:19,042 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:16:19,042 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:16:19,045 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:16:19,045 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:16:19,045 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:16:19,046 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:16:19,046 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:16:19,046 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 -> 248783628c8bc0768599d1adf3a6d84dd210baa8 [2019-11-26 17:16:19,651 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:16:19,685 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:16:19,695 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:16:19,697 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:16:19,697 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:16:19,701 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.4.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-26 17:16:19,880 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8ddb7dcb8/b19f5831fed2438bbc31cefdde8582ab/FLAG9b13ba9af [2019-11-26 17:16:21,159 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:16:21,164 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.4.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-26 17:16:21,209 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8ddb7dcb8/b19f5831fed2438bbc31cefdde8582ab/FLAG9b13ba9af [2019-11-26 17:16:21,249 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8ddb7dcb8/b19f5831fed2438bbc31cefdde8582ab [2019-11-26 17:16:21,259 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:16:21,261 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:16:21,265 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:16:21,268 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:16:21,274 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:16:21,279 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:16:21" (1/1) ... [2019-11-26 17:16:21,289 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 05:16:21, skipping insertion in model container [2019-11-26 17:16:21,290 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:16:21" (1/1) ... [2019-11-26 17:16:21,307 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:16:21,451 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:16:22,515 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:16:22,557 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:16:22,918 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:16:22,963 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:16:22,965 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:22 WrapperNode [2019-11-26 17:16:22,966 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:16:22,981 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:16:22,981 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:16:22,982 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:16:22,999 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:22" (1/1) ... [2019-11-26 17:16:23,056 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:22" (1/1) ... [2019-11-26 17:16:23,217 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:16:23,218 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:16:23,221 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:16:23,221 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:16:23,249 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:22" (1/1) ... [2019-11-26 17:16:23,252 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:22" (1/1) ... [2019-11-26 17:16:23,268 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:22" (1/1) ... [2019-11-26 17:16:23,269 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:22" (1/1) ... [2019-11-26 17:16:23,323 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:22" (1/1) ... [2019-11-26 17:16:23,364 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:22" (1/1) ... [2019-11-26 17:16:23,381 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:22" (1/1) ... [2019-11-26 17:16:23,401 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:16:23,417 INFO L168 Benchmark]: Toolchain (without parser) took 2151.51 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 962.4 MB in the end (delta: -718.7 kB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:16:23,423 INFO L168 Benchmark]: CDTParser took 0.41 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 17:16:23,426 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1701.16 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 973.9 MB in the end (delta: -12.2 MB). Peak memory consumption was 26.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:16:23,432 INFO L168 Benchmark]: Boogie Procedure Inliner took 236.86 ms. Allocated memory is still 1.0 GB. Free memory was 973.9 MB in the beginning and 968.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:16:23,439 INFO L168 Benchmark]: Boogie Preprocessor took 191.69 ms. Allocated memory is still 1.0 GB. Free memory was 968.1 MB in the beginning and 962.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:16:23,449 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41 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 1701.16 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 973.9 MB in the end (delta: -12.2 MB). Peak memory consumption was 26.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 236.86 ms. Allocated memory is still 1.0 GB. Free memory was 973.9 MB in the beginning and 968.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 191.69 ms. Allocated memory is still 1.0 GB. Free memory was 968.1 MB in the beginning and 962.4 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 17:16:27,380 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:16:27,387 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:16:27,423 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:16:27,424 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:16:27,427 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:16:27,435 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:16:27,450 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:16:27,453 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:16:27,458 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:16:27,463 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:16:27,466 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:16:27,467 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:16:27,471 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:16:27,473 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:16:27,480 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:16:27,482 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:16:27,491 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:16:27,497 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:16:27,505 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:16:27,514 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:16:27,520 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:16:27,525 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:16:27,528 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:16:27,538 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:16:27,539 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:16:27,539 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:16:27,544 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:16:27,545 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:16:27,546 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:16:27,548 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:16:27,549 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:16:27,550 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:16:27,554 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:16:27,557 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:16:27,560 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:16:27,561 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:16:27,562 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:16:27,565 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:16:27,568 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:16:27,572 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:16:27,573 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:16:27,615 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:16:27,616 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:16:27,625 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:16:27,625 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:16:27,626 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:16:27,626 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:16:27,626 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:16:27,626 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:16:27,627 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:16:27,627 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:16:27,628 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:16:27,629 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:16:27,629 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:16:27,632 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:16:27,633 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:16:27,633 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:16:27,633 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:16:27,633 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:16:27,634 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:16:27,634 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:16:27,634 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:16:27,635 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:16:27,635 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:16:27,635 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:16:27,637 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:16:27,637 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:16:27,637 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:16:27,638 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:16:27,638 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:16:27,640 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:16:27,641 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 -> 248783628c8bc0768599d1adf3a6d84dd210baa8 [2019-11-26 17:16:28,229 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:16:28,257 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:16:28,266 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:16:28,272 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:16:28,273 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:16:28,274 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.4.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-26 17:16:28,432 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5f4294e1d/8d960422449e4d58b014b432c75679b2/FLAG3744503a9 [2019-11-26 17:16:29,694 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:16:29,696 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.4.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-26 17:16:29,726 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5f4294e1d/8d960422449e4d58b014b432c75679b2/FLAG3744503a9 [2019-11-26 17:16:29,768 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5f4294e1d/8d960422449e4d58b014b432c75679b2 [2019-11-26 17:16:29,776 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:16:29,781 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:16:29,782 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:16:29,790 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:16:29,794 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:16:29,796 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:16:29" (1/1) ... [2019-11-26 17:16:29,804 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 26.11 05:16:29, skipping insertion in model container [2019-11-26 17:16:29,805 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:16:29" (1/1) ... [2019-11-26 17:16:29,816 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:16:29,961 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:16:31,172 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:16:31,209 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:16:31,679 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:16:31,721 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:16:31,723 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:31 WrapperNode [2019-11-26 17:16:31,723 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:16:31,725 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:16:31,725 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:16:31,726 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:16:31,738 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:31" (1/1) ... [2019-11-26 17:16:31,791 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:31" (1/1) ... [2019-11-26 17:16:31,914 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:16:31,917 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:16:31,920 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:16:31,920 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:16:31,944 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:31" (1/1) ... [2019-11-26 17:16:31,944 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:31" (1/1) ... [2019-11-26 17:16:31,958 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:31" (1/1) ... [2019-11-26 17:16:31,958 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:31" (1/1) ... [2019-11-26 17:16:32,015 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:31" (1/1) ... [2019-11-26 17:16:32,063 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:31" (1/1) ... [2019-11-26 17:16:32,072 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:16:31" (1/1) ... [2019-11-26 17:16:32,098 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:16:32,110 INFO L168 Benchmark]: Toolchain (without parser) took 2323.05 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 955.5 MB in the end (delta: 6.2 MB). Peak memory consumption was 6.3 MB. Max. memory is 12.5 GB. [2019-11-26 17:16:32,115 INFO L168 Benchmark]: CDTParser took 2.15 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 17:16:32,125 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1941.74 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 966.9 MB in the end (delta: -5.2 MB). Peak memory consumption was 26.3 MB. Max. memory is 12.5 GB. [2019-11-26 17:16:32,126 INFO L168 Benchmark]: Boogie Procedure Inliner took 191.57 ms. Allocated memory is still 1.0 GB. Free memory was 966.9 MB in the beginning and 961.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:16:32,127 INFO L168 Benchmark]: Boogie Preprocessor took 183.74 ms. Allocated memory is still 1.0 GB. Free memory was 961.2 MB in the beginning and 955.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:16:32,141 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.15 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 1941.74 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 966.9 MB in the end (delta: -5.2 MB). Peak memory consumption was 26.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 191.57 ms. Allocated memory is still 1.0 GB. Free memory was 966.9 MB in the beginning and 961.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 183.74 ms. Allocated memory is still 1.0 GB. Free memory was 961.2 MB in the beginning and 955.5 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...