./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.4.ufo.BOUNDED-8.pals.c.v+lhb-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_floodmax.4.4.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 74c5b757d98bdf9fcdf3f5760316cf555c0ba107 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.4.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 74c5b757d98bdf9fcdf3f5760316cf555c0ba107 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 23:09:14,164 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:09:14,173 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:09:14,206 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:09:14,207 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:09:14,214 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:09:14,216 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:09:14,229 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:09:14,238 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:09:14,242 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:09:14,243 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:09:14,248 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:09:14,249 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:09:14,252 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:09:14,258 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:09:14,260 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:09:14,262 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:09:14,263 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:09:14,269 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:09:14,276 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:09:14,282 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:09:14,290 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:09:14,294 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:09:14,296 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:09:14,303 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:09:14,304 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:09:14,305 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:09:14,309 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:09:14,310 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:09:14,314 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:09:14,314 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:09:14,315 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:09:14,316 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:09:14,318 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:09:14,322 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:09:14,322 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:09:14,326 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:09:14,327 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:09:14,327 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:09:14,328 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:09:14,332 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:09:14,333 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 23:09:14,386 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:09:14,387 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:09:14,390 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:09:14,397 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:09:14,397 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:09:14,398 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:09:14,398 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 23:09:14,398 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 23:09:14,398 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 23:09:14,399 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:09:14,400 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:09:14,400 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:09:14,400 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:09:14,401 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 23:09:14,403 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:09:14,403 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:09:14,403 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:09:14,404 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:09:14,405 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:09:14,405 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:09:14,405 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:09:14,407 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:09:14,408 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:09:14,408 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:09:14,408 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:09:14,409 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 23:09:14,409 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 23:09:14,413 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:09:14,414 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 -> 74c5b757d98bdf9fcdf3f5760316cf555c0ba107 [2019-11-25 23:09:14,911 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:09:14,935 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:09:14,944 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:09:14,946 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:09:14,949 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:09:14,954 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.4.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c [2019-11-25 23:09:15,107 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bacf1041d/d39d968232c24057ad0e825066943644/FLAG9a5f8c6e1 [2019-11-25 23:09:16,571 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:09:16,572 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.4.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c [2019-11-25 23:09:16,619 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bacf1041d/d39d968232c24057ad0e825066943644/FLAG9a5f8c6e1 [2019-11-25 23:09:16,660 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bacf1041d/d39d968232c24057ad0e825066943644 [2019-11-25 23:09:16,668 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:09:16,675 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:09:16,678 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:09:16,678 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:09:16,685 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:09:16,687 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:09:16" (1/1) ... [2019-11-25 23:09:16,696 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d9f348c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:16, skipping insertion in model container [2019-11-25 23:09:16,696 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:09:16" (1/1) ... [2019-11-25 23:09:16,711 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:09:17,041 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:09:19,893 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:09:19,930 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:09:21,577 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:09:21,639 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:09:21,640 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:21 WrapperNode [2019-11-25 23:09:21,641 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:09:21,642 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:09:21,644 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:09:21,644 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:09:21,662 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:21" (1/1) ... [2019-11-25 23:09:21,734 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:21" (1/1) ... [2019-11-25 23:09:21,898 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:09:21,900 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:09:21,901 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:09:21,901 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:09:21,924 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:21" (1/1) ... [2019-11-25 23:09:21,924 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:21" (1/1) ... [2019-11-25 23:09:21,944 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:21" (1/1) ... [2019-11-25 23:09:21,945 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:21" (1/1) ... [2019-11-25 23:09:22,020 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:21" (1/1) ... [2019-11-25 23:09:22,078 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:21" (1/1) ... [2019-11-25 23:09:22,098 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:21" (1/1) ... [2019-11-25 23:09:22,126 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:09:22,138 INFO L168 Benchmark]: Toolchain (without parser) took 5462.14 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 921.2 MB in the end (delta: 34.8 MB). Peak memory consumption was 34.8 MB. Max. memory is 12.5 GB. [2019-11-25 23:09:22,139 INFO L168 Benchmark]: CDTParser took 0.47 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 23:09:22,142 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4963.33 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 944.2 MB in the end (delta: 11.8 MB). Peak memory consumption was 39.1 MB. Max. memory is 12.5 GB. [2019-11-25 23:09:22,145 INFO L168 Benchmark]: Boogie Procedure Inliner took 258.25 ms. Allocated memory is still 1.0 GB. Free memory was 944.2 MB in the beginning and 932.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 23:09:22,150 INFO L168 Benchmark]: Boogie Preprocessor took 229.41 ms. Allocated memory is still 1.0 GB. Free memory was 932.7 MB in the beginning and 921.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 23:09:22,160 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.47 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 4963.33 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 944.2 MB in the end (delta: 11.8 MB). Peak memory consumption was 39.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 258.25 ms. Allocated memory is still 1.0 GB. Free memory was 944.2 MB in the beginning and 932.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 229.41 ms. Allocated memory is still 1.0 GB. Free memory was 932.7 MB in the beginning and 921.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 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 23:09:26,020 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:09:26,027 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:09:26,066 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:09:26,069 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:09:26,072 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:09:26,077 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:09:26,093 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:09:26,097 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:09:26,103 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:09:26,106 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:09:26,110 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:09:26,113 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:09:26,117 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:09:26,123 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:09:26,125 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:09:26,131 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:09:26,134 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:09:26,139 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:09:26,150 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:09:26,157 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:09:26,165 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:09:26,167 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:09:26,172 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:09:26,178 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:09:26,179 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:09:26,179 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:09:26,183 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:09:26,185 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:09:26,188 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:09:26,190 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:09:26,191 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:09:26,195 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:09:26,196 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:09:26,199 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:09:26,200 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:09:26,205 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:09:26,205 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:09:26,205 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:09:26,210 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:09:26,212 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:09:26,213 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 23:09:26,253 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:09:26,255 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:09:26,262 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:09:26,262 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:09:26,262 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:09:26,263 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:09:26,263 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 23:09:26,264 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 23:09:26,265 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:09:26,265 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:09:26,266 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:09:26,268 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:09:26,268 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 23:09:26,269 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 23:09:26,271 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 23:09:26,271 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:09:26,272 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:09:26,272 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:09:26,272 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:09:26,274 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:09:26,274 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:09:26,277 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:09:26,277 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:09:26,278 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:09:26,278 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:09:26,278 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:09:26,279 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 23:09:26,279 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 23:09:26,282 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:09:26,282 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 23:09:26,284 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 -> 74c5b757d98bdf9fcdf3f5760316cf555c0ba107 [2019-11-25 23:09:26,830 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:09:26,859 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:09:26,866 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:09:26,873 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:09:26,873 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:09:26,875 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.4.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c [2019-11-25 23:09:27,030 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e5542fcf4/813ac22840b545bdb26ac4dc6205783f/FLAGb19b5cb23 [2019-11-25 23:09:28,554 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:09:28,555 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.4.ufo.BOUNDED-8.pals.c.v+lhb-reducer.c [2019-11-25 23:09:28,612 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e5542fcf4/813ac22840b545bdb26ac4dc6205783f/FLAGb19b5cb23 [2019-11-25 23:09:28,652 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e5542fcf4/813ac22840b545bdb26ac4dc6205783f [2019-11-25 23:09:28,663 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:09:28,666 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:09:28,671 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:09:28,672 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:09:28,679 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:09:28,682 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:09:28" (1/1) ... [2019-11-25 23:09:28,692 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d9f348c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:28, skipping insertion in model container [2019-11-25 23:09:28,693 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:09:28" (1/1) ... [2019-11-25 23:09:28,710 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:09:29,005 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:09:32,321 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:09:32,352 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:09:35,023 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:09:35,084 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:09:35,087 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:35 WrapperNode [2019-11-25 23:09:35,087 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:09:35,088 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:09:35,092 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:09:35,092 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:09:35,114 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:35" (1/1) ... [2019-11-25 23:09:35,217 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:35" (1/1) ... [2019-11-25 23:09:35,390 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:09:35,393 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:09:35,394 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:09:35,394 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:09:35,416 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:35" (1/1) ... [2019-11-25 23:09:35,418 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:35" (1/1) ... [2019-11-25 23:09:35,443 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:35" (1/1) ... [2019-11-25 23:09:35,446 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:35" (1/1) ... [2019-11-25 23:09:35,545 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:35" (1/1) ... [2019-11-25 23:09:35,603 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:35" (1/1) ... [2019-11-25 23:09:35,629 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:35" (1/1) ... [2019-11-25 23:09:35,658 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:09:35,669 INFO L168 Benchmark]: Toolchain (without parser) took 6998.97 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 863.9 MB in the end (delta: 92.0 MB). Peak memory consumption was 92.1 MB. Max. memory is 12.5 GB. [2019-11-25 23:09:35,670 INFO L168 Benchmark]: CDTParser took 2.47 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 23:09:35,675 INFO L168 Benchmark]: CACSL2BoogieTranslator took 6416.92 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 892.6 MB in the end (delta: 63.4 MB). Peak memory consumption was 63.4 MB. Max. memory is 12.5 GB. [2019-11-25 23:09:35,676 INFO L168 Benchmark]: Boogie Procedure Inliner took 304.16 ms. Allocated memory is still 1.0 GB. Free memory was 892.6 MB in the beginning and 875.4 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-25 23:09:35,679 INFO L168 Benchmark]: Boogie Preprocessor took 266.62 ms. Allocated memory is still 1.0 GB. Free memory was 875.4 MB in the beginning and 863.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 23:09:35,689 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.47 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 6416.92 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 892.6 MB in the end (delta: 63.4 MB). Peak memory consumption was 63.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 304.16 ms. Allocated memory is still 1.0 GB. Free memory was 892.6 MB in the beginning and 875.4 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 266.62 ms. Allocated memory is still 1.0 GB. Free memory was 875.4 MB in the beginning and 863.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...