./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.2.ufo.UNBOUNDED.pals.c.v+cfa-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_opt-floodmax.4.2.ufo.UNBOUNDED.pals.c.v+cfa-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 c634f7f5231aff3e09d5899fa30ea00e1e3bde72 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.2.ufo.UNBOUNDED.pals.c.v+cfa-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 c634f7f5231aff3e09d5899fa30ea00e1e3bde72 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 17:19:13,236 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:19:13,243 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:19:13,272 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:19:13,274 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:19:13,282 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:19:13,287 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:19:13,305 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:19:13,311 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:19:13,315 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:19:13,319 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:19:13,323 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:19:13,327 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:19:13,331 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:19:13,335 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:19:13,341 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:19:13,343 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:19:13,347 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:19:13,353 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:19:13,361 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:19:13,370 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:19:13,373 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:19:13,378 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:19:13,382 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:19:13,389 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:19:13,390 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:19:13,390 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:19:13,395 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:19:13,395 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:19:13,396 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:19:13,398 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:19:13,402 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:19:13,403 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:19:13,404 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:19:13,407 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:19:13,409 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:19:13,412 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:19:13,413 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:19:13,413 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:19:13,418 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:19:13,420 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:19:13,421 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:19:13,457 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:19:13,460 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:19:13,463 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:19:13,463 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:19:13,464 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:19:13,464 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:19:13,467 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:19:13,467 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:19:13,467 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:19:13,468 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:19:13,469 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:19:13,469 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:19:13,470 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:19:13,471 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:19:13,471 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:19:13,473 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:19:13,473 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:19:13,473 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:19:13,474 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:19:13,476 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:19:13,476 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:19:13,476 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:19:13,477 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:19:13,477 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:19:13,477 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:19:13,479 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:19:13,479 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:19:13,479 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:19:13,480 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 -> c634f7f5231aff3e09d5899fa30ea00e1e3bde72 [2019-11-26 17:19:14,138 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:19:14,169 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:19:14,176 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:19:14,180 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:19:14,182 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:19:14,186 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.2.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-26 17:19:14,349 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a4674ff20/4ce87652ad8246049444c122d1b638b2/FLAG5ad77d881 [2019-11-26 17:19:15,621 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:19:15,622 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.2.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-26 17:19:15,674 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a4674ff20/4ce87652ad8246049444c122d1b638b2/FLAG5ad77d881 [2019-11-26 17:19:15,714 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a4674ff20/4ce87652ad8246049444c122d1b638b2 [2019-11-26 17:19:15,723 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:19:15,726 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:19:15,728 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:19:15,728 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:19:15,739 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:19:15,740 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:19:15" (1/1) ... [2019-11-26 17:19:15,744 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 05:19:15, skipping insertion in model container [2019-11-26 17:19:15,745 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:19:15" (1/1) ... [2019-11-26 17:19:15,759 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:19:15,900 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:19:17,035 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:19:17,081 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:19:17,597 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:19:17,660 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:19:17,662 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:17 WrapperNode [2019-11-26 17:19:17,663 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:19:17,664 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:19:17,665 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:19:17,665 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:19:17,689 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:17" (1/1) ... [2019-11-26 17:19:17,756 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:17" (1/1) ... [2019-11-26 17:19:17,915 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:19:17,915 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:19:17,916 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:19:17,917 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:19:17,940 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:17" (1/1) ... [2019-11-26 17:19:17,943 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:17" (1/1) ... [2019-11-26 17:19:17,964 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:17" (1/1) ... [2019-11-26 17:19:17,964 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:17" (1/1) ... [2019-11-26 17:19:18,018 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:17" (1/1) ... [2019-11-26 17:19:18,051 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:17" (1/1) ... [2019-11-26 17:19:18,062 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:17" (1/1) ... [2019-11-26 17:19:18,095 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:19:18,104 INFO L168 Benchmark]: Toolchain (without parser) took 2371.97 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 962.0 MB in the end (delta: -319.9 kB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:19:18,108 INFO L168 Benchmark]: CDTParser took 0.48 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 17:19:18,112 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1935.99 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 973.5 MB in the end (delta: -11.8 MB). Peak memory consumption was 26.9 MB. Max. memory is 12.5 GB. [2019-11-26 17:19:18,114 INFO L168 Benchmark]: Boogie Procedure Inliner took 250.72 ms. Allocated memory is still 1.0 GB. Free memory was 973.5 MB in the beginning and 967.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:19:18,116 INFO L168 Benchmark]: Boogie Preprocessor took 179.67 ms. Allocated memory is still 1.0 GB. Free memory was 967.7 MB in the beginning and 962.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:19:18,129 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.48 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 1935.99 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 973.5 MB in the end (delta: -11.8 MB). Peak memory consumption was 26.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 250.72 ms. Allocated memory is still 1.0 GB. Free memory was 973.5 MB in the beginning and 967.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 179.67 ms. Allocated memory is still 1.0 GB. Free memory was 967.7 MB in the beginning and 962.0 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 17:19:22,022 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:19:22,025 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:19:22,051 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:19:22,052 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:19:22,055 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:19:22,072 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:19:22,090 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:19:22,092 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:19:22,097 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:19:22,101 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:19:22,108 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:19:22,108 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:19:22,113 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:19:22,117 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:19:22,120 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:19:22,124 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:19:22,128 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:19:22,133 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:19:22,146 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:19:22,151 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:19:22,160 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:19:22,162 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:19:22,166 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:19:22,174 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:19:22,176 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:19:22,176 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:19:22,180 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:19:22,181 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:19:22,185 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:19:22,185 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:19:22,186 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:19:22,187 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:19:22,191 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:19:22,195 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:19:22,196 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:19:22,197 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:19:22,198 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:19:22,200 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:19:22,201 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:19:22,204 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:19:22,206 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:19:22,249 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:19:22,249 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:19:22,252 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:19:22,254 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:19:22,254 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:19:22,254 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:19:22,255 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:19:22,256 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:19:22,256 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:19:22,258 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:19:22,259 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:19:22,260 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:19:22,260 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:19:22,263 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:19:22,264 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:19:22,264 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:19:22,264 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:19:22,264 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:19:22,265 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:19:22,265 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:19:22,266 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:19:22,266 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:19:22,268 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:19:22,268 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:19:22,269 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:19:22,269 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:19:22,269 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:19:22,269 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:19:22,271 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:19:22,271 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:19:22,272 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 -> c634f7f5231aff3e09d5899fa30ea00e1e3bde72 [2019-11-26 17:19:22,958 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:19:22,989 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:19:22,998 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:19:23,000 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:19:23,003 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:19:23,005 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.2.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-26 17:19:23,162 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3a171f97a/380c7d231bcb4ad29e745506be22cca8/FLAGc13e83db1 [2019-11-26 17:19:24,374 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:19:24,375 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.4.2.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-26 17:19:24,419 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3a171f97a/380c7d231bcb4ad29e745506be22cca8/FLAGc13e83db1 [2019-11-26 17:19:24,804 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3a171f97a/380c7d231bcb4ad29e745506be22cca8 [2019-11-26 17:19:24,811 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:19:24,821 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:19:24,826 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:19:24,829 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:19:24,833 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:19:24,837 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:19:24" (1/1) ... [2019-11-26 17:19:24,846 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6bcb722f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:24, skipping insertion in model container [2019-11-26 17:19:24,847 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:19:24" (1/1) ... [2019-11-26 17:19:24,867 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:19:25,000 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:19:26,225 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:19:26,259 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:19:26,670 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:19:26,715 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:19:26,716 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:26 WrapperNode [2019-11-26 17:19:26,716 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:19:26,724 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:19:26,724 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:19:26,724 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:19:26,737 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:26" (1/1) ... [2019-11-26 17:19:26,789 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:26" (1/1) ... [2019-11-26 17:19:26,909 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:19:26,911 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:19:26,911 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:19:26,912 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:19:26,933 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:26" (1/1) ... [2019-11-26 17:19:26,933 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:26" (1/1) ... [2019-11-26 17:19:26,948 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:26" (1/1) ... [2019-11-26 17:19:26,951 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:26" (1/1) ... [2019-11-26 17:19:27,020 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:26" (1/1) ... [2019-11-26 17:19:27,078 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:26" (1/1) ... [2019-11-26 17:19:27,089 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:19:26" (1/1) ... [2019-11-26 17:19:27,125 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:19:27,135 INFO L168 Benchmark]: Toolchain (without parser) took 2315.17 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 961.8 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 12.5 GB. [2019-11-26 17:19:27,139 INFO L168 Benchmark]: CDTParser took 0.40 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:19:27,143 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1890.93 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 973.3 MB in the end (delta: -7.3 MB). Peak memory consumption was 32.9 MB. Max. memory is 12.5 GB. [2019-11-26 17:19:27,144 INFO L168 Benchmark]: Boogie Procedure Inliner took 187.15 ms. Allocated memory is still 1.0 GB. Free memory was 973.3 MB in the beginning and 967.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:19:27,151 INFO L168 Benchmark]: Boogie Preprocessor took 214.24 ms. Allocated memory is still 1.0 GB. Free memory was 967.5 MB in the beginning and 961.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:19:27,164 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1890.93 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 973.3 MB in the end (delta: -7.3 MB). Peak memory consumption was 32.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 187.15 ms. Allocated memory is still 1.0 GB. Free memory was 973.3 MB in the beginning and 967.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 214.24 ms. Allocated memory is still 1.0 GB. Free memory was 967.5 MB in the beginning and 961.8 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...