./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.1.ufo.BOUNDED-8.pals.c.v+sep-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_lcr.4.1.ufo.BOUNDED-8.pals.c.v+sep-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 d6059b74536ed5b0beb884b99f4c2a296d292bdb .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_lcr.4.1.ufo.BOUNDED-8.pals.c.v+sep-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 d6059b74536ed5b0beb884b99f4c2a296d292bdb .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 17:18:03,165 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:18:03,171 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:18:03,208 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:18:03,209 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:18:03,211 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:18:03,216 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:18:03,232 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:18:03,235 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:18:03,242 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:18:03,244 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:18:03,249 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:18:03,252 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:18:03,256 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:18:03,261 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:18:03,264 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:18:03,268 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:18:03,273 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:18:03,279 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:18:03,286 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:18:03,294 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:18:03,303 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:18:03,305 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:18:03,311 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:18:03,318 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:18:03,318 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:18:03,318 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:18:03,322 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:18:03,325 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:18:03,326 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:18:03,327 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:18:03,330 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:18:03,334 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:18:03,336 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:18:03,337 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:18:03,339 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:18:03,340 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:18:03,342 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:18:03,342 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:18:03,343 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:18:03,348 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:18:03,349 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:18:03,388 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:18:03,390 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:18:03,394 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:18:03,396 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:18:03,396 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:18:03,396 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:18:03,397 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:18:03,398 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:18:03,398 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:18:03,398 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:18:03,401 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:18:03,401 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:18:03,402 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:18:03,405 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:18:03,405 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:18:03,405 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:18:03,406 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:18:03,406 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:18:03,406 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:18:03,407 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:18:03,407 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:18:03,407 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:18:03,410 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:18:03,410 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:18:03,410 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:18:03,411 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:18:03,411 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:18:03,411 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:18:03,412 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 -> d6059b74536ed5b0beb884b99f4c2a296d292bdb [2019-11-26 17:18:04,002 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:18:04,031 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:18:04,037 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:18:04,042 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:18:04,044 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:18:04,045 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.1.ufo.BOUNDED-8.pals.c.v+sep-reducer.c [2019-11-26 17:18:04,207 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/480f3d4a7/b720b6aa94b84bc9a2a6307771849feb/FLAG79415c0b8 [2019-11-26 17:18:05,621 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:18:05,623 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.1.ufo.BOUNDED-8.pals.c.v+sep-reducer.c [2019-11-26 17:18:05,681 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/480f3d4a7/b720b6aa94b84bc9a2a6307771849feb/FLAG79415c0b8 [2019-11-26 17:18:05,722 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/480f3d4a7/b720b6aa94b84bc9a2a6307771849feb [2019-11-26 17:18:05,731 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:18:05,736 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:18:05,738 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:18:05,740 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:18:05,750 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:18:05,752 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:18:05" (1/1) ... [2019-11-26 17:18:05,758 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@935812 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:05, skipping insertion in model container [2019-11-26 17:18:05,759 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:18:05" (1/1) ... [2019-11-26 17:18:05,779 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:18:05,968 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:18:07,662 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:18:07,691 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:18:08,509 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:18:08,561 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:18:08,562 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:08 WrapperNode [2019-11-26 17:18:08,565 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:18:08,566 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:18:08,569 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:18:08,569 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:18:08,588 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:08" (1/1) ... [2019-11-26 17:18:08,663 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:08" (1/1) ... [2019-11-26 17:18:08,814 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:18:08,819 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:18:08,820 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:18:08,820 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:18:08,843 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:08" (1/1) ... [2019-11-26 17:18:08,844 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:08" (1/1) ... [2019-11-26 17:18:08,861 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:08" (1/1) ... [2019-11-26 17:18:08,863 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:08" (1/1) ... [2019-11-26 17:18:08,940 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:08" (1/1) ... [2019-11-26 17:18:08,991 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:08" (1/1) ... [2019-11-26 17:18:09,012 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:08" (1/1) ... [2019-11-26 17:18:09,040 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:18:09,051 INFO L168 Benchmark]: Toolchain (without parser) took 3312.31 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 938.9 MB in the end (delta: 17.1 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-26 17:18:09,053 INFO L168 Benchmark]: CDTParser took 1.51 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 17:18:09,055 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2827.06 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 956.0 MB in the end (delta: -80.1 kB). Peak memory consumption was 32.9 MB. Max. memory is 12.5 GB. [2019-11-26 17:18:09,059 INFO L168 Benchmark]: Boogie Procedure Inliner took 253.44 ms. Allocated memory is still 1.0 GB. Free memory was 956.0 MB in the beginning and 944.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:18:09,063 INFO L168 Benchmark]: Boogie Preprocessor took 223.16 ms. Allocated memory is still 1.0 GB. Free memory was 944.6 MB in the beginning and 938.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:18:09,074 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.51 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 2827.06 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 956.0 MB in the end (delta: -80.1 kB). Peak memory consumption was 32.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 253.44 ms. Allocated memory is still 1.0 GB. Free memory was 956.0 MB in the beginning and 944.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 223.16 ms. Allocated memory is still 1.0 GB. Free memory was 944.6 MB in the beginning and 938.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:18:13,015 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:18:13,021 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:18:13,046 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:18:13,048 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:18:13,050 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:18:13,053 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:18:13,082 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:18:13,087 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:18:13,093 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:18:13,094 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:18:13,101 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:18:13,102 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:18:13,106 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:18:13,110 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:18:13,117 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:18:13,119 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:18:13,122 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:18:13,128 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:18:13,135 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:18:13,145 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:18:13,151 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:18:13,154 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:18:13,158 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:18:13,167 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:18:13,168 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:18:13,168 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:18:13,171 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:18:13,173 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:18:13,174 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:18:13,176 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:18:13,179 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:18:13,181 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:18:13,184 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:18:13,186 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:18:13,187 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:18:13,190 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:18:13,190 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:18:13,191 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:18:13,196 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:18:13,198 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:18:13,200 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:18:13,239 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:18:13,244 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:18:13,247 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:18:13,248 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:18:13,248 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:18:13,251 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:18:13,251 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:18:13,252 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:18:13,252 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:18:13,252 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:18:13,254 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:18:13,255 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:18:13,255 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:18:13,257 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:18:13,257 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:18:13,258 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:18:13,258 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:18:13,258 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:18:13,259 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:18:13,260 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:18:13,262 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:18:13,262 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:18:13,262 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:18:13,263 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:18:13,263 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:18:13,264 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:18:13,265 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:18:13,265 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:18:13,265 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:18:13,268 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:18:13,269 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 -> d6059b74536ed5b0beb884b99f4c2a296d292bdb [2019-11-26 17:18:13,878 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:18:13,911 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:18:13,915 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:18:13,923 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:18:13,924 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:18:13,925 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.1.ufo.BOUNDED-8.pals.c.v+sep-reducer.c [2019-11-26 17:18:14,094 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a48f567a6/8e1e9a4b2b00475b8073b75f8c249fe2/FLAGe7c4ede1b [2019-11-26 17:18:15,467 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:18:15,471 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.1.ufo.BOUNDED-8.pals.c.v+sep-reducer.c [2019-11-26 17:18:15,515 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a48f567a6/8e1e9a4b2b00475b8073b75f8c249fe2/FLAGe7c4ede1b [2019-11-26 17:18:15,552 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a48f567a6/8e1e9a4b2b00475b8073b75f8c249fe2 [2019-11-26 17:18:15,561 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:18:15,567 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:18:15,569 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:18:15,571 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:18:15,577 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:18:15,581 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:18:15" (1/1) ... [2019-11-26 17:18:15,585 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@683e04ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:15, skipping insertion in model container [2019-11-26 17:18:15,585 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:18:15" (1/1) ... [2019-11-26 17:18:15,599 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:18:15,801 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:18:17,674 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:18:17,711 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:18:18,365 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:18:18,424 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:18:18,428 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:18 WrapperNode [2019-11-26 17:18:18,429 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:18:18,430 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:18:18,433 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:18:18,433 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:18:18,456 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:18" (1/1) ... [2019-11-26 17:18:18,550 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:18" (1/1) ... [2019-11-26 17:18:18,749 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:18:18,749 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:18:18,751 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:18:18,751 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:18:18,777 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:18" (1/1) ... [2019-11-26 17:18:18,777 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:18" (1/1) ... [2019-11-26 17:18:18,807 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:18" (1/1) ... [2019-11-26 17:18:18,808 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:18" (1/1) ... [2019-11-26 17:18:18,912 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:18" (1/1) ... [2019-11-26 17:18:18,965 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:18" (1/1) ... [2019-11-26 17:18:18,990 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:18:18" (1/1) ... [2019-11-26 17:18:19,024 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:18:19,035 INFO L168 Benchmark]: Toolchain (without parser) took 3464.57 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 921.6 MB in the end (delta: 34.3 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-26 17:18:19,037 INFO L168 Benchmark]: CDTParser took 2.39 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 17:18:19,040 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2860.12 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 938.8 MB in the end (delta: 17.2 MB). Peak memory consumption was 33.0 MB. Max. memory is 12.5 GB. [2019-11-26 17:18:19,045 INFO L168 Benchmark]: Boogie Procedure Inliner took 319.18 ms. Allocated memory is still 1.0 GB. Free memory was 938.8 MB in the beginning and 927.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:18:19,048 INFO L168 Benchmark]: Boogie Preprocessor took 277.52 ms. Allocated memory is still 1.0 GB. Free memory was 927.3 MB in the beginning and 921.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:18:19,058 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.39 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 2860.12 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 938.8 MB in the end (delta: 17.2 MB). Peak memory consumption was 33.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 319.18 ms. Allocated memory is still 1.0 GB. Free memory was 938.8 MB in the beginning and 927.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 277.52 ms. Allocated memory is still 1.0 GB. Free memory was 927.3 MB in the beginning and 921.6 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...