./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.5.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.5.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash fe2a272b2173539aabf0b5d99c5d933bd8e368e7 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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.5.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash fe2a272b2173539aabf0b5d99c5d933bd8e368e7 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 16:27:45,171 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:27:45,175 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:27:45,202 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:27:45,204 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:27:45,207 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:27:45,222 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:27:45,239 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:27:45,243 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:27:45,248 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:27:45,251 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:27:45,258 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:27:45,260 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:27:45,267 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:27:45,268 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:27:45,273 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:27:45,277 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:27:45,280 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:27:45,288 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:27:45,296 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:27:45,301 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:27:45,308 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:27:45,313 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:27:45,317 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:27:45,324 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:27:45,328 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:27:45,328 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:27:45,330 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:27:45,333 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:27:45,334 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:27:45,336 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:27:45,340 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:27:45,341 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:27:45,345 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:27:45,347 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:27:45,348 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:27:45,350 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:27:45,353 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:27:45,353 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:27:45,356 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:27:45,359 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:27:45,361 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:27:45,404 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:27:45,406 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:27:45,415 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:27:45,416 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:27:45,416 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:27:45,416 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:27:45,417 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:27:45,417 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:27:45,417 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:27:45,418 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:27:45,419 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:27:45,419 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:27:45,420 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:27:45,421 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:27:45,421 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:27:45,422 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:27:45,424 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:27:45,424 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:27:45,424 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:27:45,425 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:27:45,425 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:27:45,426 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:27:45,427 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:27:45,427 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:27:45,427 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:27:45,430 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:27:45,430 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:27:45,430 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:27:45,431 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 -> fe2a272b2173539aabf0b5d99c5d933bd8e368e7 [2019-11-27 16:27:46,090 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:27:46,120 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:27:46,124 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:27:46,130 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:27:46,132 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:27:46,135 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.5.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-27 16:27:46,297 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2fec7e38c/1abc05abb2834f0b8a19c7e89d3a0c3b/FLAGfdbf117cb [2019-11-27 16:27:47,473 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:27:47,475 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.5.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-27 16:27:47,514 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2fec7e38c/1abc05abb2834f0b8a19c7e89d3a0c3b/FLAGfdbf117cb [2019-11-27 16:27:47,554 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2fec7e38c/1abc05abb2834f0b8a19c7e89d3a0c3b [2019-11-27 16:27:47,564 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:27:47,569 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:27:47,571 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:27:47,571 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:27:47,578 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:27:47,582 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:27:47" (1/1) ... [2019-11-27 16:27:47,591 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b1bd386 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:47, skipping insertion in model container [2019-11-27 16:27:47,591 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:27:47" (1/1) ... [2019-11-27 16:27:47,611 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:27:47,737 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:27:48,673 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:27:48,727 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:27:48,977 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:27:49,032 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:27:49,033 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:49 WrapperNode [2019-11-27 16:27:49,035 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:27:49,036 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:27:49,036 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:27:49,037 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:27:49,047 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:49" (1/1) ... [2019-11-27 16:27:49,095 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:49" (1/1) ... [2019-11-27 16:27:49,178 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:27:49,181 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:27:49,181 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:27:49,182 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:27:49,196 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:49" (1/1) ... [2019-11-27 16:27:49,197 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:49" (1/1) ... [2019-11-27 16:27:49,215 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:49" (1/1) ... [2019-11-27 16:27:49,217 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:49" (1/1) ... [2019-11-27 16:27:49,238 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:49" (1/1) ... [2019-11-27 16:27:49,270 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:49" (1/1) ... [2019-11-27 16:27:49,278 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:49" (1/1) ... [2019-11-27 16:27:49,297 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:27:49,309 INFO L168 Benchmark]: Toolchain (without parser) took 1735.45 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 978.5 MB in the end (delta: -11.0 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:27:49,312 INFO L168 Benchmark]: CDTParser took 0.43 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. [2019-11-27 16:27:49,316 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1464.25 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 984.2 MB in the end (delta: -16.8 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:27:49,319 INFO L168 Benchmark]: Boogie Procedure Inliner took 144.65 ms. Allocated memory is still 1.0 GB. Free memory was 984.2 MB in the beginning and 978.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:27:49,321 INFO L168 Benchmark]: Boogie Preprocessor took 117.69 ms. Allocated memory is still 1.0 GB. Free memory is still 978.5 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:27:49,332 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43 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 1464.25 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 984.2 MB in the end (delta: -16.8 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 144.65 ms. Allocated memory is still 1.0 GB. Free memory was 984.2 MB in the beginning and 978.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 117.69 ms. Allocated memory is still 1.0 GB. Free memory is still 978.5 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 16:27:53,135 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:27:53,138 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:27:53,165 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:27:53,167 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:27:53,178 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:27:53,180 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:27:53,212 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:27:53,217 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:27:53,221 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:27:53,226 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:27:53,227 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:27:53,230 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:27:53,237 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:27:53,238 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:27:53,242 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:27:53,245 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:27:53,251 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:27:53,257 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:27:53,263 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:27:53,272 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:27:53,279 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:27:53,281 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:27:53,286 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:27:53,294 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:27:53,295 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:27:53,295 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:27:53,300 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:27:53,303 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:27:53,304 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:27:53,307 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:27:53,308 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:27:53,309 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:27:53,315 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:27:53,318 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:27:53,319 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:27:53,320 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:27:53,323 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:27:53,323 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:27:53,326 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:27:53,329 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:27:53,331 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:27:53,373 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:27:53,374 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:27:53,377 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:27:53,380 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:27:53,380 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:27:53,381 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:27:53,381 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:27:53,381 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:27:53,381 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:27:53,382 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:27:53,386 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:27:53,386 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:27:53,387 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:27:53,387 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:27:53,388 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:27:53,388 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:27:53,388 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:27:53,388 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:27:53,389 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:27:53,390 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:27:53,390 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:27:53,390 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:27:53,393 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:27:53,393 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:27:53,394 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:27:53,394 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:27:53,394 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:27:53,394 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:27:53,395 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:27:53,395 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:27:53,399 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 -> fe2a272b2173539aabf0b5d99c5d933bd8e368e7 [2019-11-27 16:27:53,987 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:27:54,018 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:27:54,025 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:27:54,031 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:27:54,031 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:27:54,035 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.5.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-27 16:27:54,190 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/74c3192f5/1e9ecdb7f00e4afeb63164d5c39bd7e2/FLAG9c44a4647 [2019-11-27 16:27:55,391 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:27:55,401 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.5.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-27 16:27:55,431 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/74c3192f5/1e9ecdb7f00e4afeb63164d5c39bd7e2/FLAG9c44a4647 [2019-11-27 16:27:55,473 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/74c3192f5/1e9ecdb7f00e4afeb63164d5c39bd7e2 [2019-11-27 16:27:55,482 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:27:55,490 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:27:55,492 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:27:55,494 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:27:55,501 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:27:55,503 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:27:55" (1/1) ... [2019-11-27 16:27:55,513 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@218e5f0d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:55, skipping insertion in model container [2019-11-27 16:27:55,514 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:27:55" (1/1) ... [2019-11-27 16:27:55,534 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:27:55,644 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:27:56,650 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:27:56,696 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:27:56,997 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:27:57,042 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:27:57,043 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:57 WrapperNode [2019-11-27 16:27:57,043 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:27:57,057 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:27:57,059 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:27:57,059 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:27:57,081 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:57" (1/1) ... [2019-11-27 16:27:57,128 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:57" (1/1) ... [2019-11-27 16:27:57,247 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:27:57,256 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:27:57,256 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:27:57,257 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:27:57,281 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:57" (1/1) ... [2019-11-27 16:27:57,285 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:57" (1/1) ... [2019-11-27 16:27:57,304 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:57" (1/1) ... [2019-11-27 16:27:57,309 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:57" (1/1) ... [2019-11-27 16:27:57,347 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:57" (1/1) ... [2019-11-27 16:27:57,372 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:57" (1/1) ... [2019-11-27 16:27:57,386 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:27:57" (1/1) ... [2019-11-27 16:27:57,396 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:27:57,407 INFO L168 Benchmark]: Toolchain (without parser) took 1915.52 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 972.9 MB in the end (delta: -11.2 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:27:57,408 INFO L168 Benchmark]: CDTParser took 0.53 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:27:57,412 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1551.65 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 978.6 MB in the end (delta: -16.9 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. [2019-11-27 16:27:57,413 INFO L168 Benchmark]: Boogie Procedure Inliner took 198.89 ms. Allocated memory is still 1.0 GB. Free memory is still 978.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:27:57,415 INFO L168 Benchmark]: Boogie Preprocessor took 143.04 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:27:57,422 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.53 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 1551.65 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 978.6 MB in the end (delta: -16.9 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 198.89 ms. Allocated memory is still 1.0 GB. Free memory is still 978.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 143.04 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...