./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f60fbf108d71c7176cf2139fe2d6a9fc876c40a1 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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.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 f60fbf108d71c7176cf2139fe2d6a9fc876c40a1 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 23:10:43,164 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:10:43,167 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:10:43,191 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:10:43,192 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:10:43,203 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:10:43,205 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:10:43,219 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:10:43,225 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:10:43,231 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:10:43,232 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:10:43,235 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:10:43,237 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:10:43,240 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:10:43,243 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:10:43,246 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:10:43,247 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:10:43,250 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:10:43,254 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:10:43,260 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:10:43,266 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:10:43,274 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:10:43,276 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:10:43,277 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:10:43,283 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:10:43,284 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:10:43,284 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:10:43,288 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:10:43,288 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:10:43,289 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:10:43,292 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:10:43,293 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:10:43,293 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:10:43,294 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:10:43,298 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:10:43,298 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:10:43,299 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:10:43,299 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:10:43,299 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:10:43,302 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:10:43,304 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:10:43,304 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 23:10:43,333 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:10:43,334 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:10:43,338 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:10:43,338 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:10:43,338 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:10:43,339 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:10:43,341 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 23:10:43,341 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 23:10:43,341 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 23:10:43,341 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:10:43,342 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:10:43,342 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:10:43,343 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:10:43,343 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 23:10:43,343 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:10:43,343 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:10:43,344 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:10:43,346 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:10:43,346 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:10:43,346 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:10:43,346 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:10:43,347 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:10:43,347 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:10:43,347 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:10:43,347 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:10:43,347 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 23:10:43,348 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 23:10:43,349 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:10:43,349 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 -> f60fbf108d71c7176cf2139fe2d6a9fc876c40a1 [2019-11-25 23:10:43,840 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:10:43,861 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:10:43,868 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:10:43,872 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:10:43,872 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:10:43,873 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-25 23:10:43,989 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/390565794/be686d61d3054cf5b3310b9748ba3cfb/FLAG09e1c9457 [2019-11-25 23:10:44,798 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:10:44,805 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-25 23:10:44,824 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/390565794/be686d61d3054cf5b3310b9748ba3cfb/FLAG09e1c9457 [2019-11-25 23:10:45,033 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/390565794/be686d61d3054cf5b3310b9748ba3cfb [2019-11-25 23:10:45,036 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:10:45,038 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:10:45,044 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:10:45,044 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:10:45,048 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:10:45,049 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:10:45" (1/1) ... [2019-11-25 23:10:45,052 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@705aff29 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:45, skipping insertion in model container [2019-11-25 23:10:45,053 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:10:45" (1/1) ... [2019-11-25 23:10:45,064 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:10:45,150 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:10:45,713 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:10:45,740 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:10:45,880 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:10:45,913 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:10:45,914 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:45 WrapperNode [2019-11-25 23:10:45,915 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:10:45,915 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:10:45,916 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:10:45,916 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:10:45,923 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:45" (1/1) ... [2019-11-25 23:10:45,949 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:45" (1/1) ... [2019-11-25 23:10:46,013 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:10:46,015 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:10:46,015 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:10:46,015 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:10:46,027 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:45" (1/1) ... [2019-11-25 23:10:46,027 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:45" (1/1) ... [2019-11-25 23:10:46,036 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:45" (1/1) ... [2019-11-25 23:10:46,037 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:45" (1/1) ... [2019-11-25 23:10:46,051 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:45" (1/1) ... [2019-11-25 23:10:46,062 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:45" (1/1) ... [2019-11-25 23:10:46,067 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:45" (1/1) ... [2019-11-25 23:10:46,073 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:10:46,082 INFO L168 Benchmark]: Toolchain (without parser) took 1037.75 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 974.2 MB in the end (delta: -13.9 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 23:10:46,082 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 23:10:46,084 INFO L168 Benchmark]: CACSL2BoogieTranslator took 871.08 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 979.9 MB in the end (delta: -19.7 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-25 23:10:46,098 INFO L168 Benchmark]: Boogie Procedure Inliner took 97.61 ms. Allocated memory is still 1.0 GB. Free memory is still 979.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 23:10:46,100 INFO L168 Benchmark]: Boogie Preprocessor took 58.35 ms. Allocated memory is still 1.0 GB. Free memory was 979.9 MB in the beginning and 974.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:10:46,104 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 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 871.08 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 979.9 MB in the end (delta: -19.7 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 97.61 ms. Allocated memory is still 1.0 GB. Free memory is still 979.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 58.35 ms. Allocated memory is still 1.0 GB. Free memory was 979.9 MB in the beginning and 974.2 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 0.1.24-65d6cd2 [2019-11-25 23:10:48,860 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:10:48,863 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:10:48,890 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:10:48,892 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:10:48,898 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:10:48,899 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:10:48,911 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:10:48,919 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:10:48,922 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:10:48,923 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:10:48,928 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:10:48,928 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:10:48,931 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:10:48,934 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:10:48,936 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:10:48,937 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:10:48,939 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:10:48,943 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:10:48,949 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:10:48,953 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:10:48,960 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:10:48,962 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:10:48,963 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:10:48,969 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:10:48,969 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:10:48,970 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:10:48,971 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:10:48,973 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:10:48,974 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:10:48,974 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:10:48,977 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:10:48,978 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:10:48,979 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:10:48,980 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:10:48,982 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:10:48,983 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:10:48,983 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:10:48,983 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:10:48,985 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:10:48,987 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:10:48,988 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 23:10:49,015 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:10:49,017 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:10:49,019 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:10:49,021 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:10:49,021 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:10:49,021 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:10:49,021 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 23:10:49,022 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 23:10:49,022 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:10:49,024 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:10:49,025 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:10:49,025 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:10:49,025 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 23:10:49,026 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 23:10:49,026 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 23:10:49,026 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:10:49,026 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:10:49,026 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:10:49,027 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:10:49,029 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:10:49,029 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:10:49,029 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:10:49,029 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:10:49,030 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:10:49,030 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:10:49,030 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:10:49,030 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 23:10:49,030 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 23:10:49,031 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:10:49,032 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 23:10:49,033 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 -> f60fbf108d71c7176cf2139fe2d6a9fc876c40a1 [2019-11-25 23:10:49,472 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:10:49,490 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:10:49,496 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:10:49,498 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:10:49,500 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:10:49,501 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-25 23:10:49,605 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bfc7104fc/982869790f6e4bf38884a6e0efa76a18/FLAG8587bc242 [2019-11-25 23:10:50,443 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:10:50,444 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-11-25 23:10:50,467 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bfc7104fc/982869790f6e4bf38884a6e0efa76a18/FLAG8587bc242 [2019-11-25 23:10:50,711 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bfc7104fc/982869790f6e4bf38884a6e0efa76a18 [2019-11-25 23:10:50,717 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:10:50,720 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:10:50,723 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:10:50,723 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:10:50,726 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:10:50,731 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:10:50" (1/1) ... [2019-11-25 23:10:50,738 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ade38da and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:50, skipping insertion in model container [2019-11-25 23:10:50,738 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:10:50" (1/1) ... [2019-11-25 23:10:50,754 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:10:50,826 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:10:51,519 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:10:51,543 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:10:51,754 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:10:51,787 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:10:51,788 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:51 WrapperNode [2019-11-25 23:10:51,788 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:10:51,789 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:10:51,789 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:10:51,797 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:10:51,805 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:51" (1/1) ... [2019-11-25 23:10:51,836 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:51" (1/1) ... [2019-11-25 23:10:51,907 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:10:51,911 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:10:51,911 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:10:51,911 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:10:51,927 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:51" (1/1) ... [2019-11-25 23:10:51,927 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:51" (1/1) ... [2019-11-25 23:10:51,942 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:51" (1/1) ... [2019-11-25 23:10:51,942 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:51" (1/1) ... [2019-11-25 23:10:51,978 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:51" (1/1) ... [2019-11-25 23:10:51,989 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:51" (1/1) ... [2019-11-25 23:10:51,999 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:51" (1/1) ... [2019-11-25 23:10:52,007 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:10:52,019 INFO L168 Benchmark]: Toolchain (without parser) took 1292.97 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 978.7 MB in the end (delta: -17.0 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 23:10:52,021 INFO L168 Benchmark]: CDTParser took 1.46 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 23:10:52,022 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1065.78 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 978.7 MB in the end (delta: -17.0 MB). Peak memory consumption was 20.3 MB. Max. memory is 12.5 GB. [2019-11-25 23:10:52,025 INFO L168 Benchmark]: Boogie Procedure Inliner took 121.57 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 23:10:52,026 INFO L168 Benchmark]: Boogie Preprocessor took 99.72 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 23:10:52,035 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.46 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 1065.78 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 978.7 MB in the end (delta: -17.0 MB). Peak memory consumption was 20.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 121.57 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 99.72 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 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...