./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/pthread-atomic/scull.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 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/pthread-atomic/scull.i -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 46003e1c829a0486733130edc7b5d73338ad4392 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/pthread-atomic/scull.i -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 46003e1c829a0486733130edc7b5d73338ad4392 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 10:08:06,429 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:08:06,434 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:08:06,458 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:08:06,458 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:08:06,460 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:08:06,463 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:08:06,474 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:08:06,481 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:08:06,485 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:08:06,486 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:08:06,491 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:08:06,491 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:08:06,493 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:08:06,495 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:08:06,499 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:08:06,500 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:08:06,504 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:08:06,507 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:08:06,510 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:08:06,515 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:08:06,521 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:08:06,523 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:08:06,525 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:08:06,531 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:08:06,531 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:08:06,531 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:08:06,534 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:08:06,535 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:08:06,536 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:08:06,539 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:08:06,539 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:08:06,540 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:08:06,542 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:08:06,543 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:08:06,545 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:08:06,546 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:08:06,548 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:08:06,548 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:08:06,549 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:08:06,550 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:08:06,553 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 10:08:06,577 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:08:06,578 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:08:06,584 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:08:06,584 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:08:06,585 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:08:06,585 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:08:06,585 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:08:06,585 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 10:08:06,586 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:08:06,586 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:08:06,587 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:08:06,587 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:08:06,587 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:08:06,587 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:08:06,590 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:08:06,590 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:08:06,590 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:08:06,590 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:08:06,591 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:08:06,591 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:08:06,591 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:08:06,591 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:08:06,591 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:08:06,592 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:08:06,592 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:08:06,595 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 10:08:06,595 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 10:08:06,595 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:08:06,595 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 -> 46003e1c829a0486733130edc7b5d73338ad4392 [2019-11-27 10:08:07,002 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:08:07,025 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:08:07,030 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:08:07,033 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:08:07,035 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:08:07,036 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-atomic/scull.i [2019-11-27 10:08:07,144 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3634a1bfb/a2c8bffe28a34338808bdbd6a5355179/FLAG44baeaa9d [2019-11-27 10:08:07,988 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:08:07,989 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-atomic/scull.i [2019-11-27 10:08:08,017 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3634a1bfb/a2c8bffe28a34338808bdbd6a5355179/FLAG44baeaa9d [2019-11-27 10:08:08,168 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3634a1bfb/a2c8bffe28a34338808bdbd6a5355179 [2019-11-27 10:08:08,175 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:08:08,179 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:08:08,181 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:08:08,183 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:08:08,188 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:08:08,189 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:08:08" (1/1) ... [2019-11-27 10:08:08,195 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e8d9ef6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:08:08, skipping insertion in model container [2019-11-27 10:08:08,196 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:08:08" (1/1) ... [2019-11-27 10:08:08,212 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:08:08,288 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:08:09,039 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:08:09,055 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:08:09,186 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:08:09,325 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:08:09,326 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:08:09 WrapperNode [2019-11-27 10:08:09,327 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:08:09,328 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:08:09,328 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:08:09,328 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:08:09,345 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:08:09" (1/1) ... [2019-11-27 10:08:09,392 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:08:09" (1/1) ... [2019-11-27 10:08:09,444 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:08:09,448 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:08:09,448 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:08:09,448 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:08:09,456 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:08:09" (1/1) ... [2019-11-27 10:08:09,456 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:08:09" (1/1) ... [2019-11-27 10:08:09,472 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:08:09" (1/1) ... [2019-11-27 10:08:09,475 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:08:09" (1/1) ... [2019-11-27 10:08:09,496 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:08:09" (1/1) ... [2019-11-27 10:08:09,502 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:08:09" (1/1) ... [2019-11-27 10:08:09,509 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:08:09" (1/1) ... [2019-11-27 10:08:09,515 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:08:09,523 INFO L168 Benchmark]: Toolchain (without parser) took 1340.10 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 955.2 MB in the end (delta: 7.9 MB). Peak memory consumption was 8.0 MB. Max. memory is 12.5 GB. [2019-11-27 10:08:09,537 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. [2019-11-27 10:08:09,539 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1147.21 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 960.9 MB in the end (delta: 2.2 MB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. [2019-11-27 10:08:09,543 INFO L168 Benchmark]: Boogie Procedure Inliner took 119.48 ms. Allocated memory is still 1.0 GB. Free memory was 960.9 MB in the beginning and 955.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:08:09,545 INFO L168 Benchmark]: Boogie Preprocessor took 69.11 ms. Allocated memory is still 1.0 GB. Free memory is still 955.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:08:09,554 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 1147.21 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 960.9 MB in the end (delta: 2.2 MB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 119.48 ms. Allocated memory is still 1.0 GB. Free memory was 960.9 MB in the beginning and 955.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 69.11 ms. Allocated memory is still 1.0 GB. Free memory is still 955.2 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-da95e15 [2019-11-27 10:08:12,269 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:08:12,274 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:08:12,291 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:08:12,292 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:08:12,302 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:08:12,303 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:08:12,316 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:08:12,322 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:08:12,327 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:08:12,328 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:08:12,332 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:08:12,333 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:08:12,335 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:08:12,337 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:08:12,339 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:08:12,343 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:08:12,346 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:08:12,348 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:08:12,353 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:08:12,360 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:08:12,363 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:08:12,365 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:08:12,368 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:08:12,373 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:08:12,373 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:08:12,376 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:08:12,378 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:08:12,379 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:08:12,380 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:08:12,382 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:08:12,382 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:08:12,383 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:08:12,386 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:08:12,387 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:08:12,388 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:08:12,391 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:08:12,392 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:08:12,392 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:08:12,393 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:08:12,394 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:08:12,394 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 10:08:12,423 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:08:12,425 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:08:12,427 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:08:12,428 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:08:12,428 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:08:12,428 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:08:12,429 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:08:12,429 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:08:12,431 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:08:12,431 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:08:12,432 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:08:12,432 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:08:12,432 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 10:08:12,433 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 10:08:12,433 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:08:12,433 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:08:12,434 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:08:12,434 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:08:12,437 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:08:12,437 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:08:12,437 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:08:12,437 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:08:12,438 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:08:12,438 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:08:12,438 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:08:12,438 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:08:12,439 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 10:08:12,439 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 10:08:12,439 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:08:12,439 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 10:08:12,440 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 -> 46003e1c829a0486733130edc7b5d73338ad4392 [2019-11-27 10:08:12,920 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:08:12,935 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:08:12,943 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:08:12,945 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:08:12,948 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:08:12,952 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-atomic/scull.i [2019-11-27 10:08:13,059 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6fc24e839/aed9cea7cce7499d997f4e69dc28109a/FLAGc49e7e3d9 [2019-11-27 10:08:13,905 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:08:13,911 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-atomic/scull.i [2019-11-27 10:08:13,939 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6fc24e839/aed9cea7cce7499d997f4e69dc28109a/FLAGc49e7e3d9 [2019-11-27 10:08:14,071 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6fc24e839/aed9cea7cce7499d997f4e69dc28109a [2019-11-27 10:08:14,078 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:08:14,079 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:08:14,086 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:08:14,086 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:08:14,093 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:08:14,094 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:08:14" (1/1) ... [2019-11-27 10:08:14,100 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e52e31a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:08:14, skipping insertion in model container [2019-11-27 10:08:14,100 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:08:14" (1/1) ... [2019-11-27 10:08:14,107 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:08:14,194 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:08:14,929 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:08:14,953 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:08:15,080 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:08:15,227 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:08:15,230 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:08:15 WrapperNode [2019-11-27 10:08:15,231 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:08:15,231 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:08:15,232 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:08:15,232 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:08:15,243 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:08:15" (1/1) ... [2019-11-27 10:08:15,287 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:08:15" (1/1) ... [2019-11-27 10:08:15,346 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:08:15,347 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:08:15,347 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:08:15,347 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:08:15,355 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:08:15" (1/1) ... [2019-11-27 10:08:15,355 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:08:15" (1/1) ... [2019-11-27 10:08:15,380 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:08:15" (1/1) ... [2019-11-27 10:08:15,381 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:08:15" (1/1) ... [2019-11-27 10:08:15,406 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:08:15" (1/1) ... [2019-11-27 10:08:15,412 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:08:15" (1/1) ... [2019-11-27 10:08:15,416 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:08:15" (1/1) ... [2019-11-27 10:08:15,427 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:08:15,440 INFO L168 Benchmark]: Toolchain (without parser) took 1353.83 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 949.4 MB in the end (delta: 12.3 MB). Peak memory consumption was 12.3 MB. Max. memory is 12.5 GB. [2019-11-27 10:08:15,441 INFO L168 Benchmark]: CDTParser took 0.41 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 10:08:15,446 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1145.26 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 960.9 MB in the end (delta: 812.2 kB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. [2019-11-27 10:08:15,460 INFO L168 Benchmark]: Boogie Procedure Inliner took 115.04 ms. Allocated memory is still 1.0 GB. Free memory was 960.9 MB in the beginning and 955.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:08:15,460 INFO L168 Benchmark]: Boogie Preprocessor took 83.95 ms. Allocated memory is still 1.0 GB. Free memory was 955.1 MB in the beginning and 949.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:08:15,470 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41 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 1145.26 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 960.9 MB in the end (delta: 812.2 kB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 115.04 ms. Allocated memory is still 1.0 GB. Free memory was 960.9 MB in the beginning and 955.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 83.95 ms. Allocated memory is still 1.0 GB. Free memory was 955.1 MB in the beginning and 949.4 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...