./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/pthread-ext/12_fmaxsymopt_cas.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-ext/12_fmaxsymopt_cas.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 b314d7c46876edb105c80e1c9ae044b40958d6a9 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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-ext/12_fmaxsymopt_cas.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 b314d7c46876edb105c80e1c9ae044b40958d6a9 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 10:08:12,490 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:08:12,495 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:08:12,522 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:08:12,523 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:08:12,526 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:08:12,529 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:08:12,558 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:08:12,561 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:08:12,566 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:08:12,572 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:08:12,575 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:08:12,578 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:08:12,582 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:08:12,585 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:08:12,592 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:08:12,594 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:08:12,595 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:08:12,601 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:08:12,610 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:08:12,617 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:08:12,625 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:08:12,627 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:08:12,632 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:08:12,638 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:08:12,638 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:08:12,639 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:08:12,643 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:08:12,643 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:08:12,647 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:08:12,647 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:08:12,648 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:08:12,652 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:08:12,654 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:08:12,655 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:08:12,658 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:08:12,659 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:08:12,660 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:08:12,660 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:08:12,663 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:08:12,667 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:08:12,668 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 10:08:12,705 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:08:12,708 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:08:12,711 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:08:12,712 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:08:12,713 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:08:12,713 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:08:12,715 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:08:12,715 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 10:08:12,715 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:08:12,716 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:08:12,717 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:08:12,719 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:08:12,719 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:08:12,720 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:08:12,720 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:08:12,722 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:08:12,722 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:08:12,722 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:08:12,723 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:08:12,723 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:08:12,725 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:08:12,725 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:08:12,725 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:08:12,726 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:08:12,728 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:08:12,728 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 10:08:12,728 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 10:08:12,729 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:08:12,729 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 -> b314d7c46876edb105c80e1c9ae044b40958d6a9 [2019-11-27 10:08:13,295 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:08:13,327 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:08:13,334 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:08:13,336 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:08:13,339 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:08:13,340 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-ext/12_fmaxsymopt_cas.i [2019-11-27 10:08:13,496 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/28550ac08/2b4517444eb74efaba13d3e5145b5149/FLAG4b4f1f9d9 [2019-11-27 10:08:14,682 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:08:14,683 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-ext/12_fmaxsymopt_cas.i [2019-11-27 10:08:14,721 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/28550ac08/2b4517444eb74efaba13d3e5145b5149/FLAG4b4f1f9d9 [2019-11-27 10:08:14,781 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/28550ac08/2b4517444eb74efaba13d3e5145b5149 [2019-11-27 10:08:14,786 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:08:14,788 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:08:14,797 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:08:14,798 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:08:14,802 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:08:14,803 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:08:14" (1/1) ... [2019-11-27 10:08:14,807 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 10:08:14,808 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:08:14" (1/1) ... [2019-11-27 10:08:14,832 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:08:14,944 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:08:15,823 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:08:15,861 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:08:15,984 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:08:16,142 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:08:16,143 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:08:16 WrapperNode [2019-11-27 10:08:16,144 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:08:16,145 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:08:16,145 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:08:16,152 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:08:16,171 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:08:16" (1/1) ... [2019-11-27 10:08:16,213 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:08:16" (1/1) ... [2019-11-27 10:08:16,263 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:08:16,265 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:08:16,275 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:08:16,276 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:08:16,287 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:08:16" (1/1) ... [2019-11-27 10:08:16,287 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:08:16" (1/1) ... [2019-11-27 10:08:16,296 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:08:16" (1/1) ... [2019-11-27 10:08:16,297 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:08:16" (1/1) ... [2019-11-27 10:08:16,324 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:08:16" (1/1) ... [2019-11-27 10:08:16,333 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:08:16" (1/1) ... [2019-11-27 10:08:16,342 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:08:16" (1/1) ... [2019-11-27 10:08:16,346 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:08:16,356 INFO L168 Benchmark]: Toolchain (without parser) took 1563.42 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 961.0 MB in the end (delta: 6.4 MB). Peak memory consumption was 6.5 MB. Max. memory is 12.5 GB. [2019-11-27 10:08:16,369 INFO L168 Benchmark]: CDTParser took 1.26 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 10:08:16,373 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1347.40 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 966.7 MB in the end (delta: 691.1 kB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-27 10:08:16,376 INFO L168 Benchmark]: Boogie Procedure Inliner took 119.51 ms. Allocated memory is still 1.0 GB. Free memory was 966.7 MB in the beginning and 961.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:08:16,379 INFO L168 Benchmark]: Boogie Preprocessor took 83.72 ms. Allocated memory is still 1.0 GB. Free memory is still 961.0 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:08:16,389 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.26 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 1347.40 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 966.7 MB in the end (delta: 691.1 kB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 119.51 ms. Allocated memory is still 1.0 GB. Free memory was 966.7 MB in the beginning and 961.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 83.72 ms. Allocated memory is still 1.0 GB. Free memory is still 961.0 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 10:08:20,282 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:08:20,285 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:08:20,311 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:08:20,312 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:08:20,325 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:08:20,330 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:08:20,345 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:08:20,349 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:08:20,356 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:08:20,358 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:08:20,365 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:08:20,365 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:08:20,370 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:08:20,374 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:08:20,380 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:08:20,382 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:08:20,387 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:08:20,393 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:08:20,401 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:08:20,407 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:08:20,413 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:08:20,418 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:08:20,421 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:08:20,427 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:08:20,427 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:08:20,430 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:08:20,432 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:08:20,433 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:08:20,435 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:08:20,436 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:08:20,437 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:08:20,438 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:08:20,442 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:08:20,447 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:08:20,447 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:08:20,448 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:08:20,449 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:08:20,449 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:08:20,454 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:08:20,456 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:08:20,457 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 10:08:20,495 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:08:20,496 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:08:20,498 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:08:20,501 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:08:20,501 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:08:20,502 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:08:20,502 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:08:20,502 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:08:20,503 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:08:20,503 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:08:20,504 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:08:20,506 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:08:20,506 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 10:08:20,507 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 10:08:20,507 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:08:20,508 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:08:20,510 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:08:20,510 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:08:20,510 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:08:20,511 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:08:20,511 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:08:20,511 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:08:20,512 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:08:20,515 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:08:20,515 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:08:20,516 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:08:20,516 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 10:08:20,516 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 10:08:20,516 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:08:20,517 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 10:08:20,518 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 -> b314d7c46876edb105c80e1c9ae044b40958d6a9 [2019-11-27 10:08:21,041 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:08:21,070 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:08:21,077 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:08:21,079 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:08:21,083 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:08:21,084 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-ext/12_fmaxsymopt_cas.i [2019-11-27 10:08:21,243 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/415259890/1b6a8623e1aa42d4bafac11c6f0bcbaa/FLAGfa7ff2d8b [2019-11-27 10:08:22,442 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:08:22,445 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-ext/12_fmaxsymopt_cas.i [2019-11-27 10:08:22,490 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/415259890/1b6a8623e1aa42d4bafac11c6f0bcbaa/FLAGfa7ff2d8b [2019-11-27 10:08:22,528 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/415259890/1b6a8623e1aa42d4bafac11c6f0bcbaa [2019-11-27 10:08:22,538 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:08:22,541 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:08:22,546 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:08:22,547 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:08:22,555 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:08:22,557 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:08:22" (1/1) ... [2019-11-27 10:08:22,566 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d1ff36 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:08:22, skipping insertion in model container [2019-11-27 10:08:22,567 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:08:22" (1/1) ... [2019-11-27 10:08:22,584 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:08:22,688 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:08:23,747 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:08:23,784 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:08:23,923 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:08:24,147 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:08:24,148 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:08:24 WrapperNode [2019-11-27 10:08:24,148 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:08:24,149 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:08:24,151 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:08:24,151 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:08:24,173 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:08:24" (1/1) ... [2019-11-27 10:08:24,237 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:08:24" (1/1) ... [2019-11-27 10:08:24,319 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:08:24,320 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:08:24,322 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:08:24,322 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:08:24,333 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:08:24" (1/1) ... [2019-11-27 10:08:24,334 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:08:24" (1/1) ... [2019-11-27 10:08:24,340 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:08:24" (1/1) ... [2019-11-27 10:08:24,340 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:08:24" (1/1) ... [2019-11-27 10:08:24,384 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:08:24" (1/1) ... [2019-11-27 10:08:24,397 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:08:24" (1/1) ... [2019-11-27 10:08:24,418 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:08:24" (1/1) ... [2019-11-27 10:08:24,433 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:08:24,437 INFO L168 Benchmark]: Toolchain (without parser) took 1894.42 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 966.7 MB in the end (delta: -5.0 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:08:24,440 INFO L168 Benchmark]: CDTParser took 0.31 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 10:08:24,443 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1602.61 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 972.4 MB in the end (delta: -10.7 MB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. [2019-11-27 10:08:24,444 INFO L168 Benchmark]: Boogie Procedure Inliner took 170.46 ms. Allocated memory is still 1.0 GB. Free memory was 972.4 MB in the beginning and 966.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:08:24,446 INFO L168 Benchmark]: Boogie Preprocessor took 113.12 ms. Allocated memory is still 1.0 GB. Free memory is still 966.7 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:08:24,468 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 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 1602.61 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 972.4 MB in the end (delta: -10.7 MB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 170.46 ms. Allocated memory is still 1.0 GB. Free memory was 972.4 MB in the beginning and 966.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 113.12 ms. Allocated memory is still 1.0 GB. Free memory is still 966.7 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...