./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/pthread-ext/38_rand_cas_vs_concur.i --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/pthread-ext/38_rand_cas_vs_concur.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 93be256246930574dd3238587f2a38c7fe42f8e6 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/38_rand_cas_vs_concur.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 93be256246930574dd3238587f2a38c7fe42f8e6 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 23:13:27,314 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:13:27,322 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:13:27,357 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:13:27,359 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:13:27,364 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:13:27,366 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:13:27,384 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:13:27,389 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:13:27,394 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:13:27,397 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:13:27,403 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:13:27,404 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:13:27,410 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:13:27,412 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:13:27,418 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:13:27,419 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:13:27,425 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:13:27,428 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:13:27,438 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:13:27,446 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:13:27,452 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:13:27,455 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:13:27,457 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:13:27,468 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:13:27,468 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:13:27,469 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:13:27,471 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:13:27,472 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:13:27,475 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:13:27,475 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:13:27,477 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:13:27,478 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:13:27,483 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:13:27,485 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:13:27,488 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:13:27,489 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:13:27,490 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:13:27,490 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:13:27,491 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:13:27,497 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:13:27,498 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 23:13:27,538 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:13:27,539 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:13:27,543 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:13:27,544 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:13:27,546 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:13:27,546 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:13:27,546 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 23:13:27,547 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 23:13:27,547 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 23:13:27,548 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:13:27,551 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:13:27,551 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:13:27,552 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:13:27,552 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 23:13:27,552 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:13:27,553 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:13:27,556 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:13:27,556 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:13:27,556 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:13:27,557 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:13:27,557 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:13:27,557 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:13:27,558 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:13:27,558 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:13:27,561 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:13:27,561 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 23:13:27,561 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 23:13:27,562 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:13:27,562 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 -> 93be256246930574dd3238587f2a38c7fe42f8e6 [2019-11-25 23:13:28,104 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:13:28,136 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:13:28,142 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:13:28,146 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:13:28,150 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:13:28,151 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-ext/38_rand_cas_vs_concur.i [2019-11-25 23:13:28,308 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3c83fda00/d2c116e235d84b3f80d39696ba90e0dd/FLAG1a4eb3012 [2019-11-25 23:13:29,528 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:13:29,532 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-ext/38_rand_cas_vs_concur.i [2019-11-25 23:13:29,571 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3c83fda00/d2c116e235d84b3f80d39696ba90e0dd/FLAG1a4eb3012 [2019-11-25 23:13:29,611 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3c83fda00/d2c116e235d84b3f80d39696ba90e0dd [2019-11-25 23:13:29,615 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:13:29,618 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:13:29,628 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:13:29,629 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:13:29,633 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:13:29,634 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:13:29" (1/1) ... [2019-11-25 23:13:29,638 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@42beb182 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:13:29, skipping insertion in model container [2019-11-25 23:13:29,638 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:13:29" (1/1) ... [2019-11-25 23:13:29,654 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:13:29,770 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:13:30,672 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:13:30,708 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:13:30,848 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:13:31,034 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:13:31,037 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:13:31 WrapperNode [2019-11-25 23:13:31,038 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:13:31,043 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:13:31,043 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:13:31,044 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:13:31,064 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:13:31" (1/1) ... [2019-11-25 23:13:31,117 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:13:31" (1/1) ... [2019-11-25 23:13:31,173 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:13:31,175 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:13:31,175 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:13:31,176 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:13:31,187 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:13:31" (1/1) ... [2019-11-25 23:13:31,188 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:13:31" (1/1) ... [2019-11-25 23:13:31,199 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:13:31" (1/1) ... [2019-11-25 23:13:31,200 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:13:31" (1/1) ... [2019-11-25 23:13:31,224 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:13:31" (1/1) ... [2019-11-25 23:13:31,238 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:13:31" (1/1) ... [2019-11-25 23:13:31,249 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:13:31" (1/1) ... [2019-11-25 23:13:31,255 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:13:31,281 INFO L168 Benchmark]: Toolchain (without parser) took 1642.03 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 956.7 MB in the end (delta: 5.0 MB). Peak memory consumption was 5.0 MB. Max. memory is 12.5 GB. [2019-11-25 23:13:31,283 INFO L168 Benchmark]: CDTParser took 0.33 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 23:13:31,286 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1410.97 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 962.5 MB in the end (delta: -772.4 kB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-25 23:13:31,289 INFO L168 Benchmark]: Boogie Procedure Inliner took 131.77 ms. Allocated memory is still 1.0 GB. Free memory is still 962.5 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 23:13:31,291 INFO L168 Benchmark]: Boogie Preprocessor took 81.63 ms. Allocated memory is still 1.0 GB. Free memory was 962.5 MB in the beginning and 956.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:13:31,302 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 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 1410.97 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 962.5 MB in the end (delta: -772.4 kB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 131.77 ms. Allocated memory is still 1.0 GB. Free memory is still 962.5 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 81.63 ms. Allocated memory is still 1.0 GB. Free memory was 962.5 MB in the beginning and 956.7 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 23:13:35,078 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:13:35,085 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:13:35,124 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:13:35,125 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:13:35,127 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:13:35,130 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:13:35,146 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:13:35,153 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:13:35,160 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:13:35,162 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:13:35,166 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:13:35,169 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:13:35,172 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:13:35,175 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:13:35,178 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:13:35,181 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:13:35,183 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:13:35,188 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:13:35,196 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:13:35,204 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:13:35,211 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:13:35,215 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:13:35,217 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:13:35,225 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:13:35,226 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:13:35,226 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:13:35,230 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:13:35,231 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:13:35,232 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:13:35,235 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:13:35,236 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:13:35,238 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:13:35,241 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:13:35,244 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:13:35,245 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:13:35,248 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:13:35,248 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:13:35,250 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:13:35,251 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:13:35,256 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:13:35,257 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 23:13:35,309 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:13:35,317 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:13:35,319 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:13:35,319 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:13:35,319 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:13:35,320 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:13:35,322 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 23:13:35,324 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 23:13:35,324 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:13:35,324 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:13:35,325 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:13:35,327 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:13:35,329 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 23:13:35,329 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 23:13:35,329 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 23:13:35,330 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:13:35,330 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:13:35,332 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:13:35,333 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:13:35,333 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:13:35,333 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:13:35,333 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:13:35,335 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:13:35,335 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:13:35,336 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:13:35,336 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:13:35,337 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 23:13:35,337 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 23:13:35,340 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:13:35,340 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 23:13:35,341 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 -> 93be256246930574dd3238587f2a38c7fe42f8e6 [2019-11-25 23:13:35,874 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:13:35,918 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:13:35,923 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:13:35,928 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:13:35,931 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:13:35,933 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-ext/38_rand_cas_vs_concur.i [2019-11-25 23:13:36,089 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a95e255c8/8e05d8dd363244fab46c984a6a145527/FLAGaa3bc9a60 [2019-11-25 23:13:37,313 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:13:37,316 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-ext/38_rand_cas_vs_concur.i [2019-11-25 23:13:37,353 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a95e255c8/8e05d8dd363244fab46c984a6a145527/FLAGaa3bc9a60 [2019-11-25 23:13:37,393 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a95e255c8/8e05d8dd363244fab46c984a6a145527 [2019-11-25 23:13:37,402 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:13:37,405 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:13:37,412 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:13:37,413 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:13:37,419 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:13:37,424 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:13:37" (1/1) ... [2019-11-25 23:13:37,433 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6628c258 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:13:37, skipping insertion in model container [2019-11-25 23:13:37,433 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:13:37" (1/1) ... [2019-11-25 23:13:37,454 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:13:37,563 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:13:38,588 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:13:38,631 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:13:38,764 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:13:38,947 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:13:38,952 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:13:38 WrapperNode [2019-11-25 23:13:38,953 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:13:38,955 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:13:38,955 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:13:38,956 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:13:38,979 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:13:38" (1/1) ... [2019-11-25 23:13:39,048 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:13:38" (1/1) ... [2019-11-25 23:13:39,127 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:13:39,128 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:13:39,129 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:13:39,130 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:13:39,157 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:13:38" (1/1) ... [2019-11-25 23:13:39,160 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:13:38" (1/1) ... [2019-11-25 23:13:39,174 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:13:38" (1/1) ... [2019-11-25 23:13:39,175 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:13:38" (1/1) ... [2019-11-25 23:13:39,211 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:13:38" (1/1) ... [2019-11-25 23:13:39,229 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:13:38" (1/1) ... [2019-11-25 23:13:39,238 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:13:38" (1/1) ... [2019-11-25 23:13:39,255 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:13:39,266 INFO L168 Benchmark]: Toolchain (without parser) took 1856.05 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: 780.7 kB). Peak memory consumption was 846.2 kB. Max. memory is 12.5 GB. [2019-11-25 23:13:39,270 INFO L168 Benchmark]: CDTParser took 1.24 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 23:13:39,274 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1541.47 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 966.6 MB in the end (delta: -4.9 MB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. [2019-11-25 23:13:39,279 INFO L168 Benchmark]: Boogie Procedure Inliner took 172.46 ms. Allocated memory is still 1.0 GB. Free memory was 966.6 MB in the beginning and 960.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:13:39,281 INFO L168 Benchmark]: Boogie Preprocessor took 129.89 ms. Allocated memory is still 1.0 GB. Free memory is still 960.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 23:13:39,296 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.24 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 1541.47 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 966.6 MB in the end (delta: -4.9 MB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 172.46 ms. Allocated memory is still 1.0 GB. Free memory was 966.6 MB in the beginning and 960.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 129.89 ms. Allocated memory is still 1.0 GB. Free memory is still 960.9 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...