./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/pthread-complex/workstealqueue_mutex-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 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-complex/workstealqueue_mutex-2.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 25e3c208540a6e43f30bad444471941eba7b6402 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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-complex/workstealqueue_mutex-2.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 25e3c208540a6e43f30bad444471941eba7b6402 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 21:35:48,124 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:35:48,127 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:35:48,151 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:35:48,152 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:35:48,170 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:35:48,172 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:35:48,190 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:35:48,192 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:35:48,198 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:35:48,202 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:35:48,209 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:35:48,210 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:35:48,215 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:35:48,220 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:35:48,225 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:35:48,227 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:35:48,230 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:35:48,237 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:35:48,245 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:35:48,254 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:35:48,258 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:35:48,260 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:35:48,265 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:35:48,275 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:35:48,276 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:35:48,276 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:35:48,278 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:35:48,279 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:35:48,282 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:35:48,284 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:35:48,285 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:35:48,286 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:35:48,290 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:35:48,293 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:35:48,294 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:35:48,295 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:35:48,298 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:35:48,298 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:35:48,301 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:35:48,304 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:35:48,306 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 21:35:48,347 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:35:48,349 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:35:48,354 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:35:48,356 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:35:48,356 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:35:48,356 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:35:48,357 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:35:48,357 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 21:35:48,359 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:35:48,359 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:35:48,361 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:35:48,361 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:35:48,364 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:35:48,365 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:35:48,365 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:35:48,365 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:35:48,366 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:35:48,366 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:35:48,366 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:35:48,367 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:35:48,369 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:35:48,369 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:35:48,369 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:35:48,370 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:35:48,370 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:35:48,370 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:35:48,372 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 21:35:48,372 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 21:35:48,372 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:35:48,373 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 -> 25e3c208540a6e43f30bad444471941eba7b6402 [2019-11-24 21:35:48,949 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:35:48,976 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:35:48,984 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:35:48,986 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:35:48,989 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:35:48,990 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-complex/workstealqueue_mutex-2.i [2019-11-24 21:35:49,138 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/53bc938fa/7180c30f21894db39b747e2d5f3160a3/FLAG42aaff3d4 [2019-11-24 21:35:50,544 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:35:50,546 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-complex/workstealqueue_mutex-2.i [2019-11-24 21:35:50,614 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/53bc938fa/7180c30f21894db39b747e2d5f3160a3/FLAG42aaff3d4 [2019-11-24 21:35:50,934 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/53bc938fa/7180c30f21894db39b747e2d5f3160a3 [2019-11-24 21:35:50,944 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:35:50,949 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:35:50,951 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:35:50,953 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:35:50,959 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:35:50,965 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:35:50" (1/1) ... [2019-11-24 21:35:50,970 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e9a471f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:35:50, skipping insertion in model container [2019-11-24 21:35:50,970 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:35:50" (1/1) ... [2019-11-24 21:35:50,987 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:35:51,146 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:35:53,113 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:35:53,152 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:35:53,445 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:35:54,516 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:35:54,520 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:35:54 WrapperNode [2019-11-24 21:35:54,521 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:35:54,524 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:35:54,524 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:35:54,526 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:35:54,549 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:35:54" (1/1) ... [2019-11-24 21:35:54,667 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:35:54" (1/1) ... [2019-11-24 21:35:54,877 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:35:54,880 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:35:54,880 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:35:54,883 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:35:54,905 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:35:54" (1/1) ... [2019-11-24 21:35:54,907 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:35:54" (1/1) ... [2019-11-24 21:35:54,946 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:35:54" (1/1) ... [2019-11-24 21:35:54,947 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:35:54" (1/1) ... [2019-11-24 21:35:55,086 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:35:54" (1/1) ... [2019-11-24 21:35:55,127 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:35:54" (1/1) ... [2019-11-24 21:35:55,160 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:35:54" (1/1) ... [2019-11-24 21:35:55,192 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:35:55,207 INFO L168 Benchmark]: Toolchain (without parser) took 4256.66 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 824.3 MB in the end (delta: 137.4 MB). Peak memory consumption was 137.4 MB. Max. memory is 12.5 GB. [2019-11-24 21:35:55,209 INFO L168 Benchmark]: CDTParser took 2.35 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. [2019-11-24 21:35:55,213 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3572.17 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 841.5 MB in the end (delta: 120.2 MB). Peak memory consumption was 120.3 MB. Max. memory is 12.5 GB. [2019-11-24 21:35:55,218 INFO L168 Benchmark]: Boogie Procedure Inliner took 356.07 ms. Allocated memory is still 1.0 GB. Free memory was 841.5 MB in the beginning and 835.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:35:55,220 INFO L168 Benchmark]: Boogie Preprocessor took 319.64 ms. Allocated memory is still 1.0 GB. Free memory was 835.7 MB in the beginning and 824.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 21:35:55,236 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.35 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 3572.17 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 841.5 MB in the end (delta: 120.2 MB). Peak memory consumption was 120.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 356.07 ms. Allocated memory is still 1.0 GB. Free memory was 841.5 MB in the beginning and 835.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 319.64 ms. Allocated memory is still 1.0 GB. Free memory was 835.7 MB in the beginning and 824.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 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 0.1.24-32f2683 [2019-11-24 21:35:59,199 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:35:59,204 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:35:59,238 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:35:59,239 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:35:59,243 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:35:59,245 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:35:59,262 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:35:59,268 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:35:59,273 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:35:59,278 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:35:59,283 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:35:59,284 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:35:59,289 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:35:59,292 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:35:59,298 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:35:59,300 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:35:59,306 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:35:59,312 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:35:59,320 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:35:59,325 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:35:59,331 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:35:59,333 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:35:59,340 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:35:59,347 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:35:59,348 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:35:59,348 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:35:59,353 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:35:59,354 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:35:59,355 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:35:59,357 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:35:59,358 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:35:59,359 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:35:59,363 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:35:59,367 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:35:59,367 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:35:59,369 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:35:59,372 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:35:59,372 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:35:59,375 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:35:59,377 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:35:59,378 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 21:35:59,417 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:35:59,419 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:35:59,421 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:35:59,427 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:35:59,427 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:35:59,428 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:35:59,428 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:35:59,428 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:35:59,429 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:35:59,431 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:35:59,432 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:35:59,432 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:35:59,433 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:35:59,433 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 21:35:59,434 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 21:35:59,436 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:35:59,436 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:35:59,436 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:35:59,437 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:35:59,437 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:35:59,437 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:35:59,439 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:35:59,439 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:35:59,440 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:35:59,440 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:35:59,442 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:35:59,442 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:35:59,442 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 21:35:59,443 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 21:35:59,445 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:35:59,446 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 21:35:59,446 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 -> 25e3c208540a6e43f30bad444471941eba7b6402 [2019-11-24 21:35:59,995 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:36:00,024 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:36:00,033 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:36:00,035 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:36:00,040 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:36:00,041 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-complex/workstealqueue_mutex-2.i [2019-11-24 21:36:00,196 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8b97fd409/1296128085164d1dac249d65bbaa846f/FLAG3f80cc932 [2019-11-24 21:36:01,599 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:36:01,602 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-complex/workstealqueue_mutex-2.i [2019-11-24 21:36:01,671 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8b97fd409/1296128085164d1dac249d65bbaa846f/FLAG3f80cc932 [2019-11-24 21:36:02,007 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8b97fd409/1296128085164d1dac249d65bbaa846f [2019-11-24 21:36:02,022 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:36:02,025 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:36:02,034 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:36:02,034 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:36:02,044 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:36:02,045 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:36:02" (1/1) ... [2019-11-24 21:36:02,054 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@451382cc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:36:02, skipping insertion in model container [2019-11-24 21:36:02,055 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:36:02" (1/1) ... [2019-11-24 21:36:02,072 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:36:02,232 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:36:04,598 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:36:04,645 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:36:04,932 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:36:06,058 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:36:06,060 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:36:06 WrapperNode [2019-11-24 21:36:06,060 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:36:06,062 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:36:06,065 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:36:06,067 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:36:06,088 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:36:06" (1/1) ... [2019-11-24 21:36:06,214 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:36:06" (1/1) ... [2019-11-24 21:36:06,418 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:36:06,421 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:36:06,421 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:36:06,422 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:36:06,443 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:36:06" (1/1) ... [2019-11-24 21:36:06,447 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:36:06" (1/1) ... [2019-11-24 21:36:06,500 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:36:06" (1/1) ... [2019-11-24 21:36:06,512 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:36:06" (1/1) ... [2019-11-24 21:36:06,682 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:36:06" (1/1) ... [2019-11-24 21:36:06,722 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:36:06" (1/1) ... [2019-11-24 21:36:06,770 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:36:06" (1/1) ... [2019-11-24 21:36:06,818 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:36:06,831 INFO L168 Benchmark]: Toolchain (without parser) took 4799.02 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 824.1 MB in the end (delta: 130.4 MB). Peak memory consumption was 130.5 MB. Max. memory is 12.5 GB. [2019-11-24 21:36:06,832 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. [2019-11-24 21:36:06,837 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4027.20 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 847.0 MB in the end (delta: 107.5 MB). Peak memory consumption was 107.6 MB. Max. memory is 12.5 GB. [2019-11-24 21:36:06,839 INFO L168 Benchmark]: Boogie Procedure Inliner took 359.06 ms. Allocated memory is still 1.0 GB. Free memory was 847.0 MB in the beginning and 835.5 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 21:36:06,841 INFO L168 Benchmark]: Boogie Preprocessor took 399.70 ms. Allocated memory is still 1.0 GB. Free memory was 835.5 MB in the beginning and 824.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 21:36:06,855 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 4027.20 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 847.0 MB in the end (delta: 107.5 MB). Peak memory consumption was 107.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 359.06 ms. Allocated memory is still 1.0 GB. Free memory was 847.0 MB in the beginning and 835.5 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 399.70 ms. Allocated memory is still 1.0 GB. Free memory was 835.5 MB in the beginning and 824.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...