./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 509859d6 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 0.1.24-509859d [2019-11-27 16:39:19,778 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:39:19,784 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:39:19,831 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:39:19,832 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:39:19,834 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:39:19,840 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:39:19,857 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:39:19,861 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:39:19,868 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:39:19,870 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:39:19,874 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:39:19,876 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:39:19,882 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:39:19,884 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:39:19,890 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:39:19,892 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:39:19,898 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:39:19,903 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:39:19,912 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:39:19,917 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:39:19,924 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:39:19,928 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:39:19,934 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:39:19,941 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:39:19,942 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:39:19,942 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:39:19,944 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:39:19,947 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:39:19,948 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:39:19,949 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:39:19,956 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:39:19,958 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:39:19,959 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:39:19,963 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:39:19,964 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:39:19,965 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:39:19,966 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:39:19,966 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:39:19,969 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:39:19,975 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:39:19,976 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:39:20,014 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:39:20,014 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:39:20,021 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:39:20,021 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:39:20,021 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:39:20,022 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:39:20,022 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:39:20,022 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:39:20,023 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:39:20,023 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:39:20,024 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:39:20,027 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:39:20,027 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:39:20,028 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:39:20,028 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:39:20,028 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:39:20,029 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:39:20,029 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:39:20,032 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:39:20,032 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:39:20,032 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:39:20,033 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:39:20,033 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:39:20,033 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:39:20,034 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:39:20,034 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:39:20,034 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:39:20,035 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:39:20,039 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 [2019-11-27 16:39:20,555 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:39:20,584 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:39:20,593 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:39:20,595 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:39:20,600 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:39:20,601 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-complex/workstealqueue_mutex-2.i [2019-11-27 16:39:20,758 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/95b32b678/2b27bcdedf0943d1a60955eb63f92169/FLAG43c02e93c [2019-11-27 16:39:22,009 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:39:22,014 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-complex/workstealqueue_mutex-2.i [2019-11-27 16:39:22,063 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/95b32b678/2b27bcdedf0943d1a60955eb63f92169/FLAG43c02e93c [2019-11-27 16:39:22,359 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/95b32b678/2b27bcdedf0943d1a60955eb63f92169 [2019-11-27 16:39:22,363 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:39:22,365 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:39:22,377 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:39:22,380 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:39:22,385 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:39:22,387 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:39:22" (1/1) ... [2019-11-27 16:39:22,393 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5711e6d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:39:22, skipping insertion in model container [2019-11-27 16:39:22,394 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:39:22" (1/1) ... [2019-11-27 16:39:22,410 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:39:22,558 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:39:24,825 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:39:24,862 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:39:25,106 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:39:26,180 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:39:26,183 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:39:26 WrapperNode [2019-11-27 16:39:26,185 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:39:26,186 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:39:26,189 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:39:26,189 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:39:26,208 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:39:26" (1/1) ... [2019-11-27 16:39:26,328 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:39:26" (1/1) ... [2019-11-27 16:39:26,550 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:39:26,552 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:39:26,554 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:39:26,554 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:39:26,576 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:39:26" (1/1) ... [2019-11-27 16:39:26,580 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:39:26" (1/1) ... [2019-11-27 16:39:26,632 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:39:26" (1/1) ... [2019-11-27 16:39:26,642 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:39:26" (1/1) ... [2019-11-27 16:39:26,807 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:39:26" (1/1) ... [2019-11-27 16:39:26,854 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:39:26" (1/1) ... [2019-11-27 16:39:26,892 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:39:26" (1/1) ... [2019-11-27 16:39:26,941 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:39:26,954 INFO L168 Benchmark]: Toolchain (without parser) took 4584.42 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 957.4 MB in the beginning and 829.9 MB in the end (delta: 127.5 MB). Peak memory consumption was 127.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:39:26,957 INFO L168 Benchmark]: CDTParser took 0.29 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 16:39:26,960 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3808.67 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 957.4 MB in the beginning and 847.1 MB in the end (delta: 110.3 MB). Peak memory consumption was 110.3 MB. Max. memory is 12.5 GB. [2019-11-27 16:39:26,963 INFO L168 Benchmark]: Boogie Procedure Inliner took 365.72 ms. Allocated memory is still 1.0 GB. Free memory was 847.1 MB in the beginning and 841.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:39:26,964 INFO L168 Benchmark]: Boogie Preprocessor took 394.38 ms. Allocated memory is still 1.0 GB. Free memory was 841.4 MB in the beginning and 829.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:39:26,975 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 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 3808.67 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 957.4 MB in the beginning and 847.1 MB in the end (delta: 110.3 MB). Peak memory consumption was 110.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 365.72 ms. Allocated memory is still 1.0 GB. Free memory was 847.1 MB in the beginning and 841.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 394.38 ms. Allocated memory is still 1.0 GB. Free memory was 841.4 MB in the beginning and 829.9 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 0.1.24-509859d [2019-11-27 16:39:30,848 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:39:30,855 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:39:30,892 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:39:30,893 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:39:30,895 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:39:30,897 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:39:30,907 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:39:30,924 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:39:30,928 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:39:30,933 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:39:30,935 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:39:30,940 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:39:30,944 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:39:30,947 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:39:30,950 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:39:30,957 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:39:30,960 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:39:30,968 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:39:30,976 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:39:30,981 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:39:30,988 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:39:30,991 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:39:30,997 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:39:31,005 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:39:31,006 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:39:31,006 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:39:31,011 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:39:31,012 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:39:31,014 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:39:31,015 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:39:31,016 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:39:31,018 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:39:31,020 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:39:31,025 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:39:31,025 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:39:31,028 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:39:31,030 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:39:31,030 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:39:31,034 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:39:31,037 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:39:31,038 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:39:31,081 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:39:31,082 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:39:31,086 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:39:31,088 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:39:31,088 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:39:31,088 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:39:31,091 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:39:31,091 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:39:31,091 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:39:31,092 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:39:31,093 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:39:31,093 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:39:31,094 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:39:31,096 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:39:31,096 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:39:31,096 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:39:31,097 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:39:31,097 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:39:31,097 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:39:31,099 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:39:31,099 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:39:31,099 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:39:31,100 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:39:31,101 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:39:31,101 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:39:31,101 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:39:31,102 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:39:31,103 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:39:31,103 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:39:31,103 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:39:31,107 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 [2019-11-27 16:39:31,708 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:39:31,735 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:39:31,742 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:39:31,746 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:39:31,748 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:39:31,753 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-complex/workstealqueue_mutex-2.i [2019-11-27 16:39:31,904 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cc74ebcc9/4dad47fca3734401b52830461144589a/FLAG5215409ab [2019-11-27 16:39:33,389 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:39:33,393 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-complex/workstealqueue_mutex-2.i [2019-11-27 16:39:33,455 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cc74ebcc9/4dad47fca3734401b52830461144589a/FLAG5215409ab [2019-11-27 16:39:33,494 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cc74ebcc9/4dad47fca3734401b52830461144589a [2019-11-27 16:39:33,502 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:39:33,510 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:39:33,514 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:39:33,515 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:39:33,523 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:39:33,524 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:39:33" (1/1) ... [2019-11-27 16:39:33,531 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b52569d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:39:33, skipping insertion in model container [2019-11-27 16:39:33,531 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:39:33" (1/1) ... [2019-11-27 16:39:33,548 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:39:33,704 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:39:35,639 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:39:35,687 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:39:35,963 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:39:36,947 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:39:36,950 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:39:36 WrapperNode [2019-11-27 16:39:36,951 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:39:36,952 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:39:36,955 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:39:36,955 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:39:36,977 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:39:36" (1/1) ... [2019-11-27 16:39:37,087 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:39:36" (1/1) ... [2019-11-27 16:39:37,295 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:39:37,296 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:39:37,296 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:39:37,296 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:39:37,317 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:39:36" (1/1) ... [2019-11-27 16:39:37,318 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:39:36" (1/1) ... [2019-11-27 16:39:37,379 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:39:36" (1/1) ... [2019-11-27 16:39:37,382 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:39:36" (1/1) ... [2019-11-27 16:39:37,565 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:39:36" (1/1) ... [2019-11-27 16:39:37,600 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:39:36" (1/1) ... [2019-11-27 16:39:37,641 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:39:36" (1/1) ... [2019-11-27 16:39:37,693 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:39:37,701 INFO L168 Benchmark]: Toolchain (without parser) took 4185.87 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.9 MB in the beginning and 818.4 MB in the end (delta: 137.5 MB). Peak memory consumption was 137.6 MB. Max. memory is 12.5 GB. [2019-11-27 16:39:37,702 INFO L168 Benchmark]: CDTParser took 0.45 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 16:39:37,706 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3437.23 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.9 MB in the beginning and 841.3 MB in the end (delta: 114.6 MB). Peak memory consumption was 114.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:39:37,709 INFO L168 Benchmark]: Boogie Procedure Inliner took 343.55 ms. Allocated memory is still 1.0 GB. Free memory was 841.3 MB in the beginning and 829.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:39:37,713 INFO L168 Benchmark]: Boogie Preprocessor took 397.13 ms. Allocated memory is still 1.0 GB. Free memory was 829.9 MB in the beginning and 818.4 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:39:37,727 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.45 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 3437.23 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.9 MB in the beginning and 841.3 MB in the end (delta: 114.6 MB). Peak memory consumption was 114.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 343.55 ms. Allocated memory is still 1.0 GB. Free memory was 841.3 MB in the beginning and 829.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 397.13 ms. Allocated memory is still 1.0 GB. Free memory was 829.9 MB in the beginning and 818.4 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...