./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/pthread/queue_ok_longest.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/queue_ok_longest.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 4ed0796d7239cf5c6686ccfabbff4294cd680027 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/queue_ok_longest.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 4ed0796d7239cf5c6686ccfabbff4294cd680027 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 23:12:43,645 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:12:43,650 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:12:43,675 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:12:43,675 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:12:43,677 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:12:43,680 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:12:43,693 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:12:43,700 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:12:43,703 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:12:43,704 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:12:43,709 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:12:43,709 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:12:43,712 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:12:43,715 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:12:43,717 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:12:43,720 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:12:43,721 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:12:43,723 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:12:43,729 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:12:43,736 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:12:43,740 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:12:43,741 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:12:43,744 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:12:43,750 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:12:43,750 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:12:43,751 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:12:43,752 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:12:43,755 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:12:43,756 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:12:43,756 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:12:43,757 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:12:43,757 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:12:43,761 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:12:43,762 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:12:43,762 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:12:43,765 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:12:43,766 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:12:43,766 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:12:43,767 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:12:43,768 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:12:43,770 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 23:12:43,797 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:12:43,800 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:12:43,802 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:12:43,802 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:12:43,802 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:12:43,803 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:12:43,805 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 23:12:43,805 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 23:12:43,805 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 23:12:43,805 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:12:43,806 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:12:43,807 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:12:43,807 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:12:43,807 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 23:12:43,807 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:12:43,808 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:12:43,808 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:12:43,808 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:12:43,810 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:12:43,810 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:12:43,810 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:12:43,810 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:12:43,811 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:12:43,811 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:12:43,811 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:12:43,811 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 23:12:43,813 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 23:12:43,813 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:12:43,813 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 -> 4ed0796d7239cf5c6686ccfabbff4294cd680027 [2019-11-25 23:12:44,263 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:12:44,283 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:12:44,286 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:12:44,289 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:12:44,292 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:12:44,293 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread/queue_ok_longest.i [2019-11-25 23:12:44,403 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3e5f30ab8/10505370ff2c4f77b26bc5582dca2a7c/FLAGf116c2245 [2019-11-25 23:12:45,249 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:12:45,252 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread/queue_ok_longest.i [2019-11-25 23:12:45,282 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3e5f30ab8/10505370ff2c4f77b26bc5582dca2a7c/FLAGf116c2245 [2019-11-25 23:12:45,407 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3e5f30ab8/10505370ff2c4f77b26bc5582dca2a7c [2019-11-25 23:12:45,414 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:12:45,415 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:12:45,420 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:12:45,420 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:12:45,425 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:12:45,427 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:12:45" (1/1) ... [2019-11-25 23:12:45,437 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f9a9c64 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:45, skipping insertion in model container [2019-11-25 23:12:45,437 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:12:45" (1/1) ... [2019-11-25 23:12:45,449 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:12:45,533 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:12:46,451 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:12:46,480 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:12:46,596 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:12:46,856 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:12:46,857 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:46 WrapperNode [2019-11-25 23:12:46,858 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:12:46,859 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:12:46,861 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:12:46,861 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:12:46,875 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:46" (1/1) ... [2019-11-25 23:12:46,935 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:46" (1/1) ... [2019-11-25 23:12:46,999 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:12:47,001 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:12:47,003 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:12:47,003 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:12:47,018 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:46" (1/1) ... [2019-11-25 23:12:47,022 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:46" (1/1) ... [2019-11-25 23:12:47,038 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:46" (1/1) ... [2019-11-25 23:12:47,039 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:46" (1/1) ... [2019-11-25 23:12:47,062 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:46" (1/1) ... [2019-11-25 23:12:47,081 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:46" (1/1) ... [2019-11-25 23:12:47,091 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:46" (1/1) ... [2019-11-25 23:12:47,099 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:12:47,109 INFO L168 Benchmark]: Toolchain (without parser) took 1687.41 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 932.2 MB in the end (delta: 28.1 MB). Peak memory consumption was 28.2 MB. Max. memory is 12.5 GB. [2019-11-25 23:12:47,110 INFO L168 Benchmark]: CDTParser took 0.23 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 23:12:47,111 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1439.05 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 937.9 MB in the end (delta: 22.4 MB). Peak memory consumption was 22.4 MB. Max. memory is 12.5 GB. [2019-11-25 23:12:47,114 INFO L168 Benchmark]: Boogie Procedure Inliner took 141.89 ms. Allocated memory is still 1.0 GB. Free memory was 937.9 MB in the beginning and 932.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:12:47,116 INFO L168 Benchmark]: Boogie Preprocessor took 99.53 ms. Allocated memory is still 1.0 GB. Free memory is still 932.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 23:12:47,124 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 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 1439.05 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 937.9 MB in the end (delta: 22.4 MB). Peak memory consumption was 22.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 141.89 ms. Allocated memory is still 1.0 GB. Free memory was 937.9 MB in the beginning and 932.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 99.53 ms. Allocated memory is still 1.0 GB. Free memory is still 932.2 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-65d6cd2 [2019-11-25 23:12:49,864 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:12:49,869 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:12:49,892 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:12:49,893 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:12:49,898 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:12:49,900 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:12:49,913 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:12:49,918 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:12:49,923 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:12:49,926 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:12:49,929 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:12:49,929 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:12:49,932 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:12:49,933 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:12:49,935 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:12:49,936 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:12:49,940 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:12:49,943 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:12:49,948 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:12:49,955 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:12:49,960 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:12:49,961 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:12:49,963 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:12:49,970 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:12:49,970 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:12:49,970 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:12:49,972 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:12:49,974 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:12:49,975 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:12:49,975 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:12:49,976 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:12:49,977 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:12:49,980 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:12:49,982 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:12:49,982 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:12:49,983 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:12:49,985 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:12:49,985 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:12:49,986 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:12:49,987 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:12:49,988 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 23:12:50,016 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:12:50,016 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:12:50,021 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:12:50,021 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:12:50,021 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:12:50,021 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:12:50,022 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 23:12:50,022 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 23:12:50,022 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:12:50,022 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:12:50,023 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:12:50,025 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:12:50,025 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 23:12:50,025 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 23:12:50,026 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 23:12:50,026 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:12:50,026 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:12:50,026 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:12:50,026 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:12:50,028 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:12:50,028 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:12:50,028 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:12:50,028 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:12:50,028 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:12:50,029 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:12:50,029 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:12:50,031 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 23:12:50,031 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 23:12:50,031 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:12:50,031 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 23:12:50,032 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 -> 4ed0796d7239cf5c6686ccfabbff4294cd680027 [2019-11-25 23:12:50,426 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:12:50,444 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:12:50,453 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:12:50,454 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:12:50,455 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:12:50,458 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread/queue_ok_longest.i [2019-11-25 23:12:50,564 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b9bd58420/e2f49bbf0247497da51ea11e7682e537/FLAGee7439e8a [2019-11-25 23:12:51,499 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:12:51,503 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread/queue_ok_longest.i [2019-11-25 23:12:51,538 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b9bd58420/e2f49bbf0247497da51ea11e7682e537/FLAGee7439e8a [2019-11-25 23:12:51,637 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b9bd58420/e2f49bbf0247497da51ea11e7682e537 [2019-11-25 23:12:51,641 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:12:51,643 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:12:51,655 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:12:51,655 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:12:51,658 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:12:51,659 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:12:51" (1/1) ... [2019-11-25 23:12:51,662 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ef5a3f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:51, skipping insertion in model container [2019-11-25 23:12:51,662 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:12:51" (1/1) ... [2019-11-25 23:12:51,669 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:12:51,761 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:12:52,656 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:12:52,687 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:12:52,812 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:12:53,075 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:12:53,076 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:53 WrapperNode [2019-11-25 23:12:53,076 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:12:53,077 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:12:53,080 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:12:53,080 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:12:53,094 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:53" (1/1) ... [2019-11-25 23:12:53,156 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:53" (1/1) ... [2019-11-25 23:12:53,220 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:12:53,221 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:12:53,222 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:12:53,222 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:12:53,239 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:53" (1/1) ... [2019-11-25 23:12:53,242 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:53" (1/1) ... [2019-11-25 23:12:53,257 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:53" (1/1) ... [2019-11-25 23:12:53,259 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:53" (1/1) ... [2019-11-25 23:12:53,291 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:53" (1/1) ... [2019-11-25 23:12:53,305 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:53" (1/1) ... [2019-11-25 23:12:53,313 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:53" (1/1) ... [2019-11-25 23:12:53,325 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:12:53,332 INFO L168 Benchmark]: Toolchain (without parser) took 1688.90 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 933.6 MB in the end (delta: 28.1 MB). Peak memory consumption was 28.2 MB. Max. memory is 12.5 GB. [2019-11-25 23:12:53,336 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. [2019-11-25 23:12:53,337 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1422.05 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 939.3 MB in the end (delta: 22.4 MB). Peak memory consumption was 22.4 MB. Max. memory is 12.5 GB. [2019-11-25 23:12:53,340 INFO L168 Benchmark]: Boogie Procedure Inliner took 143.39 ms. Allocated memory is still 1.0 GB. Free memory was 939.3 MB in the beginning and 933.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:12:53,341 INFO L168 Benchmark]: Boogie Preprocessor took 108.79 ms. Allocated memory is still 1.0 GB. Free memory is still 933.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 23:12:53,348 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 1422.05 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 939.3 MB in the end (delta: 22.4 MB). Peak memory consumption was 22.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 143.39 ms. Allocated memory is still 1.0 GB. Free memory was 939.3 MB in the beginning and 933.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 108.79 ms. Allocated memory is still 1.0 GB. Free memory is still 933.6 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...