./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/pthread/queue_ok_longer.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_longer.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 3c8fcbd2e56fc6449811fd1acd07180118cd30cc ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_longer.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 3c8fcbd2e56fc6449811fd1acd07180118cd30cc .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 23:12:44,643 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:12:44,650 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:12:44,681 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:12:44,683 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:12:44,685 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:12:44,690 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:12:44,707 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:12:44,710 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:12:44,717 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:12:44,719 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:12:44,723 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:12:44,726 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:12:44,730 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:12:44,734 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:12:44,741 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:12:44,743 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:12:44,747 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:12:44,750 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:12:44,760 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:12:44,767 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:12:44,773 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:12:44,775 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:12:44,778 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:12:44,786 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:12:44,790 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:12:44,790 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:12:44,793 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:12:44,793 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:12:44,796 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:12:44,798 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:12:44,799 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:12:44,801 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:12:44,807 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:12:44,808 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:12:44,809 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:12:44,811 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:12:44,812 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:12:44,812 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:12:44,818 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:12:44,820 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:12:44,823 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 23:12:44,862 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:12:44,864 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:12:44,869 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:12:44,870 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:12:44,870 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:12:44,872 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:12:44,872 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 23:12:44,872 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 23:12:44,873 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 23:12:44,873 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:12:44,877 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:12:44,877 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:12:44,878 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:12:44,878 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 23:12:44,879 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:12:44,879 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:12:44,879 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:12:44,879 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:12:44,880 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:12:44,882 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:12:44,882 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:12:44,882 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:12:44,883 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:12:44,883 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:12:44,883 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:12:44,884 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 23:12:44,885 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 23:12:44,885 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:12:44,885 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 -> 3c8fcbd2e56fc6449811fd1acd07180118cd30cc [2019-11-25 23:12:45,431 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:12:45,463 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:12:45,469 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:12:45,473 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:12:45,477 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:12:45,478 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread/queue_ok_longer.i [2019-11-25 23:12:45,642 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e68b5bac7/3f4e4f836f7d4686919ceff2673186b9/FLAG0f74a9da8 [2019-11-25 23:12:46,898 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:12:46,899 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread/queue_ok_longer.i [2019-11-25 23:12:46,943 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e68b5bac7/3f4e4f836f7d4686919ceff2673186b9/FLAG0f74a9da8 [2019-11-25 23:12:46,985 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e68b5bac7/3f4e4f836f7d4686919ceff2673186b9 [2019-11-25 23:12:46,996 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:12:47,002 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:12:47,007 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:12:47,007 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:12:47,017 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:12:47,018 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:12:46" (1/1) ... [2019-11-25 23:12:47,029 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7694153d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:47, skipping insertion in model container [2019-11-25 23:12:47,030 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:12:46" (1/1) ... [2019-11-25 23:12:47,051 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:12:47,172 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:12:48,456 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:12:48,501 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:12:48,683 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:12:49,084 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:12:49,085 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:49 WrapperNode [2019-11-25 23:12:49,086 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:12:49,089 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:12:49,089 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:12:49,091 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:12:49,111 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:49" (1/1) ... [2019-11-25 23:12:49,191 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:49" (1/1) ... [2019-11-25 23:12:49,290 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:12:49,293 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:12:49,295 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:12:49,295 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:12:49,321 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:49" (1/1) ... [2019-11-25 23:12:49,321 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:49" (1/1) ... [2019-11-25 23:12:49,349 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:49" (1/1) ... [2019-11-25 23:12:49,350 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:49" (1/1) ... [2019-11-25 23:12:49,385 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:49" (1/1) ... [2019-11-25 23:12:49,400 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:49" (1/1) ... [2019-11-25 23:12:49,407 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:49" (1/1) ... [2019-11-25 23:12:49,429 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:12:49,439 INFO L168 Benchmark]: Toolchain (without parser) took 2430.85 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 932.2 MB in the end (delta: 29.5 MB). Peak memory consumption was 29.6 MB. Max. memory is 12.5 GB. [2019-11-25 23:12:49,443 INFO L168 Benchmark]: CDTParser took 3.32 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 23:12:49,449 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2080.13 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 937.9 MB in the end (delta: 23.8 MB). Peak memory consumption was 23.9 MB. Max. memory is 12.5 GB. [2019-11-25 23:12:49,451 INFO L168 Benchmark]: Boogie Procedure Inliner took 203.61 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 23:12:49,454 INFO L168 Benchmark]: Boogie Preprocessor took 136.73 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 23:12:49,465 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.32 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 2080.13 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 937.9 MB in the end (delta: 23.8 MB). Peak memory consumption was 23.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 203.61 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 136.73 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 23:12:53,312 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:12:53,319 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:12:53,345 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:12:53,346 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:12:53,349 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:12:53,359 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:12:53,375 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:12:53,381 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:12:53,385 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:12:53,386 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:12:53,391 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:12:53,395 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:12:53,399 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:12:53,402 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:12:53,406 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:12:53,410 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:12:53,415 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:12:53,421 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:12:53,429 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:12:53,435 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:12:53,446 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:12:53,448 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:12:53,450 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:12:53,458 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:12:53,459 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:12:53,459 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:12:53,464 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:12:53,465 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:12:53,466 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:12:53,468 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:12:53,469 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:12:53,471 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:12:53,475 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:12:53,477 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:12:53,479 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:12:53,480 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:12:53,482 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:12:53,482 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:12:53,483 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:12:53,488 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:12:53,489 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 23:12:53,532 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:12:53,533 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:12:53,536 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:12:53,538 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:12:53,538 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:12:53,539 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:12:53,540 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 23:12:53,540 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 23:12:53,540 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:12:53,543 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:12:53,544 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:12:53,545 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:12:53,545 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 23:12:53,546 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 23:12:53,546 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 23:12:53,546 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:12:53,548 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:12:53,548 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:12:53,548 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:12:53,550 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:12:53,550 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:12:53,550 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:12:53,553 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:12:53,553 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:12:53,554 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:12:53,554 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:12:53,554 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 23:12:53,555 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 23:12:53,558 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:12:53,558 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 23:12:53,559 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 -> 3c8fcbd2e56fc6449811fd1acd07180118cd30cc [2019-11-25 23:12:54,145 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:12:54,174 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:12:54,182 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:12:54,186 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:12:54,187 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:12:54,190 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread/queue_ok_longer.i [2019-11-25 23:12:54,353 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/849195e6e/a023358e4f5645d3a372485bc6f317d7/FLAG53f9c4ac9 [2019-11-25 23:12:55,614 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:12:55,619 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread/queue_ok_longer.i [2019-11-25 23:12:55,658 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/849195e6e/a023358e4f5645d3a372485bc6f317d7/FLAG53f9c4ac9 [2019-11-25 23:12:56,173 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/849195e6e/a023358e4f5645d3a372485bc6f317d7 [2019-11-25 23:12:56,180 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:12:56,182 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:12:56,199 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:12:56,199 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:12:56,204 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:12:56,206 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:12:56" (1/1) ... [2019-11-25 23:12:56,209 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@27008fca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:56, skipping insertion in model container [2019-11-25 23:12:56,210 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:12:56" (1/1) ... [2019-11-25 23:12:56,219 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:12:56,345 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:12:57,615 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:12:57,662 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:12:57,836 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:12:58,212 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:12:58,216 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:58 WrapperNode [2019-11-25 23:12:58,216 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:12:58,217 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:12:58,217 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:12:58,217 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:12:58,239 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:58" (1/1) ... [2019-11-25 23:12:58,326 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:58" (1/1) ... [2019-11-25 23:12:58,415 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:12:58,416 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:12:58,416 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:12:58,417 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:12:58,438 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:58" (1/1) ... [2019-11-25 23:12:58,440 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:58" (1/1) ... [2019-11-25 23:12:58,463 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:58" (1/1) ... [2019-11-25 23:12:58,466 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:58" (1/1) ... [2019-11-25 23:12:58,503 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:58" (1/1) ... [2019-11-25 23:12:58,528 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:58" (1/1) ... [2019-11-25 23:12:58,538 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:12:58" (1/1) ... [2019-11-25 23:12:58,551 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:12:58,565 INFO L168 Benchmark]: Toolchain (without parser) took 2373.17 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 933.5 MB in the end (delta: 28.2 MB). Peak memory consumption was 28.2 MB. Max. memory is 12.5 GB. [2019-11-25 23:12:58,566 INFO L168 Benchmark]: CDTParser took 0.40 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 23:12:58,567 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2017.60 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 939.2 MB in the end (delta: 22.4 MB). Peak memory consumption was 22.5 MB. Max. memory is 12.5 GB. [2019-11-25 23:12:58,572 INFO L168 Benchmark]: Boogie Procedure Inliner took 198.28 ms. Allocated memory is still 1.0 GB. Free memory was 939.2 MB in the beginning and 933.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:12:58,573 INFO L168 Benchmark]: Boogie Preprocessor took 137.09 ms. Allocated memory is still 1.0 GB. Free memory is still 933.5 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 23:12:58,580 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40 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 2017.60 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 939.2 MB in the end (delta: 22.4 MB). Peak memory consumption was 22.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 198.28 ms. Allocated memory is still 1.0 GB. Free memory was 939.2 MB in the beginning and 933.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 137.09 ms. Allocated memory is still 1.0 GB. Free memory is still 933.5 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...