./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 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/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 0.1.24-509859d [2019-11-27 16:29:33,816 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:29:33,819 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:29:33,844 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:29:33,845 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:29:33,848 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:29:33,850 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:29:33,879 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:29:33,882 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:29:33,890 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:29:33,892 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:29:33,896 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:29:33,900 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:29:33,904 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:29:33,908 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:29:33,911 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:29:33,914 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:29:33,920 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:29:33,925 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:29:33,933 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:29:33,939 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:29:33,947 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:29:33,949 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:29:33,956 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:29:33,961 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:29:33,962 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:29:33,962 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:29:33,967 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:29:33,967 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:29:33,970 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:29:33,973 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:29:33,974 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:29:33,976 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:29:33,980 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:29:33,982 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:29:33,985 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:29:33,986 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:29:33,987 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:29:33,987 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:29:33,990 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:29:33,992 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:29:33,995 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:29:34,033 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:29:34,037 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:29:34,040 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:29:34,041 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:29:34,041 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:29:34,042 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:29:34,042 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:29:34,044 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:29:34,044 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:29:34,044 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:29:34,045 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:29:34,047 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:29:34,047 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:29:34,047 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:29:34,050 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:29:34,050 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:29:34,050 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:29:34,051 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:29:34,051 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:29:34,051 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:29:34,052 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:29:34,053 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:29:34,053 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:29:34,053 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:29:34,055 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:29:34,055 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:29:34,055 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:29:34,058 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:29:34,058 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 [2019-11-27 16:29:34,647 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:29:34,674 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:29:34,683 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:29:34,685 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:29:34,688 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:29:34,689 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread/queue_ok_longer.i [2019-11-27 16:29:34,828 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1edcdd0cb/25d2a482128f4d2f872aa2a63c9ab85c/FLAGdc296fb8b [2019-11-27 16:29:35,948 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:29:35,958 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread/queue_ok_longer.i [2019-11-27 16:29:36,004 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1edcdd0cb/25d2a482128f4d2f872aa2a63c9ab85c/FLAGdc296fb8b [2019-11-27 16:29:36,490 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1edcdd0cb/25d2a482128f4d2f872aa2a63c9ab85c [2019-11-27 16:29:36,495 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:29:36,497 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:29:36,507 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:29:36,507 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:29:36,511 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:29:36,513 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:29:36" (1/1) ... [2019-11-27 16:29:36,517 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@567e1af6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:36, skipping insertion in model container [2019-11-27 16:29:36,517 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:29:36" (1/1) ... [2019-11-27 16:29:36,535 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:29:36,661 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:29:37,900 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:29:37,946 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:29:38,111 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:29:38,466 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:29:38,472 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:38 WrapperNode [2019-11-27 16:29:38,473 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:29:38,474 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:29:38,474 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:29:38,475 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:29:38,495 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:38" (1/1) ... [2019-11-27 16:29:38,569 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:38" (1/1) ... [2019-11-27 16:29:38,669 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:29:38,670 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:29:38,671 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:29:38,673 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:29:38,692 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:38" (1/1) ... [2019-11-27 16:29:38,696 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:38" (1/1) ... [2019-11-27 16:29:38,717 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:38" (1/1) ... [2019-11-27 16:29:38,719 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:38" (1/1) ... [2019-11-27 16:29:38,754 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:38" (1/1) ... [2019-11-27 16:29:38,776 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:38" (1/1) ... [2019-11-27 16:29:38,780 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:38" (1/1) ... [2019-11-27 16:29:38,795 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:29:38,808 INFO L168 Benchmark]: Toolchain (without parser) took 2302.43 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 939.2 MB in the end (delta: 28.2 MB). Peak memory consumption was 28.3 MB. Max. memory is 12.5 GB. [2019-11-27 16:29:38,809 INFO L168 Benchmark]: CDTParser took 1.45 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:29:38,811 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1967.12 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 945.0 MB in the end (delta: 22.5 MB). Peak memory consumption was 26.8 MB. Max. memory is 12.5 GB. [2019-11-27 16:29:38,816 INFO L168 Benchmark]: Boogie Procedure Inliner took 195.61 ms. Allocated memory is still 1.0 GB. Free memory is still 945.0 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:29:38,818 INFO L168 Benchmark]: Boogie Preprocessor took 126.58 ms. Allocated memory is still 1.0 GB. Free memory was 945.0 MB in the beginning and 939.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:29:38,825 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.45 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1967.12 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 945.0 MB in the end (delta: 22.5 MB). Peak memory consumption was 26.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 195.61 ms. Allocated memory is still 1.0 GB. Free memory is still 945.0 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 126.58 ms. Allocated memory is still 1.0 GB. Free memory was 945.0 MB in the beginning and 939.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 16:29:42,633 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:29:42,639 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:29:42,676 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:29:42,678 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:29:42,681 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:29:42,686 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:29:42,701 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:29:42,709 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:29:42,716 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:29:42,718 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:29:42,724 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:29:42,726 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:29:42,731 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:29:42,736 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:29:42,738 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:29:42,741 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:29:42,743 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:29:42,747 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:29:42,755 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:29:42,763 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:29:42,768 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:29:42,771 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:29:42,774 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:29:42,782 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:29:42,784 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:29:42,784 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:29:42,788 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:29:42,788 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:29:42,793 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:29:42,794 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:29:42,796 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:29:42,800 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:29:42,801 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:29:42,805 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:29:42,806 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:29:42,809 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:29:42,810 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:29:42,810 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:29:42,811 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:29:42,815 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:29:42,816 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:29:42,871 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:29:42,874 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:29:42,875 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:29:42,876 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:29:42,877 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:29:42,879 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:29:42,882 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:29:42,882 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:29:42,882 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:29:42,883 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:29:42,883 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:29:42,886 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:29:42,886 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:29:42,886 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:29:42,887 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:29:42,887 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:29:42,889 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:29:42,889 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:29:42,889 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:29:42,890 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:29:42,890 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:29:42,891 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:29:42,892 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:29:42,892 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:29:42,893 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:29:42,895 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:29:42,895 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:29:42,895 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:29:42,896 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:29:42,897 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:29:42,898 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 [2019-11-27 16:29:43,459 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:29:43,488 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:29:43,496 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:29:43,500 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:29:43,503 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:29:43,506 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread/queue_ok_longer.i [2019-11-27 16:29:43,656 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6fec3b066/bf3219d9442d489b95747a9d5f77d42b/FLAGd3eef89b7 [2019-11-27 16:29:44,800 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:29:44,801 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread/queue_ok_longer.i [2019-11-27 16:29:44,848 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6fec3b066/bf3219d9442d489b95747a9d5f77d42b/FLAGd3eef89b7 [2019-11-27 16:29:45,333 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6fec3b066/bf3219d9442d489b95747a9d5f77d42b [2019-11-27 16:29:45,337 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:29:45,339 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:29:45,355 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:29:45,355 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:29:45,363 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:29:45,367 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:29:45" (1/1) ... [2019-11-27 16:29:45,374 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@66f2a298 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:45, skipping insertion in model container [2019-11-27 16:29:45,375 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:29:45" (1/1) ... [2019-11-27 16:29:45,387 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:29:45,512 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:29:46,772 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:29:46,813 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:29:46,995 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:29:47,306 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:29:47,307 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:47 WrapperNode [2019-11-27 16:29:47,307 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:29:47,308 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:29:47,311 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:29:47,311 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:29:47,330 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:47" (1/1) ... [2019-11-27 16:29:47,413 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:47" (1/1) ... [2019-11-27 16:29:47,506 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:29:47,511 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:29:47,511 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:29:47,512 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:29:47,534 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:47" (1/1) ... [2019-11-27 16:29:47,537 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:47" (1/1) ... [2019-11-27 16:29:47,561 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:47" (1/1) ... [2019-11-27 16:29:47,565 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:47" (1/1) ... [2019-11-27 16:29:47,606 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:47" (1/1) ... [2019-11-27 16:29:47,623 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:47" (1/1) ... [2019-11-27 16:29:47,635 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:47" (1/1) ... [2019-11-27 16:29:47,650 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:29:47,662 INFO L168 Benchmark]: Toolchain (without parser) took 2313.35 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 937.8 MB in the end (delta: 22.4 MB). Peak memory consumption was 22.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:29:47,663 INFO L168 Benchmark]: CDTParser took 0.50 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 16:29:47,664 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1952.60 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 943.6 MB in the end (delta: 16.7 MB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. [2019-11-27 16:29:47,665 INFO L168 Benchmark]: Boogie Procedure Inliner took 202.73 ms. Allocated memory is still 1.0 GB. Free memory was 943.6 MB in the beginning and 937.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:29:47,675 INFO L168 Benchmark]: Boogie Preprocessor took 139.01 ms. Allocated memory is still 1.0 GB. Free memory is still 937.8 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:29:47,682 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.50 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 1952.60 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 943.6 MB in the end (delta: 16.7 MB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 202.73 ms. Allocated memory is still 1.0 GB. Free memory was 943.6 MB in the beginning and 937.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 139.01 ms. Allocated memory is still 1.0 GB. Free memory is still 937.8 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...