./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/pthread-ext/15_dekker.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 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-ext/15_dekker.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 316c62654735ab7f9412d0ff424f710640d92e79 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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-ext/15_dekker.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 316c62654735ab7f9412d0ff424f710640d92e79 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 10:08:13,914 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:08:13,916 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:08:13,937 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:08:13,938 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:08:13,946 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:08:13,950 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:08:13,953 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:08:13,968 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:08:13,974 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:08:13,975 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:08:13,980 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:08:13,981 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:08:13,982 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:08:13,984 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:08:13,988 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:08:13,989 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:08:13,991 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:08:13,994 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:08:14,001 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:08:14,008 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:08:14,012 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:08:14,014 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:08:14,018 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:08:14,023 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:08:14,024 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:08:14,024 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:08:14,028 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:08:14,028 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:08:14,029 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:08:14,029 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:08:14,030 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:08:14,032 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:08:14,034 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:08:14,035 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:08:14,037 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:08:14,038 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:08:14,040 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:08:14,040 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:08:14,041 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:08:14,043 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:08:14,044 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 10:08:14,072 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:08:14,075 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:08:14,078 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:08:14,078 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:08:14,078 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:08:14,078 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:08:14,079 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:08:14,081 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 10:08:14,081 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:08:14,081 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:08:14,082 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:08:14,082 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:08:14,083 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:08:14,083 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:08:14,083 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:08:14,083 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:08:14,084 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:08:14,084 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:08:14,086 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:08:14,086 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:08:14,086 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:08:14,086 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:08:14,087 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:08:14,087 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:08:14,087 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:08:14,087 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 10:08:14,087 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 10:08:14,089 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:08:14,089 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 -> 316c62654735ab7f9412d0ff424f710640d92e79 [2019-11-27 10:08:14,562 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:08:14,577 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:08:14,584 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:08:14,586 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:08:14,589 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:08:14,590 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-ext/15_dekker.i [2019-11-27 10:08:14,692 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c68a21b7b/ba24ba15f2eb43b2a97f4b4b5feee5a8/FLAG94b5d863f [2019-11-27 10:08:15,527 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:08:15,531 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-ext/15_dekker.i [2019-11-27 10:08:15,555 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c68a21b7b/ba24ba15f2eb43b2a97f4b4b5feee5a8/FLAG94b5d863f [2019-11-27 10:08:15,705 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c68a21b7b/ba24ba15f2eb43b2a97f4b4b5feee5a8 [2019-11-27 10:08:15,712 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:08:15,713 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:08:15,716 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:08:15,717 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:08:15,723 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:08:15,724 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:08:15" (1/1) ... [2019-11-27 10:08:15,730 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 10:08:15, skipping insertion in model container [2019-11-27 10:08:15,731 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:08:15" (1/1) ... [2019-11-27 10:08:15,744 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:08:15,813 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:08:16,442 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:08:16,468 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:08:16,568 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:08:16,679 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:08:16,680 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:08:16 WrapperNode [2019-11-27 10:08:16,681 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:08:16,682 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:08:16,684 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:08:16,684 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:08:16,696 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:08:16" (1/1) ... [2019-11-27 10:08:16,736 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:08:16" (1/1) ... [2019-11-27 10:08:16,757 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:08:16,759 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:08:16,759 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:08:16,759 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:08:16,767 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:08:16" (1/1) ... [2019-11-27 10:08:16,767 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:08:16" (1/1) ... [2019-11-27 10:08:16,783 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:08:16" (1/1) ... [2019-11-27 10:08:16,784 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:08:16" (1/1) ... [2019-11-27 10:08:16,792 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:08:16" (1/1) ... [2019-11-27 10:08:16,802 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:08:16" (1/1) ... [2019-11-27 10:08:16,807 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:08:16" (1/1) ... [2019-11-27 10:08:16,812 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:08:16,820 INFO L168 Benchmark]: Toolchain (without parser) took 1101.59 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 966.7 MB in the end (delta: -5.0 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:08:16,820 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. [2019-11-27 10:08:16,822 INFO L168 Benchmark]: CACSL2BoogieTranslator took 965.89 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 966.7 MB in the end (delta: -5.0 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-27 10:08:16,826 INFO L168 Benchmark]: Boogie Procedure Inliner took 76.79 ms. Allocated memory is still 1.0 GB. Free memory is still 966.7 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:08:16,827 INFO L168 Benchmark]: Boogie Preprocessor took 53.86 ms. Allocated memory is still 1.0 GB. Free memory is still 966.7 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:08:16,830 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 965.89 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 966.7 MB in the end (delta: -5.0 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 76.79 ms. Allocated memory is still 1.0 GB. Free memory is still 966.7 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 53.86 ms. Allocated memory is still 1.0 GB. Free memory is still 966.7 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-da95e15 [2019-11-27 10:08:19,530 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:08:19,534 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:08:19,558 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:08:19,561 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:08:19,563 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:08:19,564 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:08:19,577 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:08:19,581 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:08:19,588 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:08:19,589 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:08:19,591 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:08:19,593 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:08:19,595 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:08:19,598 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:08:19,600 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:08:19,601 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:08:19,603 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:08:19,610 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:08:19,613 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:08:19,619 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:08:19,627 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:08:19,628 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:08:19,629 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:08:19,635 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:08:19,636 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:08:19,638 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:08:19,639 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:08:19,640 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:08:19,643 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:08:19,643 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:08:19,644 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:08:19,645 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:08:19,649 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:08:19,650 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:08:19,651 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:08:19,652 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:08:19,652 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:08:19,655 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:08:19,656 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:08:19,657 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:08:19,658 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 10:08:19,687 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:08:19,688 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:08:19,691 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:08:19,693 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:08:19,693 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:08:19,693 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:08:19,694 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:08:19,694 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:08:19,694 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:08:19,694 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:08:19,698 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:08:19,698 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:08:19,698 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 10:08:19,699 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 10:08:19,699 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:08:19,699 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:08:19,699 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:08:19,700 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:08:19,700 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:08:19,700 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:08:19,700 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:08:19,700 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:08:19,701 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:08:19,701 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:08:19,703 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:08:19,703 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:08:19,703 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 10:08:19,703 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 10:08:19,704 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:08:19,704 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 10:08:19,705 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 -> 316c62654735ab7f9412d0ff424f710640d92e79 [2019-11-27 10:08:20,164 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:08:20,181 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:08:20,185 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:08:20,192 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:08:20,192 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:08:20,195 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-ext/15_dekker.i [2019-11-27 10:08:20,299 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d54129283/7ce9e043c56549d4bb6843862d248058/FLAG223419bb7 [2019-11-27 10:08:21,140 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:08:21,143 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-ext/15_dekker.i [2019-11-27 10:08:21,172 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d54129283/7ce9e043c56549d4bb6843862d248058/FLAG223419bb7 [2019-11-27 10:08:21,332 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d54129283/7ce9e043c56549d4bb6843862d248058 [2019-11-27 10:08:21,346 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:08:21,349 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:08:21,354 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:08:21,354 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:08:21,357 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:08:21,361 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:08:21" (1/1) ... [2019-11-27 10:08:21,367 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 10:08:21, skipping insertion in model container [2019-11-27 10:08:21,367 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:08:21" (1/1) ... [2019-11-27 10:08:21,383 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:08:21,456 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:08:22,129 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:08:22,159 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:08:22,262 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:08:22,394 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:08:22,397 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:08:22 WrapperNode [2019-11-27 10:08:22,398 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:08:22,399 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:08:22,400 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:08:22,400 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:08:22,419 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:08:22" (1/1) ... [2019-11-27 10:08:22,465 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:08:22" (1/1) ... [2019-11-27 10:08:22,497 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:08:22,498 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:08:22,498 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:08:22,498 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:08:22,506 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:08:22" (1/1) ... [2019-11-27 10:08:22,506 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:08:22" (1/1) ... [2019-11-27 10:08:22,510 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:08:22" (1/1) ... [2019-11-27 10:08:22,510 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:08:22" (1/1) ... [2019-11-27 10:08:22,536 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:08:22" (1/1) ... [2019-11-27 10:08:22,542 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:08:22" (1/1) ... [2019-11-27 10:08:22,549 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:08:22" (1/1) ... [2019-11-27 10:08:22,553 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:08:22,561 INFO L168 Benchmark]: Toolchain (without parser) took 1209.07 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 956.8 MB in the end (delta: 3.5 MB). Peak memory consumption was 3.6 MB. Max. memory is 12.5 GB. [2019-11-27 10:08:22,562 INFO L168 Benchmark]: CDTParser took 0.26 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 10:08:22,564 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1044.27 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 962.5 MB in the end (delta: -2.2 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:08:22,568 INFO L168 Benchmark]: Boogie Procedure Inliner took 99.05 ms. Allocated memory is still 1.0 GB. Free memory is still 962.5 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:08:22,576 INFO L168 Benchmark]: Boogie Preprocessor took 57.95 ms. Allocated memory is still 1.0 GB. Free memory was 962.5 MB in the beginning and 956.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:08:22,583 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 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 1044.27 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 962.5 MB in the end (delta: -2.2 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 99.05 ms. Allocated memory is still 1.0 GB. Free memory is still 962.5 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 57.95 ms. Allocated memory is still 1.0 GB. Free memory was 962.5 MB in the beginning and 956.8 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...