./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+lhb-reducer.c --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/loop-invgen/apache-get-tag.i.p+lhb-reducer.c -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 d63a23585cedb87d2d2ae4c59168b108a64280e1 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/loop-invgen/apache-get-tag.i.p+lhb-reducer.c -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 d63a23585cedb87d2d2ae4c59168b108a64280e1 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 09:51:32,332 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:51:32,336 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:51:32,371 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:51:32,373 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:51:32,378 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:51:32,384 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:51:32,401 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:51:32,403 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:51:32,412 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:51:32,414 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:51:32,416 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:51:32,420 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:51:32,423 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:51:32,426 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:51:32,431 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:51:32,435 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:51:32,436 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:51:32,440 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:51:32,454 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:51:32,464 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:51:32,470 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:51:32,474 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:51:32,476 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:51:32,486 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:51:32,487 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:51:32,487 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:51:32,493 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:51:32,494 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:51:32,495 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:51:32,495 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:51:32,496 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:51:32,498 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:51:32,502 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:51:32,505 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:51:32,507 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:51:32,510 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:51:32,512 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:51:32,514 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:51:32,516 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:51:32,519 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:51:32,520 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:51:32,563 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:51:32,563 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:51:32,566 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:51:32,568 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:51:32,568 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:51:32,568 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:51:32,569 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:51:32,569 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:51:32,569 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:51:32,570 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:51:32,572 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:51:32,572 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:51:32,574 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:51:32,574 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:51:32,575 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:51:32,577 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:51:32,577 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:51:32,578 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:51:32,578 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:51:32,578 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:51:32,580 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:51:32,580 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:51:32,580 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:51:32,581 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:51:32,583 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:51:32,583 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:51:32,583 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:51:32,584 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:51:32,584 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 -> d63a23585cedb87d2d2ae4c59168b108a64280e1 [2019-11-27 09:51:33,174 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:51:33,208 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:51:33,215 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:51:33,218 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:51:33,223 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:51:33,224 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+lhb-reducer.c [2019-11-27 09:51:33,384 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5cc8f8339/872f9ad57cda471687fd672434443d8b/FLAGa7d7fb318 [2019-11-27 09:51:34,518 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:51:34,522 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+lhb-reducer.c [2019-11-27 09:51:34,554 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5cc8f8339/872f9ad57cda471687fd672434443d8b/FLAGa7d7fb318 [2019-11-27 09:51:34,701 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5cc8f8339/872f9ad57cda471687fd672434443d8b [2019-11-27 09:51:34,711 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:51:34,717 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:51:34,719 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:51:34,721 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:51:34,728 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:51:34,729 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:51:34" (1/1) ... [2019-11-27 09:51:34,738 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@33dd396d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:34, skipping insertion in model container [2019-11-27 09:51:34,739 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:51:34" (1/1) ... [2019-11-27 09:51:34,759 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:51:34,868 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:51:35,647 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:51:35,670 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:51:35,826 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:51:35,855 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:51:35,857 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:35 WrapperNode [2019-11-27 09:51:35,858 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:51:35,865 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:51:35,866 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:51:35,866 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:51:35,877 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:35" (1/1) ... [2019-11-27 09:51:35,908 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:35" (1/1) ... [2019-11-27 09:51:36,010 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:51:36,013 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:51:36,013 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:51:36,014 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:51:36,035 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:35" (1/1) ... [2019-11-27 09:51:36,038 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:35" (1/1) ... [2019-11-27 09:51:36,045 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:35" (1/1) ... [2019-11-27 09:51:36,047 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:35" (1/1) ... [2019-11-27 09:51:36,072 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:35" (1/1) ... [2019-11-27 09:51:36,085 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:35" (1/1) ... [2019-11-27 09:51:36,092 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:35" (1/1) ... [2019-11-27 09:51:36,103 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:51:36,128 INFO L168 Benchmark]: Toolchain (without parser) took 1396.99 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 983.7 MB in the end (delta: -17.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:51:36,129 INFO L168 Benchmark]: CDTParser took 0.39 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 09:51:36,133 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1139.70 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 989.4 MB in the end (delta: -23.4 MB). Peak memory consumption was 26.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:51:36,137 INFO L168 Benchmark]: Boogie Procedure Inliner took 147.33 ms. Allocated memory is still 1.0 GB. Free memory was 989.4 MB in the beginning and 983.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:51:36,139 INFO L168 Benchmark]: Boogie Preprocessor took 92.68 ms. Allocated memory is still 1.0 GB. Free memory is still 983.7 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:51:36,149 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 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 1139.70 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 989.4 MB in the end (delta: -23.4 MB). Peak memory consumption was 26.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 147.33 ms. Allocated memory is still 1.0 GB. Free memory was 989.4 MB in the beginning and 983.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 92.68 ms. Allocated memory is still 1.0 GB. Free memory is still 983.7 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 09:51:40,013 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:51:40,017 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:51:40,053 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:51:40,054 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:51:40,056 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:51:40,060 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:51:40,075 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:51:40,085 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:51:40,090 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:51:40,095 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:51:40,098 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:51:40,098 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:51:40,102 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:51:40,106 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:51:40,109 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:51:40,112 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:51:40,116 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:51:40,119 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:51:40,126 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:51:40,135 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:51:40,142 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:51:40,143 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:51:40,145 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:51:40,155 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:51:40,156 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:51:40,156 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:51:40,158 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:51:40,161 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:51:40,162 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:51:40,164 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:51:40,165 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:51:40,168 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:51:40,170 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:51:40,176 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:51:40,177 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:51:40,179 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:51:40,182 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:51:40,182 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:51:40,184 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:51:40,188 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:51:40,189 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:51:40,245 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:51:40,245 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:51:40,249 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:51:40,254 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:51:40,254 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:51:40,257 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:51:40,257 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:51:40,257 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:51:40,258 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:51:40,258 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:51:40,258 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:51:40,259 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:51:40,259 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:51:40,259 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:51:40,260 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:51:40,262 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:51:40,262 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:51:40,265 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:51:40,265 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:51:40,266 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:51:40,266 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:51:40,266 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:51:40,266 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:51:40,267 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:51:40,270 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:51:40,270 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:51:40,270 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:51:40,271 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:51:40,272 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:51:40,272 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:51:40,273 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 -> d63a23585cedb87d2d2ae4c59168b108a64280e1 [2019-11-27 09:51:40,869 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:51:40,897 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:51:40,903 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:51:40,909 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:51:40,911 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:51:40,913 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+lhb-reducer.c [2019-11-27 09:51:41,084 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5fee2146e/39b185537827435d8f02c28229d620e3/FLAG2b48b94b1 [2019-11-27 09:51:42,173 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:51:42,178 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+lhb-reducer.c [2019-11-27 09:51:42,211 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5fee2146e/39b185537827435d8f02c28229d620e3/FLAG2b48b94b1 [2019-11-27 09:51:42,257 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5fee2146e/39b185537827435d8f02c28229d620e3 [2019-11-27 09:51:42,266 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:51:42,272 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:51:42,279 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:51:42,280 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:51:42,286 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:51:42,292 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:51:42" (1/1) ... [2019-11-27 09:51:42,297 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1fb5a4f2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:42, skipping insertion in model container [2019-11-27 09:51:42,299 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:51:42" (1/1) ... [2019-11-27 09:51:42,318 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:51:42,429 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:51:43,243 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:51:43,262 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:51:43,585 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:51:43,643 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:51:43,644 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:43 WrapperNode [2019-11-27 09:51:43,644 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:51:43,646 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:51:43,648 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:51:43,648 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:51:43,672 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:43" (1/1) ... [2019-11-27 09:51:43,709 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:43" (1/1) ... [2019-11-27 09:51:43,822 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:51:43,826 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:51:43,826 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:51:43,827 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:51:43,846 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:43" (1/1) ... [2019-11-27 09:51:43,851 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:43" (1/1) ... [2019-11-27 09:51:43,860 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:43" (1/1) ... [2019-11-27 09:51:43,863 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:43" (1/1) ... [2019-11-27 09:51:43,895 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:43" (1/1) ... [2019-11-27 09:51:43,921 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:43" (1/1) ... [2019-11-27 09:51:43,929 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:43" (1/1) ... [2019-11-27 09:51:43,944 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:51:43,949 INFO L168 Benchmark]: Toolchain (without parser) took 1675.46 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 979.3 MB in the end (delta: -17.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:51:43,950 INFO L168 Benchmark]: CDTParser took 1.67 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 09:51:43,953 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1365.89 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 985.0 MB in the end (delta: -23.3 MB). Peak memory consumption was 26.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:51:43,956 INFO L168 Benchmark]: Boogie Procedure Inliner took 180.08 ms. Allocated memory is still 1.0 GB. Free memory was 985.0 MB in the beginning and 979.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:51:43,959 INFO L168 Benchmark]: Boogie Preprocessor took 118.37 ms. Allocated memory is still 1.0 GB. Free memory is still 979.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:51:43,978 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.67 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 1365.89 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 985.0 MB in the end (delta: -23.3 MB). Peak memory consumption was 26.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 180.08 ms. Allocated memory is still 1.0 GB. Free memory was 985.0 MB in the beginning and 979.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 118.37 ms. Allocated memory is still 1.0 GB. Free memory is still 979.3 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...