./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 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/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 0.1.24-509859d [2019-11-27 16:13:21,664 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:13:21,671 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:13:21,705 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:13:21,708 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:13:21,714 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:13:21,717 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:13:21,734 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:13:21,738 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:13:21,745 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:13:21,750 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:13:21,757 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:13:21,758 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:13:21,762 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:13:21,766 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:13:21,772 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:13:21,774 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:13:21,777 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:13:21,784 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:13:21,794 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:13:21,802 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:13:21,808 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:13:21,813 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:13:21,819 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:13:21,824 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:13:21,826 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:13:21,826 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:13:21,829 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:13:21,831 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:13:21,833 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:13:21,836 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:13:21,837 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:13:21,838 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:13:21,842 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:13:21,844 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:13:21,846 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:13:21,849 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:13:21,850 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:13:21,850 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:13:21,855 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:13:21,857 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:13:21,859 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:13:21,899 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:13:21,900 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:13:21,904 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:13:21,905 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:13:21,906 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:13:21,906 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:13:21,906 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:13:21,909 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:13:21,909 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:13:21,909 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:13:21,911 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:13:21,911 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:13:21,912 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:13:21,912 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:13:21,914 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:13:21,914 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:13:21,915 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:13:21,915 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:13:21,917 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:13:21,917 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:13:21,917 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:13:21,918 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:13:21,918 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:13:21,920 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:13:21,920 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:13:21,920 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:13:21,921 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:13:21,923 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:13:21,923 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 16:13:22,459 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:13:22,489 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:13:22,498 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:13:22,500 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:13:22,502 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:13:22,505 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+lhb-reducer.c [2019-11-27 16:13:22,663 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8977837f5/5a596ddf9ceb4fe88980e3d1b83581eb/FLAG1220aac90 [2019-11-27 16:13:23,734 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:13:23,736 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+lhb-reducer.c [2019-11-27 16:13:23,768 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8977837f5/5a596ddf9ceb4fe88980e3d1b83581eb/FLAG1220aac90 [2019-11-27 16:13:23,947 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8977837f5/5a596ddf9ceb4fe88980e3d1b83581eb [2019-11-27 16:13:23,957 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:13:23,959 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:13:23,964 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:13:23,964 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:13:23,973 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:13:23,974 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:13:23" (1/1) ... [2019-11-27 16:13:23,984 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5553a1b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:23, skipping insertion in model container [2019-11-27 16:13:23,984 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:13:23" (1/1) ... [2019-11-27 16:13:24,002 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:13:24,113 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:13:24,833 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:13:24,849 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:13:25,018 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:13:25,043 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:13:25,044 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:25 WrapperNode [2019-11-27 16:13:25,045 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:13:25,046 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:13:25,046 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:13:25,047 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:13:25,057 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:25" (1/1) ... [2019-11-27 16:13:25,087 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:25" (1/1) ... [2019-11-27 16:13:25,179 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:13:25,180 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:13:25,182 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:13:25,182 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:13:25,203 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:25" (1/1) ... [2019-11-27 16:13:25,204 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:25" (1/1) ... [2019-11-27 16:13:25,215 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:25" (1/1) ... [2019-11-27 16:13:25,216 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:25" (1/1) ... [2019-11-27 16:13:25,241 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:25" (1/1) ... [2019-11-27 16:13:25,252 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:25" (1/1) ... [2019-11-27 16:13:25,262 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:25" (1/1) ... [2019-11-27 16:13:25,271 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:13:25,296 INFO L168 Benchmark]: Toolchain (without parser) took 1316.59 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 983.7 MB in the end (delta: -23.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:13:25,297 INFO L168 Benchmark]: CDTParser took 1.83 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 16:13:25,303 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1082.00 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 989.4 MB in the end (delta: -29.2 MB). Peak memory consumption was 26.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:13:25,306 INFO L168 Benchmark]: Boogie Procedure Inliner took 133.73 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 16:13:25,310 INFO L168 Benchmark]: Boogie Preprocessor took 92.54 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 16:13:25,320 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.83 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 1082.00 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 989.4 MB in the end (delta: -29.2 MB). Peak memory consumption was 26.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 133.73 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 92.54 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 0.1.24-509859d [2019-11-27 16:13:29,171 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:13:29,174 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:13:29,209 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:13:29,211 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:13:29,226 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:13:29,232 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:13:29,250 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:13:29,256 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:13:29,259 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:13:29,264 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:13:29,268 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:13:29,270 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:13:29,274 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:13:29,280 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:13:29,283 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:13:29,286 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:13:29,291 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:13:29,296 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:13:29,307 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:13:29,313 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:13:29,320 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:13:29,324 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:13:29,328 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:13:29,336 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:13:29,339 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:13:29,339 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:13:29,342 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:13:29,344 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:13:29,345 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:13:29,347 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:13:29,348 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:13:29,350 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:13:29,355 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:13:29,357 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:13:29,358 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:13:29,360 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:13:29,361 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:13:29,364 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:13:29,367 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:13:29,368 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:13:29,371 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:13:29,414 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:13:29,416 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:13:29,421 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:13:29,422 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:13:29,425 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:13:29,425 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:13:29,426 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:13:29,426 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:13:29,426 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:13:29,427 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:13:29,430 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:13:29,430 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:13:29,431 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:13:29,431 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:13:29,432 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:13:29,435 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:13:29,435 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:13:29,435 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:13:29,436 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:13:29,436 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:13:29,436 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:13:29,437 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:13:29,437 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:13:29,437 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:13:29,438 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:13:29,440 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:13:29,440 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:13:29,441 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:13:29,441 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:13:29,441 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:13:29,443 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 16:13:30,042 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:13:30,070 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:13:30,077 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:13:30,081 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:13:30,082 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:13:30,083 INFO L428 ainManager$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 16:13:30,236 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/040d99b43/888da0e5910448c0a29d371afda5f40f/FLAGe32a9b725 [2019-11-27 16:13:31,337 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:13:31,341 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 16:13:31,374 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/040d99b43/888da0e5910448c0a29d371afda5f40f/FLAGe32a9b725 [2019-11-27 16:13:31,413 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/040d99b43/888da0e5910448c0a29d371afda5f40f [2019-11-27 16:13:31,421 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:13:31,428 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:13:31,431 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:13:31,432 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:13:31,442 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:13:31,443 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:13:31" (1/1) ... [2019-11-27 16:13:31,450 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c002b55 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:31, skipping insertion in model container [2019-11-27 16:13:31,451 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:13:31" (1/1) ... [2019-11-27 16:13:31,471 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:13:31,580 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:13:32,282 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:13:32,305 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:13:32,483 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:13:32,515 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:13:32,517 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:32 WrapperNode [2019-11-27 16:13:32,517 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:13:32,525 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:13:32,525 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:13:32,526 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:13:32,543 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:32" (1/1) ... [2019-11-27 16:13:32,602 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:32" (1/1) ... [2019-11-27 16:13:32,700 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:13:32,703 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:13:32,704 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:13:32,704 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:13:32,730 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:32" (1/1) ... [2019-11-27 16:13:32,730 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:32" (1/1) ... [2019-11-27 16:13:32,741 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:32" (1/1) ... [2019-11-27 16:13:32,742 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:32" (1/1) ... [2019-11-27 16:13:32,773 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:32" (1/1) ... [2019-11-27 16:13:32,804 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:32" (1/1) ... [2019-11-27 16:13:32,812 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:32" (1/1) ... [2019-11-27 16:13:32,822 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:13:32,831 INFO L168 Benchmark]: Toolchain (without parser) took 1400.22 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 979.5 MB in the end (delta: -12.1 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:13:32,841 INFO L168 Benchmark]: CDTParser took 3.56 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 16:13:32,842 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1086.26 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 985.2 MB in the end (delta: -17.8 MB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. [2019-11-27 16:13:32,844 INFO L168 Benchmark]: Boogie Procedure Inliner took 177.83 ms. Allocated memory is still 1.0 GB. Free memory is still 985.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:13:32,846 INFO L168 Benchmark]: Boogie Preprocessor took 121.65 ms. Allocated memory is still 1.0 GB. Free memory was 985.2 MB in the beginning and 979.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:13:32,862 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.56 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 1086.26 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 985.2 MB in the end (delta: -17.8 MB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 177.83 ms. Allocated memory is still 1.0 GB. Free memory is still 985.2 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 121.65 ms. Allocated memory is still 1.0 GB. Free memory was 985.2 MB in the beginning and 979.5 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...