./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/loop-acceleration/array_4.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 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-acceleration/array_4.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 2a0200750550f07aae3e8f931b1492a8a3dec6e3 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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-acceleration/array_4.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 2a0200750550f07aae3e8f931b1492a8a3dec6e3 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:03:36,028 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:03:36,033 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:03:36,069 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:03:36,070 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:03:36,073 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:03:36,079 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:03:36,096 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:03:36,101 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:03:36,107 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:03:36,111 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:03:36,115 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:03:36,118 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:03:36,122 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:03:36,126 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:03:36,132 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:03:36,134 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:03:36,138 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:03:36,145 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:03:36,153 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:03:36,161 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:03:36,169 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:03:36,174 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:03:36,177 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:03:36,187 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:03:36,187 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:03:36,187 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:03:36,190 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:03:36,192 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:03:36,193 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:03:36,197 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:03:36,198 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:03:36,199 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:03:36,203 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:03:36,205 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:03:36,207 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:03:36,212 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:03:36,212 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:03:36,212 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:03:36,215 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:03:36,221 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:03:36,222 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:03:36,264 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:03:36,264 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:03:36,270 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:03:36,271 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:03:36,271 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:03:36,271 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:03:36,273 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:03:36,273 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:03:36,273 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:03:36,274 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:03:36,276 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:03:36,276 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:03:36,277 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:03:36,280 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:03:36,281 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:03:36,281 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:03:36,281 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:03:36,281 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:03:36,282 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:03:36,282 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:03:36,282 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:03:36,283 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:03:36,283 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:03:36,283 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:03:36,285 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:03:36,285 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:03:36,285 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:03:36,286 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:03:36,287 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 -> 2a0200750550f07aae3e8f931b1492a8a3dec6e3 [2019-11-26 17:03:36,816 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:03:36,843 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:03:36,849 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:03:36,852 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:03:36,854 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:03:36,855 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loop-acceleration/array_4.i [2019-11-26 17:03:37,014 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2725ce2d2/598cb48ef3e9485aa74fbaaee7aa71de/FLAG41e6ecd72 [2019-11-26 17:03:38,067 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:03:38,072 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-acceleration/array_4.i [2019-11-26 17:03:38,088 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2725ce2d2/598cb48ef3e9485aa74fbaaee7aa71de/FLAG41e6ecd72 [2019-11-26 17:03:38,125 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2725ce2d2/598cb48ef3e9485aa74fbaaee7aa71de [2019-11-26 17:03:38,135 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:03:38,137 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:03:38,140 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:03:38,140 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:03:38,147 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:03:38,153 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:03:38" (1/1) ... [2019-11-26 17:03:38,159 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2649282b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:38, skipping insertion in model container [2019-11-26 17:03:38,163 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:03:38" (1/1) ... [2019-11-26 17:03:38,180 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:03:38,220 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:03:38,561 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:03:38,568 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:03:38,619 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:03:38,652 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:03:38,653 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:38 WrapperNode [2019-11-26 17:03:38,654 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:03:38,661 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:03:38,662 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:03:38,662 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:03:38,672 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:38" (1/1) ... [2019-11-26 17:03:38,774 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:38" (1/1) ... [2019-11-26 17:03:38,823 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:03:38,826 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:03:38,826 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:03:38,826 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:03:38,849 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:38" (1/1) ... [2019-11-26 17:03:38,849 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:38" (1/1) ... [2019-11-26 17:03:38,864 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:38" (1/1) ... [2019-11-26 17:03:38,865 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:38" (1/1) ... [2019-11-26 17:03:38,881 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:38" (1/1) ... [2019-11-26 17:03:38,893 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:38" (1/1) ... [2019-11-26 17:03:38,901 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:38" (1/1) ... [2019-11-26 17:03:38,909 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:03:38,921 INFO L168 Benchmark]: Toolchain (without parser) took 775.77 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 991.2 MB in the end (delta: -29.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:03:38,922 INFO L168 Benchmark]: CDTParser took 1.47 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. [2019-11-26 17:03:38,927 INFO L168 Benchmark]: CACSL2BoogieTranslator took 514.81 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:03:38,931 INFO L168 Benchmark]: Boogie Procedure Inliner took 164.01 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 996.9 MB in the end (delta: -46.7 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. [2019-11-26 17:03:38,934 INFO L168 Benchmark]: Boogie Preprocessor took 84.22 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 MB in the beginning and 991.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:03:38,945 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.47 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 514.81 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 164.01 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 996.9 MB in the end (delta: -46.7 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 84.22 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 MB in the beginning and 991.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:03:42,934 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:03:42,939 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:03:42,964 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:03:42,966 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:03:42,969 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:03:42,971 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:03:43,000 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:03:43,003 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:03:43,010 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:03:43,015 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:03:43,020 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:03:43,021 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:03:43,024 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:03:43,028 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:03:43,030 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:03:43,034 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:03:43,038 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:03:43,044 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:03:43,053 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:03:43,061 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:03:43,065 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:03:43,068 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:03:43,074 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:03:43,082 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:03:43,082 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:03:43,083 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:03:43,086 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:03:43,088 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:03:43,089 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:03:43,091 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:03:43,092 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:03:43,095 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:03:43,097 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:03:43,100 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:03:43,101 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:03:43,105 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:03:43,106 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:03:43,108 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:03:43,110 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:03:43,114 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:03:43,115 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:03:43,153 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:03:43,155 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:03:43,159 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:03:43,160 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:03:43,160 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:03:43,161 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:03:43,161 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:03:43,163 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:03:43,163 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:03:43,163 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:03:43,164 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:03:43,168 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:03:43,168 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:03:43,169 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:03:43,169 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:03:43,169 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:03:43,170 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:03:43,170 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:03:43,170 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:03:43,171 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:03:43,171 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:03:43,171 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:03:43,173 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:03:43,173 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:03:43,173 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:03:43,174 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:03:43,176 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:03:43,176 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:03:43,176 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:03:43,177 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:03:43,178 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 -> 2a0200750550f07aae3e8f931b1492a8a3dec6e3 [2019-11-26 17:03:43,787 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:03:43,817 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:03:43,823 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:03:43,829 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:03:43,830 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:03:43,832 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loop-acceleration/array_4.i [2019-11-26 17:03:43,992 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f94b6f975/1736e42eb10343a5a23481930c1e8063/FLAGffaa0cb60 [2019-11-26 17:03:45,069 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:03:45,073 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-acceleration/array_4.i [2019-11-26 17:03:45,089 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f94b6f975/1736e42eb10343a5a23481930c1e8063/FLAGffaa0cb60 [2019-11-26 17:03:45,126 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f94b6f975/1736e42eb10343a5a23481930c1e8063 [2019-11-26 17:03:45,135 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:03:45,138 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:03:45,144 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:03:45,145 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:03:45,150 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:03:45,158 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:03:45" (1/1) ... [2019-11-26 17:03:45,162 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2649282b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:45, skipping insertion in model container [2019-11-26 17:03:45,163 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:03:45" (1/1) ... [2019-11-26 17:03:45,183 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:03:45,227 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:03:45,634 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:03:45,648 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:03:45,699 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:03:45,735 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:03:45,736 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:45 WrapperNode [2019-11-26 17:03:45,736 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:03:45,743 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:03:45,744 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:03:45,744 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:03:45,830 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:45" (1/1) ... [2019-11-26 17:03:45,869 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:45" (1/1) ... [2019-11-26 17:03:45,908 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:03:45,908 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:03:45,909 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:03:45,909 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:03:45,918 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:45" (1/1) ... [2019-11-26 17:03:45,919 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:45" (1/1) ... [2019-11-26 17:03:45,934 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:45" (1/1) ... [2019-11-26 17:03:45,935 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:45" (1/1) ... [2019-11-26 17:03:45,953 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:45" (1/1) ... [2019-11-26 17:03:45,964 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:45" (1/1) ... [2019-11-26 17:03:45,973 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:45" (1/1) ... [2019-11-26 17:03:45,978 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:03:45,986 INFO L168 Benchmark]: Toolchain (without parser) took 842.68 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 991.3 MB in the end (delta: -23.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:03:45,991 INFO L168 Benchmark]: CDTParser took 2.50 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. [2019-11-26 17:03:46,000 INFO L168 Benchmark]: CACSL2BoogieTranslator took 592.62 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 956.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:03:46,002 INFO L168 Benchmark]: Boogie Procedure Inliner took 164.56 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 997.0 MB in the end (delta: -41.0 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. [2019-11-26 17:03:46,004 INFO L168 Benchmark]: Boogie Preprocessor took 69.99 ms. Allocated memory is still 1.0 GB. Free memory was 997.0 MB in the beginning and 991.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:03:46,021 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.50 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 592.62 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 956.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 164.56 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 997.0 MB in the end (delta: -41.0 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 69.99 ms. Allocated memory is still 1.0 GB. Free memory was 997.0 MB in the beginning and 991.3 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...