./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/array-examples/standard_compareModified_ground.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/array-examples/standard_compareModified_ground.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 e0401582639879e58bdb5b2cb32f97f89f0180b3 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/array-examples/standard_compareModified_ground.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 e0401582639879e58bdb5b2cb32f97f89f0180b3 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 16:28:37,811 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:28:37,824 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:28:37,856 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:28:37,859 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:28:37,861 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:28:37,866 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:28:37,881 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:28:37,890 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:28:37,895 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:28:37,896 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:28:37,902 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:28:37,903 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:28:37,906 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:28:37,910 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:28:37,913 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:28:37,919 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:28:37,920 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:28:37,927 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:28:37,934 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:28:37,943 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:28:37,949 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:28:37,952 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:28:37,958 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:28:37,964 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:28:37,967 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:28:37,967 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:28:37,970 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:28:37,972 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:28:37,973 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:28:37,975 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:28:37,976 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:28:37,981 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:28:37,983 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:28:37,984 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:28:37,986 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:28:37,988 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:28:37,989 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:28:37,991 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:28:37,992 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:28:37,995 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:28:37,997 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:28:38,051 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:28:38,057 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:28:38,058 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:28:38,060 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:28:38,060 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:28:38,062 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:28:38,065 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:28:38,065 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:28:38,065 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:28:38,068 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:28:38,068 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:28:38,068 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:28:38,069 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:28:38,069 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:28:38,069 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:28:38,070 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:28:38,070 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:28:38,073 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:28:38,073 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:28:38,073 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:28:38,074 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:28:38,074 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:28:38,074 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:28:38,075 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:28:38,078 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:28:38,078 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:28:38,078 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:28:38,079 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:28:38,079 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 -> e0401582639879e58bdb5b2cb32f97f89f0180b3 [2019-11-26 16:28:38,737 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:28:38,764 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:28:38,771 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:28:38,773 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:28:38,775 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:28:38,781 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-examples/standard_compareModified_ground.i [2019-11-26 16:28:38,935 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b1c756acc/500ae43b7e0e47168340505a3c8c9a41/FLAGb7d8fab66 [2019-11-26 16:28:39,987 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:28:39,988 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-examples/standard_compareModified_ground.i [2019-11-26 16:28:40,006 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b1c756acc/500ae43b7e0e47168340505a3c8c9a41/FLAGb7d8fab66 [2019-11-26 16:28:40,074 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b1c756acc/500ae43b7e0e47168340505a3c8c9a41 [2019-11-26 16:28:40,092 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:28:40,105 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:28:40,113 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:28:40,114 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:28:40,125 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:28:40,128 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:28:40" (1/1) ... [2019-11-26 16:28:40,138 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@198c21d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:28:40, skipping insertion in model container [2019-11-26 16:28:40,139 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:28:40" (1/1) ... [2019-11-26 16:28:40,165 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:28:40,220 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:28:40,902 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:28:40,924 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:28:41,000 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:28:41,034 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:28:41,035 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:28:41 WrapperNode [2019-11-26 16:28:41,043 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:28:41,051 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:28:41,051 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:28:41,051 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:28:41,158 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:28:41" (1/1) ... [2019-11-26 16:28:41,181 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:28:41" (1/1) ... [2019-11-26 16:28:41,256 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:28:41,259 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:28:41,260 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:28:41,260 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:28:41,284 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:28:41" (1/1) ... [2019-11-26 16:28:41,284 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:28:41" (1/1) ... [2019-11-26 16:28:41,302 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:28:41" (1/1) ... [2019-11-26 16:28:41,306 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:28:41" (1/1) ... [2019-11-26 16:28:41,328 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:28:41" (1/1) ... [2019-11-26 16:28:41,349 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:28:41" (1/1) ... [2019-11-26 16:28:41,354 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:28:41" (1/1) ... [2019-11-26 16:28:41,362 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:28:41,376 INFO L168 Benchmark]: Toolchain (without parser) took 1276.61 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 991.1 MB in the end (delta: -29.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:28:41,382 INFO L168 Benchmark]: CDTParser took 0.51 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 16:28:41,386 INFO L168 Benchmark]: CACSL2BoogieTranslator took 930.30 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 16:28:41,391 INFO L168 Benchmark]: Boogie Procedure Inliner took 207.39 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: -46.6 MB). Peak memory consumption was 9.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:28:41,393 INFO L168 Benchmark]: Boogie Preprocessor took 111.49 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 MB in the beginning and 991.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:28:41,407 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.51 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 930.30 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 207.39 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: -46.6 MB). Peak memory consumption was 9.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 111.49 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 MB in the beginning and 991.1 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 16:28:45,394 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:28:45,399 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:28:45,435 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:28:45,437 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:28:45,441 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:28:45,446 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:28:45,465 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:28:45,467 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:28:45,475 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:28:45,480 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:28:45,483 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:28:45,488 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:28:45,491 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:28:45,497 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:28:45,502 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:28:45,504 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:28:45,511 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:28:45,516 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:28:45,527 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:28:45,536 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:28:45,544 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:28:45,546 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:28:45,548 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:28:45,558 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:28:45,559 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:28:45,559 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:28:45,564 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:28:45,565 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:28:45,570 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:28:45,570 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:28:45,571 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:28:45,572 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:28:45,574 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:28:45,579 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:28:45,579 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:28:45,581 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:28:45,583 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:28:45,583 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:28:45,585 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:28:45,589 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:28:45,590 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:28:45,632 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:28:45,634 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:28:45,638 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:28:45,642 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:28:45,642 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:28:45,643 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:28:45,643 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:28:45,643 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:28:45,644 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:28:45,644 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:28:45,645 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:28:45,646 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:28:45,646 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:28:45,649 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:28:45,650 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:28:45,650 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:28:45,650 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:28:45,650 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:28:45,651 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:28:45,651 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:28:45,651 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:28:45,652 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:28:45,654 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:28:45,654 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:28:45,654 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:28:45,655 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:28:45,655 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:28:45,655 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:28:45,657 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:28:45,657 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:28:45,658 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 -> e0401582639879e58bdb5b2cb32f97f89f0180b3 [2019-11-26 16:28:46,234 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:28:46,265 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:28:46,272 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:28:46,278 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:28:46,280 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:28:46,285 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-examples/standard_compareModified_ground.i [2019-11-26 16:28:46,434 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9a321ea5d/3e18da7a36e447d89196b61b0ef58b60/FLAG89008fe71 [2019-11-26 16:28:47,441 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:28:47,443 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-examples/standard_compareModified_ground.i [2019-11-26 16:28:47,460 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9a321ea5d/3e18da7a36e447d89196b61b0ef58b60/FLAG89008fe71 [2019-11-26 16:28:47,606 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9a321ea5d/3e18da7a36e447d89196b61b0ef58b60 [2019-11-26 16:28:47,617 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:28:47,621 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:28:47,626 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:28:47,628 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:28:47,635 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:28:47,639 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:28:47" (1/1) ... [2019-11-26 16:28:47,646 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46807bdc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:28:47, skipping insertion in model container [2019-11-26 16:28:47,649 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:28:47" (1/1) ... [2019-11-26 16:28:47,670 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:28:47,717 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:28:48,203 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:28:48,217 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:28:48,310 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:28:48,600 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:28:48,601 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:28:48 WrapperNode [2019-11-26 16:28:48,601 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:28:48,602 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:28:48,603 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:28:48,603 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:28:48,627 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:28:48" (1/1) ... [2019-11-26 16:28:48,677 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:28:48" (1/1) ... [2019-11-26 16:28:48,761 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:28:48,763 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:28:48,763 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:28:48,763 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:28:48,787 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:28:48" (1/1) ... [2019-11-26 16:28:48,790 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:28:48" (1/1) ... [2019-11-26 16:28:48,801 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:28:48" (1/1) ... [2019-11-26 16:28:48,801 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:28:48" (1/1) ... [2019-11-26 16:28:48,837 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:28:48" (1/1) ... [2019-11-26 16:28:48,855 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:28:48" (1/1) ... [2019-11-26 16:28:48,867 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:28:48" (1/1) ... [2019-11-26 16:28:48,876 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:28:48,887 INFO L168 Benchmark]: Toolchain (without parser) took 1262.24 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 989.7 MB in the end (delta: -26.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:28:48,892 INFO L168 Benchmark]: CDTParser took 3.54 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 16:28:48,896 INFO L168 Benchmark]: CACSL2BoogieTranslator took 975.43 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 996.8 MB in the end (delta: -33.7 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:28:48,900 INFO L168 Benchmark]: Boogie Procedure Inliner took 160.33 ms. Allocated memory is still 1.0 GB. Free memory was 996.8 MB in the beginning and 989.7 MB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:28:48,903 INFO L168 Benchmark]: Boogie Preprocessor took 116.74 ms. Allocated memory is still 1.0 GB. Free memory is still 989.7 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:28:48,917 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.54 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 975.43 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 996.8 MB in the end (delta: -33.7 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 160.33 ms. Allocated memory is still 1.0 GB. Free memory was 996.8 MB in the beginning and 989.7 MB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 116.74 ms. Allocated memory is still 1.0 GB. Free memory is still 989.7 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...