./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/array-fpi/ifncomp.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/array-fpi/ifncomp.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 4f5d53ae8ee27de79436c085c98d4a58410dfcbe ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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-fpi/ifncomp.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 4f5d53ae8ee27de79436c085c98d4a58410dfcbe ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 15:40:05,936 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:40:05,942 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:40:05,983 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:40:05,983 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:40:05,987 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:40:05,995 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:40:06,012 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:40:06,018 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:40:06,024 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:40:06,029 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:40:06,032 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:40:06,035 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:40:06,045 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:40:06,047 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:40:06,048 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:40:06,053 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:40:06,061 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:40:06,064 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:40:06,072 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:40:06,080 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:40:06,085 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:40:06,092 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:40:06,094 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:40:06,108 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:40:06,109 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:40:06,109 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:40:06,111 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:40:06,114 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:40:06,117 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:40:06,119 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:40:06,121 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:40:06,124 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:40:06,127 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:40:06,130 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:40:06,134 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:40:06,136 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:40:06,136 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:40:06,136 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:40:06,142 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:40:06,145 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:40:06,147 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:40:06,196 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:40:06,199 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:40:06,203 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:40:06,207 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:40:06,208 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:40:06,208 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:40:06,208 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:40:06,209 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:40:06,209 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:40:06,210 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:40:06,211 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:40:06,213 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:40:06,215 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:40:06,215 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:40:06,216 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:40:06,216 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:40:06,217 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:40:06,220 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:40:06,220 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:40:06,221 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:40:06,221 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:40:06,221 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:40:06,222 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:40:06,222 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:40:06,225 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:40:06,225 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:40:06,226 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:40:06,226 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:40:06,226 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 -> 4f5d53ae8ee27de79436c085c98d4a58410dfcbe [2019-11-27 15:40:06,815 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:40:06,844 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:40:06,853 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:40:06,860 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:40:06,861 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:40:06,862 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-fpi/ifncomp.c [2019-11-27 15:40:07,016 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b931b2023/b2c09558d6d242d7ac993027cd6b29b3/FLAGfbda444ff [2019-11-27 15:40:08,140 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:40:08,141 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-fpi/ifncomp.c [2019-11-27 15:40:08,166 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b931b2023/b2c09558d6d242d7ac993027cd6b29b3/FLAGfbda444ff [2019-11-27 15:40:08,210 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b931b2023/b2c09558d6d242d7ac993027cd6b29b3 [2019-11-27 15:40:08,219 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:40:08,227 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:40:08,229 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:40:08,230 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:40:08,239 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:40:08,240 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:40:08" (1/1) ... [2019-11-27 15:40:08,248 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c7cbcc0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:08, skipping insertion in model container [2019-11-27 15:40:08,251 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:40:08" (1/1) ... [2019-11-27 15:40:08,271 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:40:08,318 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:40:08,816 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:40:08,848 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:40:08,929 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:40:09,050 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:40:09,053 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:09 WrapperNode [2019-11-27 15:40:09,055 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:40:09,056 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:40:09,059 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:40:09,059 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:40:09,077 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:09" (1/1) ... [2019-11-27 15:40:09,110 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:09" (1/1) ... [2019-11-27 15:40:09,176 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:40:09,179 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:40:09,179 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:40:09,179 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:40:09,190 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:09" (1/1) ... [2019-11-27 15:40:09,191 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:09" (1/1) ... [2019-11-27 15:40:09,201 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:09" (1/1) ... [2019-11-27 15:40:09,202 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:09" (1/1) ... [2019-11-27 15:40:09,222 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:09" (1/1) ... [2019-11-27 15:40:09,230 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:09" (1/1) ... [2019-11-27 15:40:09,239 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:09" (1/1) ... [2019-11-27 15:40:09,245 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:40:09,257 INFO L168 Benchmark]: Toolchain (without parser) took 1021.17 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 989.6 MB in the end (delta: -27.9 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:40:09,270 INFO L168 Benchmark]: CDTParser took 0.31 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 15:40:09,272 INFO L168 Benchmark]: CACSL2BoogieTranslator took 826.08 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 996.7 MB in the end (delta: -35.0 MB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:40:09,278 INFO L168 Benchmark]: Boogie Procedure Inliner took 122.07 ms. Allocated memory is still 1.0 GB. Free memory was 996.7 MB in the beginning and 991.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:40:09,280 INFO L168 Benchmark]: Boogie Preprocessor took 66.36 ms. Allocated memory is still 1.0 GB. Free memory was 991.0 MB in the beginning and 989.6 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:40:09,288 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 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 826.08 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 996.7 MB in the end (delta: -35.0 MB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 122.07 ms. Allocated memory is still 1.0 GB. Free memory was 996.7 MB in the beginning and 991.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 66.36 ms. Allocated memory is still 1.0 GB. Free memory was 991.0 MB in the beginning and 989.6 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 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 0.1.24-509859d [2019-11-27 15:40:13,221 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:40:13,226 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:40:13,264 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:40:13,265 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:40:13,267 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:40:13,271 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:40:13,287 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:40:13,291 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:40:13,298 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:40:13,299 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:40:13,305 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:40:13,305 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:40:13,311 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:40:13,315 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:40:13,320 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:40:13,322 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:40:13,327 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:40:13,333 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:40:13,340 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:40:13,349 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:40:13,356 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:40:13,358 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:40:13,360 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:40:13,369 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:40:13,370 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:40:13,370 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:40:13,375 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:40:13,376 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:40:13,377 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:40:13,377 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:40:13,378 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:40:13,380 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:40:13,385 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:40:13,387 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:40:13,387 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:40:13,388 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:40:13,391 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:40:13,391 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:40:13,392 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:40:13,394 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:40:13,396 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:40:13,436 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:40:13,437 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:40:13,442 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:40:13,442 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:40:13,443 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:40:13,443 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:40:13,443 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:40:13,444 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:40:13,444 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:40:13,446 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:40:13,447 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:40:13,447 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:40:13,448 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:40:13,448 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:40:13,449 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:40:13,451 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:40:13,451 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:40:13,451 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:40:13,452 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:40:13,452 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:40:13,452 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:40:13,452 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:40:13,454 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:40:13,454 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:40:13,454 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:40:13,455 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:40:13,456 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:40:13,456 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:40:13,456 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:40:13,459 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:40:13,460 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 -> 4f5d53ae8ee27de79436c085c98d4a58410dfcbe [2019-11-27 15:40:13,996 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:40:14,024 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:40:14,027 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:40:14,036 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:40:14,037 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:40:14,038 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-fpi/ifncomp.c [2019-11-27 15:40:14,195 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e1c058882/875f39e38929490b9cdf795bbf22acdd/FLAG4a1926757 [2019-11-27 15:40:15,166 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:40:15,167 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-fpi/ifncomp.c [2019-11-27 15:40:15,183 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e1c058882/875f39e38929490b9cdf795bbf22acdd/FLAG4a1926757 [2019-11-27 15:40:15,337 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e1c058882/875f39e38929490b9cdf795bbf22acdd [2019-11-27 15:40:15,347 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:40:15,353 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:40:15,357 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:40:15,359 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:40:15,367 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:40:15,371 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:40:15" (1/1) ... [2019-11-27 15:40:15,377 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1bd4a022 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:15, skipping insertion in model container [2019-11-27 15:40:15,377 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:40:15" (1/1) ... [2019-11-27 15:40:15,388 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:40:15,442 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:40:15,885 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:40:15,915 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:40:15,983 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:40:16,101 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:40:16,101 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:16 WrapperNode [2019-11-27 15:40:16,102 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:40:16,109 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:40:16,109 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:40:16,110 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:40:16,123 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:16" (1/1) ... [2019-11-27 15:40:16,149 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:16" (1/1) ... [2019-11-27 15:40:16,212 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:40:16,213 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:40:16,214 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:40:16,214 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:40:16,224 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:16" (1/1) ... [2019-11-27 15:40:16,225 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:16" (1/1) ... [2019-11-27 15:40:16,232 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:16" (1/1) ... [2019-11-27 15:40:16,233 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:16" (1/1) ... [2019-11-27 15:40:16,261 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:16" (1/1) ... [2019-11-27 15:40:16,273 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:16" (1/1) ... [2019-11-27 15:40:16,277 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:16" (1/1) ... [2019-11-27 15:40:16,283 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:40:16,293 INFO L168 Benchmark]: Toolchain (without parser) took 937.06 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 991.1 MB in the end (delta: -25.1 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:40:16,294 INFO L168 Benchmark]: CDTParser took 0.29 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 15:40:16,297 INFO L168 Benchmark]: CACSL2BoogieTranslator took 745.00 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 996.8 MB in the end (delta: -30.9 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-27 15:40:16,315 INFO L168 Benchmark]: Boogie Procedure Inliner took 104.14 ms. Allocated memory is still 1.0 GB. Free memory was 996.8 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. [2019-11-27 15:40:16,316 INFO L168 Benchmark]: Boogie Preprocessor took 71.35 ms. Allocated memory is still 1.0 GB. Free memory is still 991.1 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:40:16,323 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 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 745.00 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 996.8 MB in the end (delta: -30.9 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 104.14 ms. Allocated memory is still 1.0 GB. Free memory was 996.8 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. * Boogie Preprocessor took 71.35 ms. Allocated memory is still 1.0 GB. Free memory is still 991.1 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...