./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/array-fpi/ifncompf.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/ifncompf.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 164b91ab2dbe3523d6f674cc1047c15fbc2d5be5 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/ifncompf.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 164b91ab2dbe3523d6f674cc1047c15fbc2d5be5 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 15:40:06,349 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:40:06,355 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:40:06,383 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:40:06,384 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:40:06,387 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:40:06,389 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:40:06,414 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:40:06,418 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:40:06,422 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:40:06,426 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:40:06,434 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:40:06,434 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:40:06,439 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:40:06,441 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:40:06,446 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:40:06,451 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:40:06,453 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:40:06,456 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:40:06,466 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:40:06,474 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:40:06,479 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:40:06,484 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:40:06,486 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:40:06,493 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:40:06,495 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:40:06,495 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:40:06,499 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:40:06,500 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:40:06,504 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:40:06,504 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:40:06,505 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:40:06,506 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:40:06,509 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:40:06,512 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:40:06,514 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:40:06,517 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:40:06,518 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:40:06,518 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:40:06,521 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:40:06,522 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:40:06,525 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:40:06,566 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:40:06,567 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:40:06,571 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:40:06,571 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:40:06,571 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:40:06,572 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:40:06,573 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:40:06,573 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:40:06,575 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:40:06,575 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:40:06,576 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:40:06,577 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:40:06,577 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:40:06,577 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:40:06,580 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:40:06,580 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:40:06,580 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:40:06,581 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:40:06,581 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:40:06,581 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:40:06,581 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:40:06,582 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:40:06,584 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:40:06,584 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:40:06,584 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:40:06,585 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:40:06,585 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:40:06,585 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:40:06,586 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 -> 164b91ab2dbe3523d6f674cc1047c15fbc2d5be5 [2019-11-27 15:40:07,168 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:40:07,199 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:40:07,206 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:40:07,210 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:40:07,211 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:40:07,212 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-fpi/ifncompf.c [2019-11-27 15:40:07,373 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bc325e073/7be57cbe708b4526ad9fb27a0bdec84e/FLAG6ea90073b [2019-11-27 15:40:08,422 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:40:08,423 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-fpi/ifncompf.c [2019-11-27 15:40:08,443 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bc325e073/7be57cbe708b4526ad9fb27a0bdec84e/FLAG6ea90073b [2019-11-27 15:40:08,481 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bc325e073/7be57cbe708b4526ad9fb27a0bdec84e [2019-11-27 15:40:08,489 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:40:08,495 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:40:08,497 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:40:08,500 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:40:08,506 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:40:08,508 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:40:08" (1/1) ... [2019-11-27 15:40:08,516 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e68b912 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 15:40:08,517 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:40:08" (1/1) ... [2019-11-27 15:40:08,535 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:40:08,576 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:40:08,984 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:40:09,019 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:40:09,084 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:40:09,196 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:40:09,199 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:09 WrapperNode [2019-11-27 15:40:09,200 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:40:09,202 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:40:09,205 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:40:09,205 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:40:09,216 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 15:40:09,243 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 15:40:09,283 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:40:09,285 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:40:09,286 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:40:09,286 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:40:09,297 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 15:40:09,298 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 15:40:09,303 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 15:40:09,303 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 15:40:09,332 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 15:40:09,338 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 15:40:09,350 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 15:40:09,354 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:40:09,366 INFO L168 Benchmark]: Toolchain (without parser) took 866.12 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 991.1 MB in the end (delta: -23.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:40:09,367 INFO L168 Benchmark]: CDTParser took 2.59 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 15:40:09,380 INFO L168 Benchmark]: CACSL2BoogieTranslator took 703.92 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 996.8 MB in the end (delta: -29.4 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-27 15:40:09,385 INFO L168 Benchmark]: Boogie Procedure Inliner took 83.49 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 15:40:09,386 INFO L168 Benchmark]: Boogie Preprocessor took 70.31 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 15:40:09,397 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.59 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 703.92 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 996.8 MB in the end (delta: -29.4 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 83.49 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 70.31 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... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 15:40:13,113 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:40:13,120 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:40:13,154 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:40:13,157 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:40:13,159 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:40:13,164 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:40:13,182 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:40:13,184 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:40:13,191 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:40:13,193 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:40:13,199 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:40:13,200 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:40:13,205 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:40:13,209 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:40:13,213 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:40:13,218 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:40:13,223 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:40:13,229 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:40:13,237 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:40:13,244 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:40:13,252 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:40:13,255 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:40:13,259 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:40:13,269 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:40:13,270 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:40:13,270 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:40:13,277 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:40:13,278 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:40:13,280 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:40:13,280 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:40:13,281 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:40:13,285 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:40:13,287 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:40:13,290 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:40:13,292 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:40:13,294 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:40:13,295 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:40:13,297 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:40:13,298 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:40:13,301 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:40:13,303 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:40:13,345 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:40:13,345 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:40:13,349 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:40:13,351 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:40:13,354 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:40:13,354 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:40:13,355 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:40:13,355 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:40:13,355 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:40:13,355 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:40:13,357 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:40:13,357 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:40:13,357 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:40:13,358 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:40:13,359 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:40:13,359 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:40:13,362 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:40:13,362 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:40:13,362 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:40:13,363 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:40:13,363 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:40:13,363 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:40:13,364 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:40:13,364 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:40:13,364 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:40:13,367 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:40:13,367 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:40:13,367 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:40:13,368 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:40:13,368 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:40:13,369 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 -> 164b91ab2dbe3523d6f674cc1047c15fbc2d5be5 [2019-11-27 15:40:13,983 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:40:14,011 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:40:14,017 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:40:14,022 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:40:14,022 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:40:14,026 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-fpi/ifncompf.c [2019-11-27 15:40:14,185 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e453f0ef1/edb1e37554944d81b7df98da8af90643/FLAG5995ce860 [2019-11-27 15:40:15,202 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:40:15,204 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-fpi/ifncompf.c [2019-11-27 15:40:15,222 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e453f0ef1/edb1e37554944d81b7df98da8af90643/FLAG5995ce860 [2019-11-27 15:40:15,355 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e453f0ef1/edb1e37554944d81b7df98da8af90643 [2019-11-27 15:40:15,366 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:40:15,371 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:40:15,373 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:40:15,376 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:40:15,383 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:40:15,386 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:40:15" (1/1) ... [2019-11-27 15:40:15,393 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 15:40:15,393 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:40:15" (1/1) ... [2019-11-27 15:40:15,413 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:40:15,468 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:40:15,975 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:40:16,013 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:40:16,075 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:40:16,194 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:40:16,199 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:16 WrapperNode [2019-11-27 15:40:16,199 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:40:16,201 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:40:16,202 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:40:16,202 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:40:16,223 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 15:40:16,264 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 15:40:16,319 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:40:16,320 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:40:16,321 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:40:16,321 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:40:16,332 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 15:40:16,339 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 15:40:16,349 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 15:40:16,351 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 15:40:16,386 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 15:40:16,399 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 15:40:16,406 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 15:40:16,410 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:40:16,417 INFO L168 Benchmark]: Toolchain (without parser) took 1046.93 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 989.6 MB in the end (delta: -26.4 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:40:16,419 INFO L168 Benchmark]: CDTParser took 0.35 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 15:40:16,426 INFO L168 Benchmark]: CACSL2BoogieTranslator took 826.91 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 996.7 MB in the end (delta: -33.6 MB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:40:16,428 INFO L168 Benchmark]: Boogie Procedure Inliner took 119.39 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 15:40:16,429 INFO L168 Benchmark]: Boogie Preprocessor took 91.60 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 15:40:16,445 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 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 826.91 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 996.7 MB in the end (delta: -33.6 MB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 119.39 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 91.60 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...