./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/array-fpi/eqn2f.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 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/eqn2f.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 2c6e78e9875ea4d3aa8cd80df3425a04d4efa8e7 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/eqn2f.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 2c6e78e9875ea4d3aa8cd80df3425a04d4efa8e7 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:18:06,394 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:18:06,397 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:18:06,417 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:18:06,418 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:18:06,430 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:18:06,433 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:18:06,445 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:18:06,453 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:18:06,457 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:18:06,459 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:18:06,464 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:18:06,465 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:18:06,467 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:18:06,469 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:18:06,472 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:18:06,473 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:18:06,475 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:18:06,479 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:18:06,483 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:18:06,490 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:18:06,495 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:18:06,496 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:18:06,500 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:18:06,506 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:18:06,507 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:18:06,507 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:18:06,510 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:18:06,510 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:18:06,511 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:18:06,515 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:18:06,516 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:18:06,516 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:18:06,517 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:18:06,518 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:18:06,520 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:18:06,521 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:18:06,521 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:18:06,522 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:18:06,523 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:18:06,524 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:18:06,526 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:18:06,554 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:18:06,556 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:18:06,560 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:18:06,560 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:18:06,560 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:18:06,560 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:18:06,562 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:18:06,562 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:18:06,562 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:18:06,562 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:18:06,563 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:18:06,565 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:18:06,565 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:18:06,565 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:18:06,566 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:18:06,566 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:18:06,566 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:18:06,566 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:18:06,568 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:18:06,568 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:18:06,568 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:18:06,568 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:18:06,569 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:18:06,569 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:18:06,569 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:18:06,571 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:18:06,571 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:18:06,571 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:18:06,571 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 -> 2c6e78e9875ea4d3aa8cd80df3425a04d4efa8e7 [2019-11-27 09:18:07,053 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:18:07,073 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:18:07,077 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:18:07,084 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:18:07,085 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:18:07,085 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-fpi/eqn2f.c [2019-11-27 09:18:07,195 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0859f7abb/eacea12f21fc44458716a817f2a22893/FLAG838e24895 [2019-11-27 09:18:07,944 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:18:07,946 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-fpi/eqn2f.c [2019-11-27 09:18:07,959 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0859f7abb/eacea12f21fc44458716a817f2a22893/FLAG838e24895 [2019-11-27 09:18:08,252 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0859f7abb/eacea12f21fc44458716a817f2a22893 [2019-11-27 09:18:08,255 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:18:08,261 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:18:08,263 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:18:08,263 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:18:08,270 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:18:08,271 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:18:08" (1/1) ... [2019-11-27 09:18:08,279 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@522b775e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:08, skipping insertion in model container [2019-11-27 09:18:08,279 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:18:08" (1/1) ... [2019-11-27 09:18:08,295 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:18:08,328 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:18:08,642 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:18:08,654 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:18:08,688 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:18:08,796 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:18:08,801 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:08 WrapperNode [2019-11-27 09:18:08,801 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:18:08,805 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:18:08,805 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:18:08,805 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:18:08,813 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:08" (1/1) ... [2019-11-27 09:18:08,825 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:08" (1/1) ... [2019-11-27 09:18:08,869 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:18:08,871 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:18:08,871 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:18:08,871 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:18:08,879 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:08" (1/1) ... [2019-11-27 09:18:08,880 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:08" (1/1) ... [2019-11-27 09:18:08,891 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:08" (1/1) ... [2019-11-27 09:18:08,891 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:08" (1/1) ... [2019-11-27 09:18:08,907 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:08" (1/1) ... [2019-11-27 09:18:08,913 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:08" (1/1) ... [2019-11-27 09:18:08,919 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:08" (1/1) ... [2019-11-27 09:18:08,922 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:18:08,931 INFO L168 Benchmark]: Toolchain (without parser) took 663.69 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 989.7 MB in the end (delta: -29.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:18:08,932 INFO L168 Benchmark]: CDTParser took 0.23 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 09:18:08,945 INFO L168 Benchmark]: CACSL2BoogieTranslator took 541.70 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 996.9 MB in the end (delta: -36.6 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:18:08,950 INFO L168 Benchmark]: Boogie Procedure Inliner took 65.80 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 MB in the beginning and 995.5 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:18:08,953 INFO L168 Benchmark]: Boogie Preprocessor took 51.52 ms. Allocated memory is still 1.0 GB. Free memory was 995.5 MB in the beginning and 989.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:18:08,963 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 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 541.70 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 996.9 MB in the end (delta: -36.6 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 65.80 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 MB in the beginning and 995.5 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 51.52 ms. Allocated memory is still 1.0 GB. Free memory was 995.5 MB in the beginning and 989.7 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-da95e15 [2019-11-27 09:18:11,820 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:18:11,823 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:18:11,851 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:18:11,851 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:18:11,853 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:18:11,855 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:18:11,865 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:18:11,872 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:18:11,878 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:18:11,879 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:18:11,882 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:18:11,882 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:18:11,885 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:18:11,889 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:18:11,891 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:18:11,892 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:18:11,894 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:18:11,899 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:18:11,903 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:18:11,911 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:18:11,915 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:18:11,920 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:18:11,922 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:18:11,927 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:18:11,928 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:18:11,928 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:18:11,930 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:18:11,930 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:18:11,934 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:18:11,934 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:18:11,935 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:18:11,937 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:18:11,938 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:18:11,943 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:18:11,943 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:18:11,944 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:18:11,944 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:18:11,944 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:18:11,945 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:18:11,951 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:18:11,952 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:18:11,996 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:18:11,997 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:18:11,999 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:18:11,999 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:18:12,000 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:18:12,000 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:18:12,000 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:18:12,000 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:18:12,003 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:18:12,003 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:18:12,004 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:18:12,004 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:18:12,004 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:18:12,005 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:18:12,005 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:18:12,005 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:18:12,005 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:18:12,006 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:18:12,006 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:18:12,008 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:18:12,008 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:18:12,008 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:18:12,008 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:18:12,009 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:18:12,009 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:18:12,009 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:18:12,009 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:18:12,011 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:18:12,011 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:18:12,011 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:18:12,012 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 -> 2c6e78e9875ea4d3aa8cd80df3425a04d4efa8e7 [2019-11-27 09:18:12,496 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:18:12,514 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:18:12,521 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:18:12,526 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:18:12,527 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:18:12,528 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-fpi/eqn2f.c [2019-11-27 09:18:12,639 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/582498d11/ad2521e5bac8423bb12a0b102a271122/FLAG0508b7211 [2019-11-27 09:18:13,358 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:18:13,361 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-fpi/eqn2f.c [2019-11-27 09:18:13,376 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/582498d11/ad2521e5bac8423bb12a0b102a271122/FLAG0508b7211 [2019-11-27 09:18:13,676 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/582498d11/ad2521e5bac8423bb12a0b102a271122 [2019-11-27 09:18:13,683 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:18:13,688 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:18:13,690 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:18:13,692 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:18:13,697 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:18:13,699 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:18:13" (1/1) ... [2019-11-27 09:18:13,705 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@57c99d16 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:13, skipping insertion in model container [2019-11-27 09:18:13,706 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:18:13" (1/1) ... [2019-11-27 09:18:13,720 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:18:13,758 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:18:14,120 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:18:14,152 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:18:14,199 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:18:14,309 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:18:14,310 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:14 WrapperNode [2019-11-27 09:18:14,310 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:18:14,313 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:18:14,313 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:18:14,313 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:18:14,330 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:14" (1/1) ... [2019-11-27 09:18:14,346 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:14" (1/1) ... [2019-11-27 09:18:14,376 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:18:14,377 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:18:14,377 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:18:14,377 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:18:14,385 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:14" (1/1) ... [2019-11-27 09:18:14,385 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:14" (1/1) ... [2019-11-27 09:18:14,398 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:14" (1/1) ... [2019-11-27 09:18:14,398 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:14" (1/1) ... [2019-11-27 09:18:14,418 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:14" (1/1) ... [2019-11-27 09:18:14,424 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:14" (1/1) ... [2019-11-27 09:18:14,431 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:14" (1/1) ... [2019-11-27 09:18:14,436 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:18:14,447 INFO L168 Benchmark]: Toolchain (without parser) took 750.49 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 989.7 MB in the end (delta: -29.4 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:18:14,448 INFO L168 Benchmark]: CDTParser took 0.24 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 09:18:14,449 INFO L168 Benchmark]: CACSL2BoogieTranslator took 622.25 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 995.4 MB in the end (delta: -35.1 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:18:14,450 INFO L168 Benchmark]: Boogie Procedure Inliner took 64.26 ms. Allocated memory is still 1.0 GB. Free memory is still 995.4 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:18:14,452 INFO L168 Benchmark]: Boogie Preprocessor took 59.38 ms. Allocated memory is still 1.0 GB. Free memory was 995.4 MB in the beginning and 989.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:18:14,460 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 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 622.25 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 995.4 MB in the end (delta: -35.1 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 64.26 ms. Allocated memory is still 1.0 GB. Free memory is still 995.4 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 59.38 ms. Allocated memory is still 1.0 GB. Free memory was 995.4 MB in the beginning and 989.7 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...