./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/array-fpi/eqn1.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/eqn1.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 cf1b6fe686b853671ad2ca143eb7abd4c350ceb4 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/eqn1.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 cf1b6fe686b853671ad2ca143eb7abd4c350ceb4 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 09:18:05,006 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:18:05,012 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:18:05,052 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:18:05,052 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:18:05,058 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:18:05,064 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:18:05,081 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:18:05,090 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:18:05,093 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:18:05,099 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:18:05,102 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:18:05,106 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:18:05,111 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:18:05,116 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:18:05,121 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:18:05,126 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:18:05,130 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:18:05,135 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:18:05,147 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:18:05,155 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:18:05,163 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:18:05,168 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:18:05,171 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:18:05,181 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:18:05,184 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:18:05,184 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:18:05,188 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:18:05,189 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:18:05,193 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:18:05,195 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:18:05,198 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:18:05,201 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:18:05,204 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:18:05,209 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:18:05,211 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:18:05,212 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:18:05,214 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:18:05,217 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:18:05,219 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:18:05,223 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:18:05,224 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:18:05,268 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:18:05,272 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:18:05,279 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:18:05,281 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:18:05,282 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:18:05,285 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:18:05,285 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:18:05,286 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:18:05,286 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:18:05,286 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:18:05,288 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:18:05,292 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:18:05,292 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:18:05,293 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:18:05,293 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:18:05,294 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:18:05,294 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:18:05,294 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:18:05,295 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:18:05,295 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:18:05,295 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:18:05,296 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:18:05,298 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:18:05,298 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:18:05,298 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:18:05,299 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:18:05,299 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:18:05,299 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:18:05,301 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 -> cf1b6fe686b853671ad2ca143eb7abd4c350ceb4 [2019-11-27 09:18:05,899 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:18:05,952 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:18:05,961 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:18:05,965 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:18:05,970 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:18:05,971 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-fpi/eqn1.c [2019-11-27 09:18:06,143 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/760d1677b/00c83690a7c14e58b6c455b4b582972b/FLAGc6d143fac [2019-11-27 09:18:07,302 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:18:07,303 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-fpi/eqn1.c [2019-11-27 09:18:07,323 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/760d1677b/00c83690a7c14e58b6c455b4b582972b/FLAGc6d143fac [2019-11-27 09:18:07,366 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/760d1677b/00c83690a7c14e58b6c455b4b582972b [2019-11-27 09:18:07,373 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:18:07,380 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:18:07,382 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:18:07,385 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:18:07,392 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:18:07,396 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:18:07" (1/1) ... [2019-11-27 09:18:07,407 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@116ef4d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:07, skipping insertion in model container [2019-11-27 09:18:07,407 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:18:07" (1/1) ... [2019-11-27 09:18:07,430 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:18:07,488 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:18:07,988 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:18:08,022 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:18:08,095 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:18:08,211 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:18:08,212 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:08 WrapperNode [2019-11-27 09:18:08,212 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:18:08,216 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:18:08,216 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:18:08,216 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:18:08,238 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 09:18:08,274 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 09:18:08,342 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:18:08,345 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:18:08,345 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:18:08,345 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:18:08,366 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 09:18:08,367 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 09:18:08,373 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 09:18:08,374 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 09:18:08,397 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 09:18:08,405 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 09:18:08,415 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 09:18:08,418 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:18:08,427 INFO L168 Benchmark]: Toolchain (without parser) took 1045.12 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 989.7 MB in the end (delta: -28.0 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:18:08,435 INFO L168 Benchmark]: CDTParser took 0.33 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 09:18:08,448 INFO L168 Benchmark]: CACSL2BoogieTranslator took 830.41 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 996.9 MB in the end (delta: -35.2 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:18:08,453 INFO L168 Benchmark]: Boogie Procedure Inliner took 128.52 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 MB in the beginning and 991.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:18:08,458 INFO L168 Benchmark]: Boogie Preprocessor took 74.81 ms. Allocated memory is still 1.0 GB. Free memory was 991.1 MB in the beginning and 989.7 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:18:08,469 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 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 830.41 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 996.9 MB in the end (delta: -35.2 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 128.52 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 MB in the beginning and 991.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 74.81 ms. Allocated memory is still 1.0 GB. Free memory was 991.1 MB in the beginning and 989.7 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-da95e15 [2019-11-27 09:18:12,723 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:18:12,732 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:18:12,766 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:18:12,768 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:18:12,771 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:18:12,776 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:18:12,797 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:18:12,799 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:18:12,805 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:18:12,807 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:18:12,813 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:18:12,814 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:18:12,820 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:18:12,824 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:18:12,830 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:18:12,831 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:18:12,837 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:18:12,842 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:18:12,854 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:18:12,861 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:18:12,870 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:18:12,872 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:18:12,877 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:18:12,885 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:18:12,885 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:18:12,888 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:18:12,890 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:18:12,891 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:18:12,894 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:18:12,895 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:18:12,899 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:18:12,900 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:18:12,904 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:18:12,908 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:18:12,908 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:18:12,910 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:18:12,913 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:18:12,913 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:18:12,916 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:18:12,922 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:18:12,923 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:18:12,970 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:18:12,971 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:18:12,975 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:18:12,979 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:18:12,979 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:18:12,980 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:18:12,980 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:18:12,980 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:18:12,981 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:18:12,981 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:18:12,982 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:18:12,983 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:18:12,984 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:18:12,984 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:18:12,985 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:18:12,986 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:18:12,986 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:18:12,988 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:18:12,988 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:18:12,989 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:18:12,989 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:18:12,991 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:18:12,991 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:18:12,992 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:18:12,992 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:18:12,992 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:18:12,994 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:18:12,994 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:18:12,994 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:18:12,995 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:18:12,996 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 -> cf1b6fe686b853671ad2ca143eb7abd4c350ceb4 [2019-11-27 09:18:13,618 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:18:13,650 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:18:13,658 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:18:13,664 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:18:13,664 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:18:13,666 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-fpi/eqn1.c [2019-11-27 09:18:13,837 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b03377202/1b28affc078644c98d4df517b1b90115/FLAG307d7979f [2019-11-27 09:18:15,014 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:18:15,015 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-fpi/eqn1.c [2019-11-27 09:18:15,027 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b03377202/1b28affc078644c98d4df517b1b90115/FLAG307d7979f [2019-11-27 09:18:15,072 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b03377202/1b28affc078644c98d4df517b1b90115 [2019-11-27 09:18:15,084 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:18:15,089 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:18:15,091 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:18:15,092 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:18:15,101 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:18:15,103 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:18:15" (1/1) ... [2019-11-27 09:18:15,112 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@116ef4d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:15, skipping insertion in model container [2019-11-27 09:18:15,113 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:18:15" (1/1) ... [2019-11-27 09:18:15,135 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:18:15,191 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:18:15,748 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:18:15,792 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:18:15,971 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:18:16,025 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:18:16,030 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:16 WrapperNode [2019-11-27 09:18:16,030 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:18:16,034 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:18:16,034 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:18:16,035 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:18:16,057 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:16" (1/1) ... [2019-11-27 09:18:16,106 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:16" (1/1) ... [2019-11-27 09:18:16,164 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:18:16,165 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:18:16,165 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:18:16,165 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:18:16,176 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:16" (1/1) ... [2019-11-27 09:18:16,177 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:16" (1/1) ... [2019-11-27 09:18:16,185 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:16" (1/1) ... [2019-11-27 09:18:16,185 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:16" (1/1) ... [2019-11-27 09:18:16,222 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:16" (1/1) ... [2019-11-27 09:18:16,235 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:16" (1/1) ... [2019-11-27 09:18:16,237 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:18:16" (1/1) ... [2019-11-27 09:18:16,244 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:18:16,255 INFO L168 Benchmark]: Toolchain (without parser) took 1162.55 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 989.7 MB in the end (delta: -28.0 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:18:16,256 INFO L168 Benchmark]: CDTParser took 1.88 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 09:18:16,260 INFO L168 Benchmark]: CACSL2BoogieTranslator took 939.53 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.2 MB in the end (delta: -29.5 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:18:16,261 INFO L168 Benchmark]: Boogie Procedure Inliner took 130.41 ms. Allocated memory is still 1.0 GB. Free memory was 991.2 MB in the beginning and 989.7 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:18:16,266 INFO L168 Benchmark]: Boogie Preprocessor took 81.13 ms. Allocated memory is still 1.0 GB. Free memory is still 989.7 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:18:16,287 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.88 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 939.53 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.2 MB in the end (delta: -29.5 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 130.41 ms. Allocated memory is still 1.0 GB. Free memory was 991.2 MB in the beginning and 989.7 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 81.13 ms. Allocated memory is still 1.0 GB. Free memory is still 989.7 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...