./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem15_label41.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 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/eca-rers2012/Problem15_label41.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 f00c65da72215c2ea7ee2011176964889c0d12c6 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/eca-rers2012/Problem15_label41.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 f00c65da72215c2ea7ee2011176964889c0d12c6 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 20:55:08,116 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:55:08,121 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:55:08,157 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:55:08,158 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:55:08,160 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:55:08,167 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:55:08,185 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:55:08,188 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:55:08,192 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:55:08,195 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:55:08,202 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:55:08,202 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:55:08,208 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:55:08,213 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:55:08,218 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:55:08,220 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:55:08,226 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:55:08,232 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:55:08,242 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:55:08,248 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:55:08,256 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:55:08,258 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:55:08,263 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:55:08,271 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:55:08,272 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:55:08,272 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:55:08,275 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:55:08,277 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:55:08,279 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:55:08,283 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:55:08,284 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:55:08,285 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:55:08,289 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:55:08,293 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:55:08,294 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:55:08,295 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:55:08,296 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:55:08,298 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:55:08,299 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:55:08,302 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:55:08,303 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:55:08,348 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:55:08,349 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:55:08,353 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:55:08,355 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:55:08,355 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:55:08,355 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:55:08,358 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:55:08,358 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:55:08,358 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:55:08,359 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:55:08,360 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:55:08,360 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:55:08,361 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:55:08,363 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:55:08,363 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:55:08,364 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:55:08,364 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:55:08,364 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:55:08,365 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:55:08,366 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:55:08,366 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:55:08,369 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:55:08,369 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:55:08,370 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:55:08,370 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:55:08,370 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:55:08,370 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:55:08,371 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:55:08,371 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:55:08,371 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 -> f00c65da72215c2ea7ee2011176964889c0d12c6 [2019-11-24 20:55:08,925 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:55:08,955 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:55:08,962 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:55:08,964 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:55:08,967 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:55:08,968 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label41.c [2019-11-24 20:55:09,140 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/02adf230b/c3869de5f56d4f038a39615f35375563/FLAGfb2113a96 [2019-11-24 20:55:10,690 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:55:10,691 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label41.c [2019-11-24 20:55:10,739 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/02adf230b/c3869de5f56d4f038a39615f35375563/FLAGfb2113a96 [2019-11-24 20:55:10,780 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/02adf230b/c3869de5f56d4f038a39615f35375563 [2019-11-24 20:55:10,789 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:55:10,792 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:55:10,798 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:55:10,801 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:55:10,807 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:55:10,811 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:55:10" (1/1) ... [2019-11-24 20:55:10,819 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65fae4e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:10, skipping insertion in model container [2019-11-24 20:55:10,820 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:55:10" (1/1) ... [2019-11-24 20:55:10,840 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:55:11,014 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:55:12,868 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:55:12,883 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:55:13,480 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:55:13,528 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:55:13,530 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:13 WrapperNode [2019-11-24 20:55:13,530 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:55:13,531 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:55:13,532 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:55:13,533 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:55:13,554 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:13" (1/1) ... [2019-11-24 20:55:13,631 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:13" (1/1) ... [2019-11-24 20:55:13,991 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:55:13,992 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:55:13,992 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:55:13,992 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:55:14,013 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:13" (1/1) ... [2019-11-24 20:55:14,016 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:13" (1/1) ... [2019-11-24 20:55:14,073 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:13" (1/1) ... [2019-11-24 20:55:14,075 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:13" (1/1) ... [2019-11-24 20:55:14,301 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:13" (1/1) ... [2019-11-24 20:55:14,356 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:13" (1/1) ... [2019-11-24 20:55:14,426 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:13" (1/1) ... [2019-11-24 20:55:14,508 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:55:14,517 INFO L168 Benchmark]: Toolchain (without parser) took 3720.31 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 857.8 MB in the end (delta: 98.0 MB). Peak memory consumption was 98.1 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:14,518 INFO L168 Benchmark]: CDTParser took 2.03 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. [2019-11-24 20:55:14,522 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2732.49 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 915.1 MB in the end (delta: 40.8 MB). Peak memory consumption was 40.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:14,525 INFO L168 Benchmark]: Boogie Procedure Inliner took 460.37 ms. Allocated memory is still 1.0 GB. Free memory was 915.1 MB in the beginning and 875.0 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:14,530 INFO L168 Benchmark]: Boogie Preprocessor took 516.44 ms. Allocated memory is still 1.0 GB. Free memory was 875.0 MB in the beginning and 857.8 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:14,540 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.03 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 2732.49 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 915.1 MB in the end (delta: 40.8 MB). Peak memory consumption was 40.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 460.37 ms. Allocated memory is still 1.0 GB. Free memory was 915.1 MB in the beginning and 875.0 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 516.44 ms. Allocated memory is still 1.0 GB. Free memory was 875.0 MB in the beginning and 857.8 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 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 0.1.24-32f2683 [2019-11-24 20:55:18,624 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:55:18,633 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:55:18,668 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:55:18,671 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:55:18,676 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:55:18,680 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:55:18,702 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:55:18,706 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:55:18,709 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:55:18,714 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:55:18,715 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:55:18,718 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:55:18,726 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:55:18,728 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:55:18,734 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:55:18,738 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:55:18,742 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:55:18,750 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:55:18,758 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:55:18,766 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:55:18,774 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:55:18,778 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:55:18,781 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:55:18,789 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:55:18,791 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:55:18,791 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:55:18,795 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:55:18,798 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:55:18,799 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:55:18,802 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:55:18,803 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:55:18,804 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:55:18,809 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:55:18,811 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:55:18,811 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:55:18,813 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:55:18,816 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:55:18,816 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:55:18,818 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:55:18,823 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:55:18,824 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:55:18,866 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:55:18,867 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:55:18,872 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:55:18,875 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:55:18,875 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:55:18,876 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:55:18,876 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:55:18,878 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:55:18,878 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:55:18,878 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:55:18,880 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:55:18,883 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:55:18,883 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:55:18,884 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:55:18,884 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:55:18,885 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:55:18,885 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:55:18,885 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:55:18,886 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:55:18,888 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:55:18,888 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:55:18,889 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:55:18,889 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:55:18,889 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:55:18,891 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:55:18,891 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:55:18,891 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:55:18,893 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:55:18,893 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:55:18,893 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:55:18,896 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:55:18,896 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 -> f00c65da72215c2ea7ee2011176964889c0d12c6 [2019-11-24 20:55:19,501 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:55:19,533 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:55:19,537 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:55:19,544 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:55:19,548 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:55:19,549 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label41.c [2019-11-24 20:55:19,712 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6b5528326/05e641946a014d04a00b5acf3cd865c4/FLAG6fa09f9cb [2019-11-24 20:55:21,296 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:55:21,300 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label41.c [2019-11-24 20:55:21,354 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6b5528326/05e641946a014d04a00b5acf3cd865c4/FLAG6fa09f9cb [2019-11-24 20:55:21,399 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6b5528326/05e641946a014d04a00b5acf3cd865c4 [2019-11-24 20:55:21,410 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:55:21,415 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:55:21,422 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:55:21,423 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:55:21,427 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:55:21,434 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:55:21" (1/1) ... [2019-11-24 20:55:21,442 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22abccbe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:21, skipping insertion in model container [2019-11-24 20:55:21,445 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:55:21" (1/1) ... [2019-11-24 20:55:21,464 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:55:21,652 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:55:23,827 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:55:23,842 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:55:24,649 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:55:24,695 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:55:24,696 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:24 WrapperNode [2019-11-24 20:55:24,697 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:55:24,698 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:55:24,699 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:55:24,703 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:55:24,725 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:24" (1/1) ... [2019-11-24 20:55:24,811 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:24" (1/1) ... [2019-11-24 20:55:25,010 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:55:25,011 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:55:25,013 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:55:25,013 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:55:25,038 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:24" (1/1) ... [2019-11-24 20:55:25,041 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:24" (1/1) ... [2019-11-24 20:55:25,080 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:24" (1/1) ... [2019-11-24 20:55:25,081 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:24" (1/1) ... [2019-11-24 20:55:25,194 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:24" (1/1) ... [2019-11-24 20:55:25,253 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:24" (1/1) ... [2019-11-24 20:55:25,277 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:24" (1/1) ... [2019-11-24 20:55:25,298 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:55:25,309 INFO L168 Benchmark]: Toolchain (without parser) took 3893.77 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.6 MB in the beginning and 851.8 MB in the end (delta: 109.7 MB). Peak memory consumption was 109.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:25,312 INFO L168 Benchmark]: CDTParser took 0.37 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. [2019-11-24 20:55:25,314 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3274.92 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.6 MB in the beginning and 880.6 MB in the end (delta: 80.9 MB). Peak memory consumption was 81.0 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:25,315 INFO L168 Benchmark]: Boogie Procedure Inliner took 313.41 ms. Allocated memory is still 1.0 GB. Free memory was 880.6 MB in the beginning and 869.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:25,321 INFO L168 Benchmark]: Boogie Preprocessor took 291.45 ms. Allocated memory is still 1.0 GB. Free memory was 869.2 MB in the beginning and 851.8 MB in the end (delta: 17.3 MB). Peak memory consumption was 17.3 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:25,330 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37 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 3274.92 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.6 MB in the beginning and 880.6 MB in the end (delta: 80.9 MB). Peak memory consumption was 81.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 313.41 ms. Allocated memory is still 1.0 GB. Free memory was 880.6 MB in the beginning and 869.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 291.45 ms. Allocated memory is still 1.0 GB. Free memory was 869.2 MB in the beginning and 851.8 MB in the end (delta: 17.3 MB). Peak memory consumption was 17.3 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...