./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem17_label14.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/Problem17_label14.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 c064d0c11ae4adb2903e3ca5a88e6ff97aa22264 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Problem17_label14.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 c064d0c11ae4adb2903e3ca5a88e6ff97aa22264 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 20:56:11,595 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:56:11,597 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:56:11,623 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:56:11,625 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:56:11,639 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:56:11,643 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:56:11,659 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:56:11,664 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:56:11,670 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:56:11,672 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:56:11,677 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:56:11,678 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:56:11,684 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:56:11,688 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:56:11,690 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:56:11,695 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:56:11,698 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:56:11,703 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:56:11,711 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:56:11,717 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:56:11,724 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:56:11,726 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:56:11,728 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:56:11,737 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:56:11,737 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:56:11,737 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:56:11,739 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:56:11,741 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:56:11,745 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:56:11,745 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:56:11,746 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:56:11,750 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:56:11,751 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:56:11,754 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:56:11,755 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:56:11,756 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:56:11,759 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:56:11,759 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:56:11,760 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:56:11,762 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:56:11,765 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:56:11,800 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:56:11,802 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:56:11,806 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:56:11,808 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:56:11,808 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:56:11,809 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:56:11,809 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:56:11,809 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:56:11,811 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:56:11,811 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:56:11,812 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:56:11,813 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:56:11,816 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:56:11,816 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:56:11,817 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:56:11,817 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:56:11,817 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:56:11,818 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:56:11,818 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:56:11,818 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:56:11,819 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:56:11,819 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:56:11,821 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:56:11,821 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:56:11,821 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:56:11,822 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:56:11,822 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:56:11,824 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:56:11,824 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:56:11,824 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 -> c064d0c11ae4adb2903e3ca5a88e6ff97aa22264 [2019-11-24 20:56:12,421 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:56:12,448 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:56:12,458 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:56:12,460 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:56:12,463 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:56:12,465 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label14.c [2019-11-24 20:56:12,625 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/935c57301/98cb1b1580074c1fac28d9cc2a9fdae7/FLAGf4365ad47 [2019-11-24 20:56:14,240 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:56:14,241 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label14.c [2019-11-24 20:56:14,308 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/935c57301/98cb1b1580074c1fac28d9cc2a9fdae7/FLAGf4365ad47 [2019-11-24 20:56:14,345 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/935c57301/98cb1b1580074c1fac28d9cc2a9fdae7 [2019-11-24 20:56:14,354 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:56:14,360 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:56:14,363 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:56:14,365 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:56:14,372 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:56:14,374 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:56:14" (1/1) ... [2019-11-24 20:56:14,383 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ff3520c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:14, skipping insertion in model container [2019-11-24 20:56:14,383 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:56:14" (1/1) ... [2019-11-24 20:56:14,403 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:56:14,613 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:56:16,787 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:56:16,799 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:56:17,631 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:56:17,685 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:56:17,686 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:17 WrapperNode [2019-11-24 20:56:17,688 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:56:17,689 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:56:17,690 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:56:17,691 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:56:17,711 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:17" (1/1) ... [2019-11-24 20:56:17,818 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:17" (1/1) ... [2019-11-24 20:56:18,379 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:56:18,380 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:56:18,382 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:56:18,382 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:56:18,404 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:17" (1/1) ... [2019-11-24 20:56:18,406 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:17" (1/1) ... [2019-11-24 20:56:18,527 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:17" (1/1) ... [2019-11-24 20:56:18,531 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:17" (1/1) ... [2019-11-24 20:56:18,847 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:17" (1/1) ... [2019-11-24 20:56:18,917 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:17" (1/1) ... [2019-11-24 20:56:19,041 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:17" (1/1) ... [2019-11-24 20:56:19,140 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:56:19,151 INFO L168 Benchmark]: Toolchain (without parser) took 4783.71 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 790.2 MB in the end (delta: 170.1 MB). Peak memory consumption was 170.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:19,152 INFO L168 Benchmark]: CDTParser took 0.86 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 20:56:19,154 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3325.37 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 888.1 MB in the end (delta: 72.2 MB). Peak memory consumption was 72.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:19,158 INFO L168 Benchmark]: Boogie Procedure Inliner took 691.30 ms. Allocated memory is still 1.0 GB. Free memory was 888.1 MB in the beginning and 830.8 MB in the end (delta: 57.3 MB). Peak memory consumption was 57.3 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:19,160 INFO L168 Benchmark]: Boogie Preprocessor took 759.97 ms. Allocated memory is still 1.0 GB. Free memory was 830.8 MB in the beginning and 790.2 MB in the end (delta: 40.6 MB). Peak memory consumption was 40.6 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:19,172 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.86 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 3325.37 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 888.1 MB in the end (delta: 72.2 MB). Peak memory consumption was 72.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 691.30 ms. Allocated memory is still 1.0 GB. Free memory was 888.1 MB in the beginning and 830.8 MB in the end (delta: 57.3 MB). Peak memory consumption was 57.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 759.97 ms. Allocated memory is still 1.0 GB. Free memory was 830.8 MB in the beginning and 790.2 MB in the end (delta: 40.6 MB). Peak memory consumption was 40.6 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 20:56:23,166 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:56:23,172 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:56:23,207 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:56:23,208 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:56:23,212 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:56:23,214 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:56:23,228 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:56:23,236 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:56:23,241 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:56:23,242 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:56:23,247 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:56:23,249 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:56:23,254 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:56:23,257 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:56:23,260 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:56:23,265 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:56:23,267 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:56:23,272 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:56:23,278 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:56:23,284 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:56:23,292 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:56:23,296 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:56:23,298 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:56:23,306 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:56:23,307 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:56:23,307 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:56:23,310 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:56:23,311 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:56:23,314 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:56:23,316 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:56:23,317 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:56:23,318 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:56:23,322 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:56:23,323 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:56:23,326 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:56:23,327 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:56:23,327 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:56:23,328 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:56:23,331 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:56:23,333 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:56:23,334 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:56:23,386 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:56:23,389 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:56:23,390 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:56:23,395 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:56:23,397 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:56:23,397 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:56:23,397 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:56:23,398 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:56:23,398 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:56:23,398 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:56:23,398 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:56:23,400 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:56:23,400 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:56:23,400 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:56:23,403 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:56:23,403 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:56:23,404 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:56:23,404 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:56:23,404 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:56:23,405 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:56:23,405 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:56:23,405 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:56:23,405 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:56:23,408 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:56:23,408 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:56:23,409 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:56:23,409 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:56:23,409 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:56:23,409 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:56:23,411 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:56:23,412 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:56:23,412 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 -> c064d0c11ae4adb2903e3ca5a88e6ff97aa22264 [2019-11-24 20:56:23,926 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:56:23,966 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:56:23,976 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:56:23,980 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:56:23,981 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:56:23,982 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label14.c [2019-11-24 20:56:24,139 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/44dd1d1d0/ed8548763c1e4f0184dea411a720c57b/FLAG41a732a6b [2019-11-24 20:56:25,559 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:56:25,560 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label14.c [2019-11-24 20:56:25,616 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/44dd1d1d0/ed8548763c1e4f0184dea411a720c57b/FLAG41a732a6b [2019-11-24 20:56:25,768 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/44dd1d1d0/ed8548763c1e4f0184dea411a720c57b [2019-11-24 20:56:25,779 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:56:25,782 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:56:25,787 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:56:25,789 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:56:25,794 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:56:25,800 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:56:25" (1/1) ... [2019-11-24 20:56:25,807 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e84eedf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:25, skipping insertion in model container [2019-11-24 20:56:25,808 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:56:25" (1/1) ... [2019-11-24 20:56:25,828 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:56:26,059 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:56:28,487 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:56:28,500 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:56:29,678 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:56:29,730 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:56:29,733 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:29 WrapperNode [2019-11-24 20:56:29,733 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:56:29,734 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:56:29,737 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:56:29,738 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:56:29,759 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:29" (1/1) ... [2019-11-24 20:56:29,850 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:29" (1/1) ... [2019-11-24 20:56:30,110 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:56:30,111 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:56:30,111 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:56:30,112 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:56:30,138 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:29" (1/1) ... [2019-11-24 20:56:30,139 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:29" (1/1) ... [2019-11-24 20:56:30,186 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:29" (1/1) ... [2019-11-24 20:56:30,186 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:29" (1/1) ... [2019-11-24 20:56:30,344 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:29" (1/1) ... [2019-11-24 20:56:30,393 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:29" (1/1) ... [2019-11-24 20:56:30,456 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:29" (1/1) ... [2019-11-24 20:56:30,518 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:56:30,529 INFO L168 Benchmark]: Toolchain (without parser) took 4739.95 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.4 MB in the beginning and 797.1 MB in the end (delta: 157.3 MB). Peak memory consumption was 157.3 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:30,531 INFO L168 Benchmark]: CDTParser took 3.60 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 20:56:30,533 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3946.52 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.6 MB in the beginning and 837.6 MB in the end (delta: 111.0 MB). Peak memory consumption was 111.1 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:30,536 INFO L168 Benchmark]: Boogie Procedure Inliner took 376.71 ms. Allocated memory is still 1.0 GB. Free memory was 837.6 MB in the beginning and 814.4 MB in the end (delta: 23.2 MB). Peak memory consumption was 23.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:30,540 INFO L168 Benchmark]: Boogie Preprocessor took 407.52 ms. Allocated memory is still 1.0 GB. Free memory was 814.4 MB in the beginning and 797.1 MB in the end (delta: 17.3 MB). Peak memory consumption was 17.3 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:30,549 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.60 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 3946.52 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.6 MB in the beginning and 837.6 MB in the end (delta: 111.0 MB). Peak memory consumption was 111.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 376.71 ms. Allocated memory is still 1.0 GB. Free memory was 837.6 MB in the beginning and 814.4 MB in the end (delta: 23.2 MB). Peak memory consumption was 23.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 407.52 ms. Allocated memory is still 1.0 GB. Free memory was 814.4 MB in the beginning and 797.1 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...