./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem17_label51.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 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_label51.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 44e865cb3b03c69d875149f8f77e9f4453d97c0d ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_label51.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 44e865cb3b03c69d875149f8f77e9f4453d97c0d .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:50:43,077 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:50:43,083 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:50:43,106 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:50:43,108 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:50:43,109 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:50:43,112 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:50:43,142 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:50:43,144 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:50:43,148 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:50:43,152 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:50:43,157 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:50:43,159 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:50:43,165 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:50:43,169 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:50:43,174 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:50:43,176 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:50:43,181 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:50:43,187 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:50:43,197 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:50:43,203 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:50:43,211 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:50:43,213 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:50:43,218 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:50:43,227 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:50:43,228 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:50:43,228 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:50:43,232 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:50:43,233 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:50:43,234 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:50:43,236 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:50:43,237 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:50:43,240 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:50:43,245 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:50:43,247 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:50:43,247 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:50:43,249 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:50:43,252 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:50:43,252 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:50:43,253 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:50:43,257 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:50:43,258 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:50:43,299 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:50:43,301 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:50:43,305 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:50:43,306 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:50:43,307 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:50:43,307 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:50:43,307 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:50:43,309 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:50:43,309 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:50:43,309 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:50:43,311 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:50:43,312 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:50:43,312 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:50:43,314 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:50:43,314 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:50:43,314 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:50:43,315 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:50:43,315 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:50:43,317 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:50:43,317 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:50:43,317 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:50:43,318 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:50:43,318 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:50:43,320 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:50:43,320 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:50:43,320 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:50:43,321 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:50:43,321 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:50:43,321 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 -> 44e865cb3b03c69d875149f8f77e9f4453d97c0d [2019-11-26 16:50:43,914 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:50:43,946 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:50:43,952 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:50:43,956 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:50:43,958 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:50:43,959 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label51.c [2019-11-26 16:50:44,118 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d995ae3d4/5d9e4d0cb312499b8b4af5b6802f515f/FLAG85f304c95 [2019-11-26 16:50:45,668 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:50:45,672 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label51.c [2019-11-26 16:50:45,725 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d995ae3d4/5d9e4d0cb312499b8b4af5b6802f515f/FLAG85f304c95 [2019-11-26 16:50:45,767 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d995ae3d4/5d9e4d0cb312499b8b4af5b6802f515f [2019-11-26 16:50:45,774 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:50:45,777 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:50:45,783 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:50:45,783 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:50:45,792 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:50:45,794 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:50:45" (1/1) ... [2019-11-26 16:50:45,804 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 26.11 04:50:45, skipping insertion in model container [2019-11-26 16:50:45,805 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:50:45" (1/1) ... [2019-11-26 16:50:45,817 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:50:46,045 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:50:48,215 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:50:48,232 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:50:49,087 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:50:49,137 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:50:49,139 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:49 WrapperNode [2019-11-26 16:50:49,142 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:50:49,143 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:50:49,144 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:50:49,145 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:50:49,165 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:49" (1/1) ... [2019-11-26 16:50:49,294 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:49" (1/1) ... [2019-11-26 16:50:49,864 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:50:49,867 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:50:49,868 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:50:49,869 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:50:49,893 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:49" (1/1) ... [2019-11-26 16:50:49,896 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:49" (1/1) ... [2019-11-26 16:50:49,980 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:49" (1/1) ... [2019-11-26 16:50:49,983 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:49" (1/1) ... [2019-11-26 16:50:50,265 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:49" (1/1) ... [2019-11-26 16:50:50,321 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:49" (1/1) ... [2019-11-26 16:50:50,465 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:49" (1/1) ... [2019-11-26 16:50:50,670 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:50:50,681 INFO L168 Benchmark]: Toolchain (without parser) took 4898.26 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 781.5 MB in the end (delta: 180.2 MB). Peak memory consumption was 180.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:50,682 INFO L168 Benchmark]: CDTParser took 1.47 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. [2019-11-26 16:50:50,685 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3359.58 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 873.7 MB in the end (delta: 82.2 MB). Peak memory consumption was 82.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:50,688 INFO L168 Benchmark]: Boogie Procedure Inliner took 723.64 ms. Allocated memory is still 1.0 GB. Free memory was 873.7 MB in the beginning and 810.7 MB in the end (delta: 63.0 MB). Peak memory consumption was 63.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:50,693 INFO L168 Benchmark]: Boogie Preprocessor took 805.75 ms. Allocated memory is still 1.0 GB. Free memory was 810.7 MB in the beginning and 781.5 MB in the end (delta: 29.2 MB). Peak memory consumption was 29.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:50,705 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.47 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 3359.58 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 873.7 MB in the end (delta: 82.2 MB). Peak memory consumption was 82.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 723.64 ms. Allocated memory is still 1.0 GB. Free memory was 873.7 MB in the beginning and 810.7 MB in the end (delta: 63.0 MB). Peak memory consumption was 63.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 805.75 ms. Allocated memory is still 1.0 GB. Free memory was 810.7 MB in the beginning and 781.5 MB in the end (delta: 29.2 MB). Peak memory consumption was 29.2 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 0.1.24-025d5a2 [2019-11-26 16:50:54,586 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:50:54,590 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:50:54,629 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:50:54,630 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:50:54,632 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:50:54,638 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:50:54,653 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:50:54,656 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:50:54,663 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:50:54,667 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:50:54,670 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:50:54,673 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:50:54,675 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:50:54,679 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:50:54,684 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:50:54,687 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:50:54,690 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:50:54,698 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:50:54,706 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:50:54,717 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:50:54,722 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:50:54,726 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:50:54,730 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:50:54,739 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:50:54,740 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:50:54,740 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:50:54,745 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:50:54,746 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:50:54,748 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:50:54,748 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:50:54,751 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:50:54,754 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:50:54,756 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:50:54,759 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:50:54,762 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:50:54,763 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:50:54,764 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:50:54,764 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:50:54,768 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:50:54,769 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:50:54,770 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:50:54,810 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:50:54,813 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:50:54,816 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:50:54,818 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:50:54,818 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:50:54,818 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:50:54,820 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:50:54,820 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:50:54,820 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:50:54,821 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:50:54,824 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:50:54,824 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:50:54,825 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:50:54,825 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:50:54,825 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:50:54,826 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:50:54,828 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:50:54,828 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:50:54,828 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:50:54,829 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:50:54,829 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:50:54,829 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:50:54,830 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:50:54,831 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:50:54,831 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:50:54,831 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:50:54,834 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:50:54,834 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:50:54,834 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:50:54,835 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:50:54,836 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 -> 44e865cb3b03c69d875149f8f77e9f4453d97c0d [2019-11-26 16:50:55,499 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:50:55,531 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:50:55,539 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:50:55,546 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:50:55,547 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:50:55,548 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label51.c [2019-11-26 16:50:55,710 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/72bc901f0/13ac8a7e3bd74859af00e59985c55ccc/FLAG5d0914d46 [2019-11-26 16:50:57,366 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:50:57,368 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label51.c [2019-11-26 16:50:57,435 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/72bc901f0/13ac8a7e3bd74859af00e59985c55ccc/FLAG5d0914d46 [2019-11-26 16:50:57,474 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/72bc901f0/13ac8a7e3bd74859af00e59985c55ccc [2019-11-26 16:50:57,484 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:50:57,493 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:50:57,496 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:50:57,499 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:50:57,506 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:50:57,509 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:50:57" (1/1) ... [2019-11-26 16:50:57,520 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 26.11 04:50:57, skipping insertion in model container [2019-11-26 16:50:57,520 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:50:57" (1/1) ... [2019-11-26 16:50:57,542 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:50:57,750 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:51:00,355 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:51:00,371 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:51:01,491 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:51:01,543 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:51:01,546 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:01 WrapperNode [2019-11-26 16:51:01,549 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:51:01,550 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:51:01,550 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:51:01,551 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:51:01,574 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:01" (1/1) ... [2019-11-26 16:51:01,672 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:01" (1/1) ... [2019-11-26 16:51:01,977 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:51:01,977 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:51:01,978 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:51:01,978 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:51:02,001 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:01" (1/1) ... [2019-11-26 16:51:02,005 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:01" (1/1) ... [2019-11-26 16:51:02,046 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:01" (1/1) ... [2019-11-26 16:51:02,047 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:01" (1/1) ... [2019-11-26 16:51:02,213 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:01" (1/1) ... [2019-11-26 16:51:02,271 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:01" (1/1) ... [2019-11-26 16:51:02,322 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:01" (1/1) ... [2019-11-26 16:51:02,375 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:51:02,387 INFO L168 Benchmark]: Toolchain (without parser) took 4892.84 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 788.0 MB in the end (delta: 173.7 MB). Peak memory consumption was 173.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:02,388 INFO L168 Benchmark]: CDTParser took 2.73 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. [2019-11-26 16:51:02,391 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4053.53 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 828.1 MB in the end (delta: 127.9 MB). Peak memory consumption was 127.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:02,392 INFO L168 Benchmark]: Boogie Procedure Inliner took 427.06 ms. Allocated memory is still 1.0 GB. Free memory was 828.1 MB in the beginning and 810.9 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:02,396 INFO L168 Benchmark]: Boogie Preprocessor took 401.37 ms. Allocated memory is still 1.0 GB. Free memory was 810.9 MB in the beginning and 788.0 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:02,407 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.73 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 4053.53 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 828.1 MB in the end (delta: 127.9 MB). Peak memory consumption was 127.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 427.06 ms. Allocated memory is still 1.0 GB. Free memory was 828.1 MB in the beginning and 810.9 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 401.37 ms. Allocated memory is still 1.0 GB. Free memory was 810.9 MB in the beginning and 788.0 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...