./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem17_label53.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_label53.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 d732e087117a2b06ffd0951c9f626138e606410b ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_label53.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 d732e087117a2b06ffd0951c9f626138e606410b ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 20:56:43,007 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:56:43,012 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:56:43,033 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:56:43,035 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:56:43,037 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:56:43,056 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:56:43,070 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:56:43,075 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:56:43,080 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:56:43,083 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:56:43,090 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:56:43,092 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:56:43,099 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:56:43,100 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:56:43,104 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:56:43,107 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:56:43,112 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:56:43,119 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:56:43,127 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:56:43,134 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:56:43,142 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:56:43,143 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:56:43,149 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:56:43,156 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:56:43,156 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:56:43,157 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:56:43,160 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:56:43,161 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:56:43,163 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:56:43,165 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:56:43,166 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:56:43,171 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:56:43,172 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:56:43,174 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:56:43,176 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:56:43,177 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:56:43,179 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:56:43,179 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:56:43,180 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:56:43,183 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:56:43,185 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:56:43,224 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:56:43,227 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:56:43,230 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:56:43,232 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:56:43,232 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:56:43,232 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:56:43,234 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:56:43,234 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:56:43,234 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:56:43,235 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:56:43,237 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:56:43,237 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:56:43,238 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:56:43,240 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:56:43,241 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:56:43,241 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:56:43,241 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:56:43,241 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:56:43,242 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:56:43,242 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:56:43,242 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:56:43,245 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:56:43,245 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:56:43,245 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:56:43,246 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:56:43,246 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:56:43,246 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:56:43,246 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:56:43,247 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:56:43,247 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 -> d732e087117a2b06ffd0951c9f626138e606410b [2019-11-24 20:56:43,838 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:56:43,869 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:56:43,875 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:56:43,878 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:56:43,881 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:56:43,882 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label53.c [2019-11-24 20:56:44,042 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1302abe05/d12ac5eb7d14481da6db957e37a89e0b/FLAGc91af173d [2019-11-24 20:56:45,681 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:56:45,686 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label53.c [2019-11-24 20:56:45,751 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1302abe05/d12ac5eb7d14481da6db957e37a89e0b/FLAGc91af173d [2019-11-24 20:56:45,788 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1302abe05/d12ac5eb7d14481da6db957e37a89e0b [2019-11-24 20:56:45,798 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:56:45,804 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:56:45,808 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:56:45,810 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:56:45,816 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:56:45,822 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:56:45" (1/1) ... [2019-11-24 20:56:45,828 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79f65d96 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:45, skipping insertion in model container [2019-11-24 20:56:45,831 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:56:45" (1/1) ... [2019-11-24 20:56:45,850 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:56:46,050 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:56:48,231 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:56:48,247 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:56:49,101 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:56:49,157 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:56:49,161 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:49 WrapperNode [2019-11-24 20:56:49,162 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:56:49,163 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:56:49,166 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:56:49,166 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:56:49,186 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:49" (1/1) ... [2019-11-24 20:56:49,291 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:49" (1/1) ... [2019-11-24 20:56:49,854 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:56:49,857 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:56:49,857 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:56:49,858 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:56:49,883 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:49" (1/1) ... [2019-11-24 20:56:49,884 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:49" (1/1) ... [2019-11-24 20:56:50,003 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:49" (1/1) ... [2019-11-24 20:56:50,005 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:49" (1/1) ... [2019-11-24 20:56:50,371 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:49" (1/1) ... [2019-11-24 20:56:50,435 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:49" (1/1) ... [2019-11-24 20:56:50,556 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:49" (1/1) ... [2019-11-24 20:56:50,645 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:56:50,657 INFO L168 Benchmark]: Toolchain (without parser) took 4844.99 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 781.6 MB in the end (delta: 172.9 MB). Peak memory consumption was 173.0 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:50,658 INFO L168 Benchmark]: CDTParser took 4.20 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 20:56:50,661 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3354.70 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 873.8 MB in the end (delta: 75.0 MB). Peak memory consumption was 75.1 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:50,665 INFO L168 Benchmark]: Boogie Procedure Inliner took 693.92 ms. Allocated memory is still 1.0 GB. Free memory was 873.8 MB in the beginning and 810.8 MB in the end (delta: 63.0 MB). Peak memory consumption was 63.0 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:50,670 INFO L168 Benchmark]: Boogie Preprocessor took 788.89 ms. Allocated memory is still 1.0 GB. Free memory was 810.8 MB in the beginning and 781.6 MB in the end (delta: 29.2 MB). Peak memory consumption was 29.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:50,680 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 4.20 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 3354.70 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 873.8 MB in the end (delta: 75.0 MB). Peak memory consumption was 75.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 693.92 ms. Allocated memory is still 1.0 GB. Free memory was 873.8 MB in the beginning and 810.8 MB in the end (delta: 63.0 MB). Peak memory consumption was 63.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 788.89 ms. Allocated memory is still 1.0 GB. Free memory was 810.8 MB in the beginning and 781.6 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 0.1.24-32f2683 [2019-11-24 20:56:54,605 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:56:54,607 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:56:54,630 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:56:54,632 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:56:54,634 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:56:54,636 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:56:54,666 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:56:54,671 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:56:54,673 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:56:54,678 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:56:54,682 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:56:54,684 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:56:54,688 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:56:54,692 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:56:54,698 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:56:54,700 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:56:54,704 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:56:54,707 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:56:54,718 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:56:54,726 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:56:54,733 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:56:54,737 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:56:54,739 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:56:54,747 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:56:54,751 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:56:54,751 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:56:54,753 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:56:54,754 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:56:54,755 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:56:54,758 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:56:54,759 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:56:54,762 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:56:54,767 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:56:54,768 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:56:54,771 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:56:54,772 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:56:54,774 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:56:54,774 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:56:54,778 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:56:54,780 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:56:54,781 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:56:54,818 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:56:54,820 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:56:54,826 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:56:54,827 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:56:54,827 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:56:54,827 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:56:54,827 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:56:54,830 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:56:54,830 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:56:54,831 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:56:54,832 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:56:54,832 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:56:54,833 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:56:54,833 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:56:54,835 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:56:54,835 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:56:54,835 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:56:54,836 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:56:54,838 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:56:54,838 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:56:54,839 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:56:54,839 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:56:54,839 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:56:54,839 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:56:54,841 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:56:54,841 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:56:54,841 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:56:54,843 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:56:54,843 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:56:54,843 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:56:54,845 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:56:54,846 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 -> d732e087117a2b06ffd0951c9f626138e606410b [2019-11-24 20:56:55,446 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:56:55,481 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:56:55,487 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:56:55,491 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:56:55,496 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:56:55,497 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label53.c [2019-11-24 20:56:55,660 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/73eb5391d/66dfb65c941d43e982fa7956cd736bd1/FLAGf7d54aaf5 [2019-11-24 20:56:57,248 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:56:57,249 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label53.c [2019-11-24 20:56:57,314 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/73eb5391d/66dfb65c941d43e982fa7956cd736bd1/FLAGf7d54aaf5 [2019-11-24 20:56:57,355 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/73eb5391d/66dfb65c941d43e982fa7956cd736bd1 [2019-11-24 20:56:57,363 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:56:57,367 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:56:57,372 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:56:57,372 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:56:57,382 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:56:57,383 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:56:57" (1/1) ... [2019-11-24 20:56:57,390 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:57, skipping insertion in model container [2019-11-24 20:56:57,391 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:56:57" (1/1) ... [2019-11-24 20:56:57,411 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:56:57,610 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:56:59,967 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:56:59,984 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:57:00,964 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:57:01,013 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:57:01,016 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:01 WrapperNode [2019-11-24 20:57:01,017 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:57:01,021 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:57:01,022 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:57:01,023 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:57:01,044 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:01" (1/1) ... [2019-11-24 20:57:01,152 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:01" (1/1) ... [2019-11-24 20:57:01,435 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:57:01,438 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:57:01,439 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:57:01,441 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:57:01,464 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:01" (1/1) ... [2019-11-24 20:57:01,467 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:01" (1/1) ... [2019-11-24 20:57:01,518 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:01" (1/1) ... [2019-11-24 20:57:01,518 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:01" (1/1) ... [2019-11-24 20:57:01,686 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:01" (1/1) ... [2019-11-24 20:57:01,755 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:01" (1/1) ... [2019-11-24 20:57:01,822 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:01" (1/1) ... [2019-11-24 20:57:01,887 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:57:01,896 INFO L168 Benchmark]: Toolchain (without parser) took 4526.22 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 782.2 MB in the end (delta: 173.7 MB). Peak memory consumption was 173.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:01,899 INFO L168 Benchmark]: CDTParser took 0.37 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 20:57:01,901 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3645.88 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 828.1 MB in the end (delta: 122.2 MB). Peak memory consumption was 122.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:01,904 INFO L168 Benchmark]: Boogie Procedure Inliner took 416.46 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. [2019-11-24 20:57:01,907 INFO L168 Benchmark]: Boogie Preprocessor took 452.60 ms. Allocated memory is still 1.0 GB. Free memory was 810.9 MB in the beginning and 782.2 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:01,917 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 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 3645.88 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 828.1 MB in the end (delta: 122.2 MB). Peak memory consumption was 122.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 416.46 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 452.60 ms. Allocated memory is still 1.0 GB. Free memory was 810.9 MB in the beginning and 782.2 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...