./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem13_label16.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 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/Problem13_label16.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 abbd5c9fea8a69cb9488f32812e3a16965aa22e4 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem13_label16.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 abbd5c9fea8a69cb9488f32812e3a16965aa22e4 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:39:26,021 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:39:26,027 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:39:26,053 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:39:26,055 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:39:26,058 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:39:26,070 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:39:26,088 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:39:26,090 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:39:26,097 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:39:26,099 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:39:26,105 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:39:26,107 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:39:26,113 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:39:26,115 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:39:26,120 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:39:26,122 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:39:26,127 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:39:26,134 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:39:26,142 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:39:26,149 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:39:26,157 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:39:26,158 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:39:26,165 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:39:26,173 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:39:26,174 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:39:26,174 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:39:26,176 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:39:26,177 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:39:26,180 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:39:26,182 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:39:26,183 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:39:26,184 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:39:26,189 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:39:26,190 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:39:26,191 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:39:26,193 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:39:26,194 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:39:26,194 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:39:26,195 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:39:26,199 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:39:26,200 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:39:26,241 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:39:26,242 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:39:26,246 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:39:26,246 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:39:26,247 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:39:26,248 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:39:26,248 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:39:26,248 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:39:26,250 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:39:26,250 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:39:26,252 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:39:26,256 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:39:26,256 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:39:26,257 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:39:26,257 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:39:26,258 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:39:26,258 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:39:26,259 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:39:26,259 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:39:26,259 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:39:26,260 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:39:26,262 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:39:26,262 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:39:26,263 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:39:26,263 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:39:26,264 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:39:26,265 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:39:26,265 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:39:26,265 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 -> abbd5c9fea8a69cb9488f32812e3a16965aa22e4 [2019-11-25 22:39:26,773 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:39:26,804 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:39:26,814 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:39:26,816 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:39:26,817 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:39:26,818 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem13_label16.c [2019-11-25 22:39:26,975 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c0c9f02cf/4438a63c76cd4d2c93ca4319ae548643/FLAG24e204fa7 [2019-11-25 22:39:28,592 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:39:28,595 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem13_label16.c [2019-11-25 22:39:28,675 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c0c9f02cf/4438a63c76cd4d2c93ca4319ae548643/FLAG24e204fa7 [2019-11-25 22:39:28,716 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c0c9f02cf/4438a63c76cd4d2c93ca4319ae548643 [2019-11-25 22:39:28,726 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:39:28,729 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:39:28,734 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:39:28,735 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:39:28,741 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:39:28,744 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:39:28" (1/1) ... [2019-11-25 22:39:28,753 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 25.11 10:39:28, skipping insertion in model container [2019-11-25 22:39:28,754 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:39:28" (1/1) ... [2019-11-25 22:39:28,768 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:39:29,143 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:39:32,509 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:39:32,520 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:39:34,262 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:39:34,330 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:39:34,335 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:34 WrapperNode [2019-11-25 22:39:34,336 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:39:34,340 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:39:34,340 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:39:34,340 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:39:34,360 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:34" (1/1) ... [2019-11-25 22:39:34,482 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:34" (1/1) ... [2019-11-25 22:39:35,847 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:39:35,850 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:39:35,852 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:39:35,852 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:39:35,878 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:34" (1/1) ... [2019-11-25 22:39:35,880 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:34" (1/1) ... [2019-11-25 22:39:36,086 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:34" (1/1) ... [2019-11-25 22:39:36,087 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:34" (1/1) ... [2019-11-25 22:39:36,733 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:34" (1/1) ... [2019-11-25 22:39:36,818 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:34" (1/1) ... [2019-11-25 22:39:36,952 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:34" (1/1) ... [2019-11-25 22:39:37,112 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:39:37,124 INFO L168 Benchmark]: Toolchain (without parser) took 8387.14 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 803.7 MB in the end (delta: 140.8 MB). Peak memory consumption was 140.8 MB. Max. memory is 12.5 GB. [2019-11-25 22:39:37,125 INFO L168 Benchmark]: CDTParser took 1.94 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. [2019-11-25 22:39:37,129 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5604.76 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 773.8 MB in the end (delta: 170.7 MB). Peak memory consumption was 170.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:39:37,132 INFO L168 Benchmark]: Boogie Procedure Inliner took 1509.75 ms. Allocated memory is still 1.0 GB. Free memory was 773.8 MB in the beginning and 873.5 MB in the end (delta: -99.6 MB). Peak memory consumption was 129.1 MB. Max. memory is 12.5 GB. [2019-11-25 22:39:37,138 INFO L168 Benchmark]: Boogie Preprocessor took 1264.02 ms. Allocated memory is still 1.0 GB. Free memory was 873.5 MB in the beginning and 803.7 MB in the end (delta: 69.7 MB). Peak memory consumption was 69.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:39:37,149 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.94 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 5604.76 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 773.8 MB in the end (delta: 170.7 MB). Peak memory consumption was 170.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1509.75 ms. Allocated memory is still 1.0 GB. Free memory was 773.8 MB in the beginning and 873.5 MB in the end (delta: -99.6 MB). Peak memory consumption was 129.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1264.02 ms. Allocated memory is still 1.0 GB. Free memory was 873.5 MB in the beginning and 803.7 MB in the end (delta: 69.7 MB). Peak memory consumption was 69.7 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 0.1.24-65d6cd2 [2019-11-25 22:39:41,034 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:39:41,039 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:39:41,061 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:39:41,063 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:39:41,074 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:39:41,080 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:39:41,096 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:39:41,100 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:39:41,108 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:39:41,110 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:39:41,113 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:39:41,116 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:39:41,118 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:39:41,124 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:39:41,126 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:39:41,128 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:39:41,134 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:39:41,139 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:39:41,149 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:39:41,154 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:39:41,162 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:39:41,163 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:39:41,169 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:39:41,176 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:39:41,176 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:39:41,177 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:39:41,180 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:39:41,181 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:39:41,185 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:39:41,185 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:39:41,186 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:39:41,189 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:39:41,191 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:39:41,195 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:39:41,196 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:39:41,197 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:39:41,197 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:39:41,198 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:39:41,201 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:39:41,203 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:39:41,205 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:39:41,243 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:39:41,244 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:39:41,249 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:39:41,250 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:39:41,250 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:39:41,251 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:39:41,251 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:39:41,251 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:39:41,251 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:39:41,252 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:39:41,253 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:39:41,256 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:39:41,256 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:39:41,257 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:39:41,257 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:39:41,257 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:39:41,258 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:39:41,258 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:39:41,258 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:39:41,259 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:39:41,260 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:39:41,260 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:39:41,260 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:39:41,261 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:39:41,263 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:39:41,263 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:39:41,263 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:39:41,264 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:39:41,264 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:39:41,264 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:39:41,265 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 -> abbd5c9fea8a69cb9488f32812e3a16965aa22e4 [2019-11-25 22:39:41,807 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:39:41,835 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:39:41,844 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:39:41,846 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:39:41,847 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:39:41,850 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem13_label16.c [2019-11-25 22:39:42,003 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5aff68112/9dbdc649a226493ca99aa07b748544f7/FLAG52dca1774 [2019-11-25 22:39:43,775 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:39:43,779 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem13_label16.c [2019-11-25 22:39:43,878 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5aff68112/9dbdc649a226493ca99aa07b748544f7/FLAG52dca1774 [2019-11-25 22:39:43,918 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5aff68112/9dbdc649a226493ca99aa07b748544f7 [2019-11-25 22:39:43,929 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:39:43,932 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:39:43,939 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:39:43,940 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:39:43,944 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:39:43,946 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:39:43" (1/1) ... [2019-11-25 22:39:43,955 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bc0b2b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:43, skipping insertion in model container [2019-11-25 22:39:43,956 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:39:43" (1/1) ... [2019-11-25 22:39:43,973 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:39:44,299 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:39:47,743 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:39:47,755 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:39:49,354 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:39:49,429 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:39:49,430 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:49 WrapperNode [2019-11-25 22:39:49,431 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:39:49,435 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:39:49,435 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:39:49,435 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:39:49,457 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:49" (1/1) ... [2019-11-25 22:39:49,608 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:49" (1/1) ... [2019-11-25 22:39:50,236 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:39:50,237 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:39:50,238 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:39:50,238 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:39:50,264 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:49" (1/1) ... [2019-11-25 22:39:50,264 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:49" (1/1) ... [2019-11-25 22:39:50,343 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:49" (1/1) ... [2019-11-25 22:39:50,344 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:49" (1/1) ... [2019-11-25 22:39:50,645 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:49" (1/1) ... [2019-11-25 22:39:50,721 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:49" (1/1) ... [2019-11-25 22:39:50,810 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:49" (1/1) ... [2019-11-25 22:39:50,922 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:39:50,932 INFO L168 Benchmark]: Toolchain (without parser) took 6995.93 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 884.1 MB in the end (delta: 66.2 MB). Peak memory consumption was 66.2 MB. Max. memory is 12.5 GB. [2019-11-25 22:39:50,934 INFO L168 Benchmark]: CDTParser took 0.39 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. [2019-11-25 22:39:50,937 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5495.00 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 716.6 MB in the end (delta: 233.7 MB). Peak memory consumption was 233.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:39:50,939 INFO L168 Benchmark]: Boogie Procedure Inliner took 801.89 ms. Allocated memory is still 1.0 GB. Free memory was 716.6 MB in the beginning and 917.9 MB in the end (delta: -201.3 MB). Peak memory consumption was 38.4 MB. Max. memory is 12.5 GB. [2019-11-25 22:39:50,944 INFO L168 Benchmark]: Boogie Preprocessor took 687.87 ms. Allocated memory is still 1.0 GB. Free memory was 917.9 MB in the beginning and 884.1 MB in the end (delta: 33.8 MB). Peak memory consumption was 33.8 MB. Max. memory is 12.5 GB. [2019-11-25 22:39:50,956 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 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 5495.00 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 716.6 MB in the end (delta: 233.7 MB). Peak memory consumption was 233.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 801.89 ms. Allocated memory is still 1.0 GB. Free memory was 716.6 MB in the beginning and 917.9 MB in the end (delta: -201.3 MB). Peak memory consumption was 38.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 687.87 ms. Allocated memory is still 1.0 GB. Free memory was 917.9 MB in the beginning and 884.1 MB in the end (delta: 33.8 MB). Peak memory consumption was 33.8 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...