./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem04_label21.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/Problem04_label21.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 ab27a0e7e25ce8b68bb13e0a84f2671ab9ef9b99 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem04_label21.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 ab27a0e7e25ce8b68bb13e0a84f2671ab9ef9b99 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 20:41:15,027 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:41:15,032 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:41:15,054 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:41:15,055 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:41:15,058 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:41:15,062 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:41:15,075 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:41:15,081 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:41:15,084 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:41:15,085 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:41:15,090 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:41:15,090 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:41:15,092 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:41:15,096 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:41:15,097 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:41:15,101 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:41:15,102 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:41:15,105 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:41:15,110 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:41:15,116 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:41:15,122 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:41:15,123 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:41:15,125 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:41:15,131 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:41:15,132 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:41:15,132 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:41:15,137 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:41:15,137 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:41:15,138 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:41:15,138 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:41:15,139 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:41:15,141 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:41:15,142 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:41:15,144 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:41:15,144 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:41:15,148 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:41:15,148 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:41:15,148 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:41:15,149 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:41:15,151 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:41:15,153 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:41:15,179 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:41:15,182 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:41:15,184 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:41:15,184 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:41:15,184 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:41:15,187 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:41:15,187 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:41:15,187 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:41:15,188 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:41:15,188 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:41:15,189 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:41:15,189 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:41:15,189 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:41:15,189 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:41:15,190 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:41:15,190 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:41:15,192 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:41:15,192 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:41:15,192 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:41:15,192 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:41:15,193 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:41:15,193 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:41:15,193 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:41:15,193 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:41:15,195 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:41:15,195 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:41:15,195 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:41:15,195 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:41:15,196 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:41:15,196 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 -> ab27a0e7e25ce8b68bb13e0a84f2671ab9ef9b99 [2019-11-24 20:41:15,584 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:41:15,602 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:41:15,611 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:41:15,612 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:41:15,613 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:41:15,614 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label21.c [2019-11-24 20:41:15,719 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8aa8cec87/747019bdd1f4494792c8d7d695dc7f4e/FLAG3b3d98889 [2019-11-24 20:41:16,842 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:41:16,843 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label21.c [2019-11-24 20:41:16,918 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8aa8cec87/747019bdd1f4494792c8d7d695dc7f4e/FLAG3b3d98889 [2019-11-24 20:41:17,254 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8aa8cec87/747019bdd1f4494792c8d7d695dc7f4e [2019-11-24 20:41:17,261 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:41:17,265 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:41:17,269 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:41:17,269 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:41:17,272 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:41:17,278 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:41:17" (1/1) ... [2019-11-24 20:41:17,285 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f182920 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:17, skipping insertion in model container [2019-11-24 20:41:17,285 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:41:17" (1/1) ... [2019-11-24 20:41:17,298 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:41:17,495 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:41:19,385 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:41:19,396 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:41:20,309 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:41:20,363 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:41:20,364 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:20 WrapperNode [2019-11-24 20:41:20,366 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:41:20,367 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:41:20,369 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:41:20,369 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:41:20,385 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:20" (1/1) ... [2019-11-24 20:41:20,452 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:20" (1/1) ... [2019-11-24 20:41:20,747 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:41:20,748 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:41:20,748 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:41:20,751 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:41:20,766 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:20" (1/1) ... [2019-11-24 20:41:20,766 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:20" (1/1) ... [2019-11-24 20:41:20,810 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:20" (1/1) ... [2019-11-24 20:41:20,810 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:20" (1/1) ... [2019-11-24 20:41:20,945 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:20" (1/1) ... [2019-11-24 20:41:20,992 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:20" (1/1) ... [2019-11-24 20:41:21,025 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:20" (1/1) ... [2019-11-24 20:41:21,059 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:41:21,070 INFO L168 Benchmark]: Toolchain (without parser) took 3797.86 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 943.1 MB in the beginning and 749.9 MB in the end (delta: 193.2 MB). Peak memory consumption was 193.3 MB. Max. memory is 12.5 GB. [2019-11-24 20:41:21,070 INFO L168 Benchmark]: CDTParser took 0.61 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 20:41:21,072 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3097.25 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 943.1 MB in the beginning and 813.1 MB in the end (delta: 129.9 MB). Peak memory consumption was 130.0 MB. Max. memory is 12.5 GB. [2019-11-24 20:41:21,073 INFO L168 Benchmark]: Boogie Procedure Inliner took 381.11 ms. Allocated memory is still 1.0 GB. Free memory was 813.1 MB in the beginning and 778.8 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-24 20:41:21,076 INFO L168 Benchmark]: Boogie Preprocessor took 312.68 ms. Allocated memory is still 1.0 GB. Free memory was 778.8 MB in the beginning and 749.9 MB in the end (delta: 28.9 MB). Peak memory consumption was 28.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:41:21,083 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.61 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 3097.25 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 943.1 MB in the beginning and 813.1 MB in the end (delta: 129.9 MB). Peak memory consumption was 130.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 381.11 ms. Allocated memory is still 1.0 GB. Free memory was 813.1 MB in the beginning and 778.8 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 312.68 ms. Allocated memory is still 1.0 GB. Free memory was 778.8 MB in the beginning and 749.9 MB in the end (delta: 28.9 MB). Peak memory consumption was 28.9 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 20:41:23,848 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:41:23,852 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:41:23,876 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:41:23,877 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:41:23,882 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:41:23,883 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:41:23,896 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:41:23,902 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:41:23,905 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:41:23,908 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:41:23,910 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:41:23,913 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:41:23,915 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:41:23,916 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:41:23,920 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:41:23,921 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:41:23,922 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:41:23,926 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:41:23,932 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:41:23,937 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:41:23,943 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:41:23,945 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:41:23,947 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:41:23,953 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:41:23,953 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:41:23,953 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:41:23,956 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:41:23,957 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:41:23,960 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:41:23,961 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:41:23,961 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:41:23,962 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:41:23,965 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:41:23,967 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:41:23,967 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:41:23,968 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:41:23,970 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:41:23,970 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:41:23,971 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:41:23,973 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:41:23,975 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:41:24,003 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:41:24,005 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:41:24,008 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:41:24,009 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:41:24,009 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:41:24,009 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:41:24,010 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:41:24,013 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:41:24,013 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:41:24,013 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:41:24,014 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:41:24,015 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:41:24,015 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:41:24,015 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:41:24,015 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:41:24,016 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:41:24,016 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:41:24,016 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:41:24,016 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:41:24,016 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:41:24,017 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:41:24,017 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:41:24,017 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:41:24,017 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:41:24,020 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:41:24,020 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:41:24,020 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:41:24,021 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:41:24,021 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:41:24,021 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:41:24,022 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:41:24,022 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 -> ab27a0e7e25ce8b68bb13e0a84f2671ab9ef9b99 [2019-11-24 20:41:24,502 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:41:24,524 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:41:24,530 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:41:24,531 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:41:24,535 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:41:24,535 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label21.c [2019-11-24 20:41:24,641 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4e0674f8c/ed8412e2d02b489eb190d40cfa27abd9/FLAGf2727f38c [2019-11-24 20:41:25,789 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:41:25,790 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label21.c [2019-11-24 20:41:25,851 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4e0674f8c/ed8412e2d02b489eb190d40cfa27abd9/FLAGf2727f38c [2019-11-24 20:41:26,170 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4e0674f8c/ed8412e2d02b489eb190d40cfa27abd9 [2019-11-24 20:41:26,173 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:41:26,175 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:41:26,181 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:41:26,181 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:41:26,184 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:41:26,185 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:41:26" (1/1) ... [2019-11-24 20:41:26,190 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1fac7363 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:26, skipping insertion in model container [2019-11-24 20:41:26,190 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:41:26" (1/1) ... [2019-11-24 20:41:26,197 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:41:26,401 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:41:28,360 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:41:28,371 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:41:29,387 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:41:29,441 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:41:29,442 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:29 WrapperNode [2019-11-24 20:41:29,442 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:41:29,444 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:41:29,446 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:41:29,447 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:41:29,462 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:29" (1/1) ... [2019-11-24 20:41:29,534 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:29" (1/1) ... [2019-11-24 20:41:29,815 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:41:29,816 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:41:29,816 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:41:29,816 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:41:29,830 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:29" (1/1) ... [2019-11-24 20:41:29,831 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:29" (1/1) ... [2019-11-24 20:41:29,891 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:29" (1/1) ... [2019-11-24 20:41:29,892 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:29" (1/1) ... [2019-11-24 20:41:30,064 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:29" (1/1) ... [2019-11-24 20:41:30,118 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:29" (1/1) ... [2019-11-24 20:41:30,151 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:29" (1/1) ... [2019-11-24 20:41:30,188 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:41:30,198 INFO L168 Benchmark]: Toolchain (without parser) took 4017.05 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 734.5 MB in the end (delta: 210.0 MB). Peak memory consumption was 210.1 MB. Max. memory is 12.5 GB. [2019-11-24 20:41:30,199 INFO L168 Benchmark]: CDTParser took 0.20 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 20:41:30,200 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3262.31 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 803.2 MB in the end (delta: 141.3 MB). Peak memory consumption was 141.3 MB. Max. memory is 12.5 GB. [2019-11-24 20:41:30,204 INFO L168 Benchmark]: Boogie Procedure Inliner took 371.92 ms. Allocated memory is still 1.0 GB. Free memory was 803.2 MB in the beginning and 763.1 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-24 20:41:30,205 INFO L168 Benchmark]: Boogie Preprocessor took 373.82 ms. Allocated memory is still 1.0 GB. Free memory was 763.1 MB in the beginning and 734.5 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-24 20:41:30,214 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 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 3262.31 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 803.2 MB in the end (delta: 141.3 MB). Peak memory consumption was 141.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 371.92 ms. Allocated memory is still 1.0 GB. Free memory was 803.2 MB in the beginning and 763.1 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 373.82 ms. Allocated memory is still 1.0 GB. Free memory was 763.1 MB in the beginning and 734.5 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...