./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem19_label32.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem19_label32.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 650ee5baa933667176ccc5104987037863f5d4ad ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Problem19_label32.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 650ee5baa933667176ccc5104987037863f5d4ad ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:52:20,085 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:52:20,092 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:52:20,129 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:52:20,130 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:52:20,133 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:52:20,142 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:52:20,158 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:52:20,164 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:52:20,168 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:52:20,170 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:52:20,176 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:52:20,178 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:52:20,183 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:52:20,189 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:52:20,191 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:52:20,194 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:52:20,198 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:52:20,205 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:52:20,213 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:52:20,220 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:52:20,227 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:52:20,229 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:52:20,234 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:52:20,242 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:52:20,243 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:52:20,245 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:52:20,247 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:52:20,248 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:52:20,251 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:52:20,253 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:52:20,254 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:52:20,257 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:52:20,259 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:52:20,262 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:52:20,264 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:52:20,265 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:52:20,267 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:52:20,267 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:52:20,268 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:52:20,274 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:52:20,275 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:52:20,315 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:52:20,316 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:52:20,320 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:52:20,321 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:52:20,322 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:52:20,322 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:52:20,322 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:52:20,324 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:52:20,324 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:52:20,324 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:52:20,327 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:52:20,327 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:52:20,328 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:52:20,328 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:52:20,331 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:52:20,331 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:52:20,332 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:52:20,332 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:52:20,332 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:52:20,332 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:52:20,333 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:52:20,333 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:52:20,333 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:52:20,336 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:52:20,336 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:52:20,336 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:52:20,337 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:52:20,337 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:52:20,337 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 -> 650ee5baa933667176ccc5104987037863f5d4ad [2019-11-26 16:52:20,905 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:52:20,938 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:52:20,946 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:52:20,948 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:52:20,952 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:52:20,953 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem19_label32.c [2019-11-26 16:52:21,112 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7867cb983/bd7d72cd52674209912f09d42143632b/FLAG7ecc022d2 [2019-11-26 16:52:23,030 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:52:23,035 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem19_label32.c [2019-11-26 16:52:23,160 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7867cb983/bd7d72cd52674209912f09d42143632b/FLAG7ecc022d2 [2019-11-26 16:52:23,200 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7867cb983/bd7d72cd52674209912f09d42143632b [2019-11-26 16:52:23,208 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:52:23,212 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:52:23,217 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:52:23,218 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:52:23,225 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:52:23,226 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:52:23" (1/1) ... [2019-11-26 16:52:23,235 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ae0ad6a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:23, skipping insertion in model container [2019-11-26 16:52:23,236 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:52:23" (1/1) ... [2019-11-26 16:52:23,257 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:52:23,774 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:52:28,446 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:52:28,459 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:52:30,938 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:52:31,062 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:52:31,067 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:31 WrapperNode [2019-11-26 16:52:31,068 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:52:31,069 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:52:31,071 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:52:31,071 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:52:31,093 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:31" (1/1) ... [2019-11-26 16:52:31,251 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:31" (1/1) ... [2019-11-26 16:52:32,482 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:52:32,486 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:52:32,486 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:52:32,487 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:52:32,514 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:31" (1/1) ... [2019-11-26 16:52:32,515 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:31" (1/1) ... [2019-11-26 16:52:32,791 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:31" (1/1) ... [2019-11-26 16:52:32,794 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:31" (1/1) ... [2019-11-26 16:52:34,197 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:31" (1/1) ... [2019-11-26 16:52:34,292 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:31" (1/1) ... [2019-11-26 16:52:34,578 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:31" (1/1) ... [2019-11-26 16:52:34,856 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:52:34,868 INFO L168 Benchmark]: Toolchain (without parser) took 11649.94 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 780.0 MB in the end (delta: 153.0 MB). Peak memory consumption was 393.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:52:34,872 INFO L168 Benchmark]: CDTParser took 0.39 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. [2019-11-26 16:52:34,874 INFO L168 Benchmark]: CACSL2BoogieTranslator took 7851.66 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 877.7 MB in the end (delta: 55.3 MB). Peak memory consumption was 274.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:52:34,877 INFO L168 Benchmark]: Boogie Procedure Inliner took 1416.14 ms. Allocated memory is still 1.0 GB. Free memory was 877.7 MB in the beginning and 715.8 MB in the end (delta: 161.8 MB). Peak memory consumption was 161.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:52:34,883 INFO L168 Benchmark]: Boogie Preprocessor took 2372.75 ms. Allocated memory is still 1.0 GB. Free memory was 715.8 MB in the beginning and 780.0 MB in the end (delta: -64.1 MB). Peak memory consumption was 176.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:52:34,894 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 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 7851.66 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 877.7 MB in the end (delta: 55.3 MB). Peak memory consumption was 274.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1416.14 ms. Allocated memory is still 1.0 GB. Free memory was 877.7 MB in the beginning and 715.8 MB in the end (delta: 161.8 MB). Peak memory consumption was 161.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 2372.75 ms. Allocated memory is still 1.0 GB. Free memory was 715.8 MB in the beginning and 780.0 MB in the end (delta: -64.1 MB). Peak memory consumption was 176.4 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:52:39,145 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:52:39,152 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:52:39,183 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:52:39,183 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:52:39,188 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:52:39,190 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:52:39,204 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:52:39,213 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:52:39,218 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:52:39,219 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:52:39,224 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:52:39,227 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:52:39,230 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:52:39,233 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:52:39,234 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:52:39,239 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:52:39,241 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:52:39,247 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:52:39,252 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:52:39,262 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:52:39,267 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:52:39,268 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:52:39,274 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:52:39,282 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:52:39,282 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:52:39,283 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:52:39,285 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:52:39,286 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:52:39,287 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:52:39,289 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:52:39,290 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:52:39,292 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:52:39,297 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:52:39,299 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:52:39,302 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:52:39,304 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:52:39,304 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:52:39,304 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:52:39,305 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:52:39,310 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:52:39,311 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:52:39,368 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:52:39,368 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:52:39,371 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:52:39,375 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:52:39,378 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:52:39,378 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:52:39,379 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:52:39,379 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:52:39,381 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:52:39,381 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:52:39,381 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:52:39,382 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:52:39,383 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:52:39,384 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:52:39,385 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:52:39,385 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:52:39,387 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:52:39,387 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:52:39,388 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:52:39,390 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:52:39,390 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:52:39,390 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:52:39,391 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:52:39,392 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:52:39,392 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:52:39,394 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:52:39,394 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:52:39,395 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:52:39,395 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:52:39,396 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:52:39,397 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 -> 650ee5baa933667176ccc5104987037863f5d4ad [2019-11-26 16:52:39,944 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:52:39,987 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:52:39,995 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:52:40,001 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:52:40,002 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:52:40,005 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem19_label32.c [2019-11-26 16:52:40,180 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a109270a2/37462192c7fc438181fc8cb8cde54442/FLAGe2ec50f3b [2019-11-26 16:52:42,058 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:52:42,061 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem19_label32.c [2019-11-26 16:52:42,180 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a109270a2/37462192c7fc438181fc8cb8cde54442/FLAGe2ec50f3b [2019-11-26 16:52:42,216 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a109270a2/37462192c7fc438181fc8cb8cde54442 [2019-11-26 16:52:42,221 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:52:42,223 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:52:42,236 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:52:42,236 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:52:42,243 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:52:42,244 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:52:42" (1/1) ... [2019-11-26 16:52:42,254 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65fae4e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:42, skipping insertion in model container [2019-11-26 16:52:42,255 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:52:42" (1/1) ... [2019-11-26 16:52:42,273 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:52:42,793 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:52:47,821 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:52:47,836 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:52:50,697 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:52:50,870 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:52:50,871 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:50 WrapperNode [2019-11-26 16:52:50,874 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:52:50,875 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:52:50,876 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:52:50,876 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:52:50,901 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:50" (1/1) ... [2019-11-26 16:52:51,112 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:50" (1/1) ... [2019-11-26 16:52:51,762 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:52:51,764 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:52:51,765 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:52:51,766 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:52:51,794 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:50" (1/1) ... [2019-11-26 16:52:51,796 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:50" (1/1) ... [2019-11-26 16:52:51,986 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:50" (1/1) ... [2019-11-26 16:52:51,987 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:50" (1/1) ... [2019-11-26 16:52:52,834 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:50" (1/1) ... [2019-11-26 16:52:52,935 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:50" (1/1) ... [2019-11-26 16:52:53,058 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:50" (1/1) ... [2019-11-26 16:52:53,155 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:52:53,166 INFO L168 Benchmark]: Toolchain (without parser) took 10938.80 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 870.3 MB in the end (delta: 62.8 MB). Peak memory consumption was 314.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:52:53,167 INFO L168 Benchmark]: CDTParser took 0.44 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. [2019-11-26 16:52:53,171 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8639.04 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 763.5 MB in the end (delta: 169.5 MB). Peak memory consumption was 253.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:52:53,172 INFO L168 Benchmark]: Boogie Procedure Inliner took 888.32 ms. Allocated memory is still 1.0 GB. Free memory was 763.5 MB in the beginning and 693.8 MB in the end (delta: 69.7 MB). Peak memory consumption was 69.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:52:53,177 INFO L168 Benchmark]: Boogie Preprocessor took 1391.69 ms. Allocated memory is still 1.0 GB. Free memory was 693.8 MB in the beginning and 870.3 MB in the end (delta: -176.5 MB). Peak memory consumption was 74.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:52:53,188 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.44 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 8639.04 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 763.5 MB in the end (delta: 169.5 MB). Peak memory consumption was 253.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 888.32 ms. Allocated memory is still 1.0 GB. Free memory was 763.5 MB in the beginning and 693.8 MB in the end (delta: 69.7 MB). Peak memory consumption was 69.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1391.69 ms. Allocated memory is still 1.0 GB. Free memory was 693.8 MB in the beginning and 870.3 MB in the end (delta: -176.5 MB). Peak memory consumption was 74.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...