./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem15_label04.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/Problem15_label04.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 958a22ad837284b0df6e79e1933963bced3f708c .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem15_label04.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 958a22ad837284b0df6e79e1933963bced3f708c .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 20:54:41,036 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:54:41,042 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:54:41,076 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:54:41,078 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:54:41,081 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:54:41,095 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:54:41,113 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:54:41,122 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:54:41,124 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:54:41,130 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:54:41,131 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:54:41,135 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:54:41,141 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:54:41,147 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:54:41,152 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:54:41,158 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:54:41,162 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:54:41,166 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:54:41,177 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:54:41,186 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:54:41,191 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:54:41,196 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:54:41,200 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:54:41,209 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:54:41,210 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:54:41,210 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:54:41,215 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:54:41,216 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:54:41,217 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:54:41,220 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:54:41,221 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:54:41,224 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:54:41,227 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:54:41,231 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:54:41,234 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:54:41,236 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:54:41,236 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:54:41,236 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:54:41,243 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:54:41,245 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:54:41,247 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:54:41,291 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:54:41,292 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:54:41,297 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:54:41,298 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:54:41,298 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:54:41,299 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:54:41,299 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:54:41,301 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:54:41,301 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:54:41,301 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:54:41,303 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:54:41,306 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:54:41,306 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:54:41,307 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:54:41,307 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:54:41,307 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:54:41,308 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:54:41,308 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:54:41,308 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:54:41,309 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:54:41,311 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:54:41,311 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:54:41,311 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:54:41,312 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:54:41,312 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:54:41,312 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:54:41,314 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:54:41,314 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:54:41,314 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:54:41,317 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 -> 958a22ad837284b0df6e79e1933963bced3f708c [2019-11-24 20:54:41,945 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:54:41,981 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:54:41,989 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:54:41,993 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:54:41,995 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:54:41,997 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label04.c [2019-11-24 20:54:42,163 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/be12d80eb/d9f12fe4a8864acd9b445a1359523ae8/FLAG0db2a09ce [2019-11-24 20:54:43,560 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:54:43,562 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label04.c [2019-11-24 20:54:43,604 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/be12d80eb/d9f12fe4a8864acd9b445a1359523ae8/FLAG0db2a09ce [2019-11-24 20:54:43,643 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/be12d80eb/d9f12fe4a8864acd9b445a1359523ae8 [2019-11-24 20:54:43,650 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:54:43,652 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:54:43,657 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:54:43,659 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:54:43,664 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:54:43,666 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:54:43" (1/1) ... [2019-11-24 20:54:43,669 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e45741f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:43, skipping insertion in model container [2019-11-24 20:54:43,670 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:54:43" (1/1) ... [2019-11-24 20:54:43,685 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:54:43,855 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:54:45,627 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:54:45,641 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:54:46,294 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:54:46,337 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:54:46,342 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:46 WrapperNode [2019-11-24 20:54:46,343 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:54:46,347 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:54:46,348 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:54:46,348 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:54:46,367 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:46" (1/1) ... [2019-11-24 20:54:46,442 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:46" (1/1) ... [2019-11-24 20:54:46,794 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:54:46,797 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:54:46,797 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:54:46,798 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:54:46,820 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:46" (1/1) ... [2019-11-24 20:54:46,823 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:46" (1/1) ... [2019-11-24 20:54:46,868 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:46" (1/1) ... [2019-11-24 20:54:46,871 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:46" (1/1) ... [2019-11-24 20:54:47,050 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:46" (1/1) ... [2019-11-24 20:54:47,105 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:46" (1/1) ... [2019-11-24 20:54:47,207 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:46" (1/1) ... [2019-11-24 20:54:47,301 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:54:47,312 INFO L168 Benchmark]: Toolchain (without parser) took 3653.00 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.6 MB in the beginning and 857.1 MB in the end (delta: 104.5 MB). Peak memory consumption was 104.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:54:47,313 INFO L168 Benchmark]: CDTParser took 4.10 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. [2019-11-24 20:54:47,318 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2686.24 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.6 MB in the beginning and 915.2 MB in the end (delta: 46.4 MB). Peak memory consumption was 46.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:54:47,322 INFO L168 Benchmark]: Boogie Procedure Inliner took 449.22 ms. Allocated memory is still 1.0 GB. Free memory was 915.2 MB in the beginning and 874.5 MB in the end (delta: 40.6 MB). Peak memory consumption was 40.6 MB. Max. memory is 12.5 GB. [2019-11-24 20:54:47,324 INFO L168 Benchmark]: Boogie Preprocessor took 505.65 ms. Allocated memory is still 1.0 GB. Free memory was 874.5 MB in the beginning and 857.1 MB in the end (delta: 17.4 MB). Peak memory consumption was 17.4 MB. Max. memory is 12.5 GB. [2019-11-24 20:54:47,336 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 4.10 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 2686.24 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.6 MB in the beginning and 915.2 MB in the end (delta: 46.4 MB). Peak memory consumption was 46.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 449.22 ms. Allocated memory is still 1.0 GB. Free memory was 915.2 MB in the beginning and 874.5 MB in the end (delta: 40.6 MB). Peak memory consumption was 40.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 505.65 ms. Allocated memory is still 1.0 GB. Free memory was 874.5 MB in the beginning and 857.1 MB in the end (delta: 17.4 MB). Peak memory consumption was 17.4 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 0.1.24-32f2683 [2019-11-24 20:54:51,173 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:54:51,179 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:54:51,219 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:54:51,221 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:54:51,228 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:54:51,230 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:54:51,249 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:54:51,254 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:54:51,259 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:54:51,261 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:54:51,267 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:54:51,267 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:54:51,274 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:54:51,279 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:54:51,282 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:54:51,286 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:54:51,289 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:54:51,294 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:54:51,305 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:54:51,312 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:54:51,320 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:54:51,325 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:54:51,327 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:54:51,336 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:54:51,337 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:54:51,337 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:54:51,339 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:54:51,340 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:54:51,343 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:54:51,345 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:54:51,346 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:54:51,349 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:54:51,350 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:54:51,354 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:54:51,356 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:54:51,358 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:54:51,359 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:54:51,359 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:54:51,362 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:54:51,365 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:54:51,368 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:54:51,411 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:54:51,413 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:54:51,417 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:54:51,420 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:54:51,420 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:54:51,421 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:54:51,421 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:54:51,421 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:54:51,421 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:54:51,422 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:54:51,426 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:54:51,427 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:54:51,427 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:54:51,428 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:54:51,428 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:54:51,428 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:54:51,428 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:54:51,429 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:54:51,429 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:54:51,432 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:54:51,432 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:54:51,433 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:54:51,433 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:54:51,433 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:54:51,433 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:54:51,434 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:54:51,434 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:54:51,437 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:54:51,437 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:54:51,438 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:54:51,440 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:54:51,440 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 -> 958a22ad837284b0df6e79e1933963bced3f708c [2019-11-24 20:54:52,047 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:54:52,080 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:54:52,086 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:54:52,092 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:54:52,094 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:54:52,095 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label04.c [2019-11-24 20:54:52,267 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7c1d15ce7/327f7027f77645c997bd8e6a0b13a600/FLAG4a5ccbe70 [2019-11-24 20:54:53,762 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:54:53,765 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label04.c [2019-11-24 20:54:53,812 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7c1d15ce7/327f7027f77645c997bd8e6a0b13a600/FLAG4a5ccbe70 [2019-11-24 20:54:53,853 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7c1d15ce7/327f7027f77645c997bd8e6a0b13a600 [2019-11-24 20:54:53,863 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:54:53,867 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:54:53,869 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:54:53,872 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:54:53,879 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:54:53,884 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:54:53" (1/1) ... [2019-11-24 20:54:53,888 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:53, skipping insertion in model container [2019-11-24 20:54:53,891 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:54:53" (1/1) ... [2019-11-24 20:54:53,907 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:54:54,068 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:54:56,018 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:54:56,033 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:54:56,821 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:54:56,868 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:54:56,869 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:56 WrapperNode [2019-11-24 20:54:56,870 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:54:56,871 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:54:56,874 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:54:56,875 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:54:56,896 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:56" (1/1) ... [2019-11-24 20:54:56,977 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:56" (1/1) ... [2019-11-24 20:54:57,167 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:54:57,171 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:54:57,171 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:54:57,172 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:54:57,192 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:56" (1/1) ... [2019-11-24 20:54:57,195 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:56" (1/1) ... [2019-11-24 20:54:57,232 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:56" (1/1) ... [2019-11-24 20:54:57,236 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:56" (1/1) ... [2019-11-24 20:54:57,343 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:56" (1/1) ... [2019-11-24 20:54:57,393 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:56" (1/1) ... [2019-11-24 20:54:57,417 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:56" (1/1) ... [2019-11-24 20:54:57,438 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:54:57,450 INFO L168 Benchmark]: Toolchain (without parser) took 3578.82 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.6 MB in the beginning and 851.9 MB in the end (delta: 109.6 MB). Peak memory consumption was 109.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:54:57,452 INFO L168 Benchmark]: CDTParser took 0.33 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. [2019-11-24 20:54:57,453 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3001.23 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.6 MB in the beginning and 880.7 MB in the end (delta: 80.8 MB). Peak memory consumption was 80.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:54:57,456 INFO L168 Benchmark]: Boogie Procedure Inliner took 299.75 ms. Allocated memory is still 1.0 GB. Free memory was 880.7 MB in the beginning and 863.5 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:54:57,459 INFO L168 Benchmark]: Boogie Preprocessor took 269.94 ms. Allocated memory is still 1.0 GB. Free memory was 863.5 MB in the beginning and 851.9 MB in the end (delta: 11.6 MB). Peak memory consumption was 11.6 MB. Max. memory is 12.5 GB. [2019-11-24 20:54:57,469 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 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 3001.23 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.6 MB in the beginning and 880.7 MB in the end (delta: 80.8 MB). Peak memory consumption was 80.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 299.75 ms. Allocated memory is still 1.0 GB. Free memory was 880.7 MB in the beginning and 863.5 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 269.94 ms. Allocated memory is still 1.0 GB. Free memory was 863.5 MB in the beginning and 851.9 MB in the end (delta: 11.6 MB). Peak memory consumption was 11.6 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...