./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem01_label15.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/Problem01_label15.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 4893d056c55084f9785b9d10ff20a8939e2b3502 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Problem01_label15.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 4893d056c55084f9785b9d10ff20a8939e2b3502 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 20:39:25,055 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:39:25,060 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:39:25,096 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:39:25,097 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:39:25,100 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:39:25,106 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:39:25,123 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:39:25,128 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:39:25,133 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:39:25,138 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:39:25,142 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:39:25,144 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:39:25,151 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:39:25,153 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:39:25,159 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:39:25,160 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:39:25,166 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:39:25,170 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:39:25,180 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:39:25,187 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:39:25,196 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:39:25,197 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:39:25,200 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:39:25,208 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:39:25,211 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:39:25,211 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:39:25,214 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:39:25,214 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:39:25,217 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:39:25,219 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:39:25,222 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:39:25,223 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:39:25,228 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:39:25,230 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:39:25,231 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:39:25,234 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:39:25,234 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:39:25,235 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:39:25,237 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:39:25,240 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:39:25,243 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:39:25,284 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:39:25,285 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:39:25,290 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:39:25,290 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:39:25,293 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:39:25,293 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:39:25,294 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:39:25,294 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:39:25,294 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:39:25,294 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:39:25,296 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:39:25,299 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:39:25,299 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:39:25,300 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:39:25,300 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:39:25,301 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:39:25,301 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:39:25,301 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:39:25,302 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:39:25,305 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:39:25,305 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:39:25,306 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:39:25,315 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:39:25,315 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:39:25,316 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:39:25,318 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:39:25,318 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:39:25,318 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:39:25,319 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:39:25,320 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 -> 4893d056c55084f9785b9d10ff20a8939e2b3502 [2019-11-24 20:39:25,931 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:39:25,961 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:39:25,969 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:39:25,973 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:39:25,974 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:39:25,977 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label15.c [2019-11-24 20:39:26,144 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/37589f44c/ae8abac7558e425c89505151feba81aa/FLAG2fe68a266 [2019-11-24 20:39:27,382 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:39:27,387 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label15.c [2019-11-24 20:39:27,420 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/37589f44c/ae8abac7558e425c89505151feba81aa/FLAG2fe68a266 [2019-11-24 20:39:27,456 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/37589f44c/ae8abac7558e425c89505151feba81aa [2019-11-24 20:39:27,465 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:39:27,469 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:39:27,475 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:39:27,475 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:39:27,482 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:39:27,487 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:39:27" (1/1) ... [2019-11-24 20:39:27,494 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70cb08cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:27, skipping insertion in model container [2019-11-24 20:39:27,497 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:39:27" (1/1) ... [2019-11-24 20:39:27,517 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:39:27,625 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:39:28,688 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:39:28,702 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:39:28,986 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:39:29,026 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:39:29,028 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:29 WrapperNode [2019-11-24 20:39:29,028 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:39:29,031 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:39:29,032 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:39:29,032 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:39:29,042 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:29" (1/1) ... [2019-11-24 20:39:29,103 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:29" (1/1) ... [2019-11-24 20:39:29,268 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:39:29,273 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:39:29,274 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:39:29,274 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:39:29,293 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:29" (1/1) ... [2019-11-24 20:39:29,294 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:29" (1/1) ... [2019-11-24 20:39:29,316 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:29" (1/1) ... [2019-11-24 20:39:29,317 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:29" (1/1) ... [2019-11-24 20:39:29,387 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:29" (1/1) ... [2019-11-24 20:39:29,425 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:29" (1/1) ... [2019-11-24 20:39:29,445 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:29" (1/1) ... [2019-11-24 20:39:29,478 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:39:29,494 INFO L168 Benchmark]: Toolchain (without parser) took 2014.56 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 961.6 MB in the end (delta: 48.1 kB). Peak memory consumption was 113.6 kB. Max. memory is 12.5 GB. [2019-11-24 20:39:29,495 INFO L168 Benchmark]: CDTParser took 1.05 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 20:39:29,496 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1554.25 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 978.8 MB in the end (delta: -17.1 MB). Peak memory consumption was 27.4 MB. Max. memory is 12.5 GB. [2019-11-24 20:39:29,504 INFO L168 Benchmark]: Boogie Procedure Inliner took 241.35 ms. Allocated memory is still 1.0 GB. Free memory was 978.8 MB in the beginning and 973.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:39:29,507 INFO L168 Benchmark]: Boogie Preprocessor took 205.45 ms. Allocated memory is still 1.0 GB. Free memory was 973.1 MB in the beginning and 961.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:39:29,523 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.05 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 1554.25 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 978.8 MB in the end (delta: -17.1 MB). Peak memory consumption was 27.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 241.35 ms. Allocated memory is still 1.0 GB. Free memory was 978.8 MB in the beginning and 973.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 205.45 ms. Allocated memory is still 1.0 GB. Free memory was 973.1 MB in the beginning and 961.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 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 20:39:33,602 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:39:33,610 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:39:33,643 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:39:33,644 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:39:33,649 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:39:33,654 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:39:33,672 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:39:33,674 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:39:33,678 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:39:33,683 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:39:33,687 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:39:33,691 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:39:33,696 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:39:33,700 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:39:33,705 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:39:33,707 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:39:33,712 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:39:33,719 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:39:33,727 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:39:33,733 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:39:33,742 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:39:33,744 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:39:33,749 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:39:33,757 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:39:33,759 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:39:33,759 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:39:33,764 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:39:33,765 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:39:33,766 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:39:33,769 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:39:33,770 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:39:33,771 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:39:33,777 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:39:33,781 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:39:33,781 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:39:33,783 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:39:33,785 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:39:33,785 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:39:33,787 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:39:33,791 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:39:33,792 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:39:33,833 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:39:33,837 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:39:33,840 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:39:33,840 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:39:33,842 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:39:33,842 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:39:33,842 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:39:33,845 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:39:33,845 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:39:33,846 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:39:33,847 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:39:33,848 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:39:33,848 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:39:33,848 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:39:33,850 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:39:33,850 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:39:33,851 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:39:33,853 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:39:33,853 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:39:33,854 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:39:33,854 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:39:33,854 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:39:33,855 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:39:33,858 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:39:33,858 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:39:33,859 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:39:33,859 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:39:33,859 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:39:33,859 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:39:33,860 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:39:33,861 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:39:33,861 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 -> 4893d056c55084f9785b9d10ff20a8939e2b3502 [2019-11-24 20:39:34,527 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:39:34,559 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:39:34,567 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:39:34,570 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:39:34,576 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:39:34,577 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label15.c [2019-11-24 20:39:34,747 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c11f37237/fd114272254f4a1bbb0a52c9895d05d4/FLAG5643762fb [2019-11-24 20:39:36,028 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:39:36,034 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label15.c [2019-11-24 20:39:36,064 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c11f37237/fd114272254f4a1bbb0a52c9895d05d4/FLAG5643762fb [2019-11-24 20:39:36,104 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c11f37237/fd114272254f4a1bbb0a52c9895d05d4 [2019-11-24 20:39:36,114 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:39:36,121 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:39:36,123 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:39:36,123 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:39:36,133 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:39:36,135 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:39:36" (1/1) ... [2019-11-24 20:39:36,145 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36afd66 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:36, skipping insertion in model container [2019-11-24 20:39:36,145 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:39:36" (1/1) ... [2019-11-24 20:39:36,171 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:39:36,273 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:39:37,332 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:39:37,341 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:39:37,644 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:39:37,689 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:39:37,694 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:37 WrapperNode [2019-11-24 20:39:37,695 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:39:37,696 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:39:37,696 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:39:37,698 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:39:37,719 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:37" (1/1) ... [2019-11-24 20:39:37,782 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:37" (1/1) ... [2019-11-24 20:39:37,917 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:39:37,918 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:39:37,918 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:39:37,918 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:39:37,943 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:37" (1/1) ... [2019-11-24 20:39:37,944 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:37" (1/1) ... [2019-11-24 20:39:37,960 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:37" (1/1) ... [2019-11-24 20:39:37,960 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:37" (1/1) ... [2019-11-24 20:39:38,018 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:37" (1/1) ... [2019-11-24 20:39:38,049 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:37" (1/1) ... [2019-11-24 20:39:38,063 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:37" (1/1) ... [2019-11-24 20:39:38,088 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:39:38,094 INFO L168 Benchmark]: Toolchain (without parser) took 1977.30 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 955.1 MB in the end (delta: 6.5 MB). Peak memory consumption was 6.6 MB. Max. memory is 12.5 GB. [2019-11-24 20:39:38,100 INFO L168 Benchmark]: CDTParser took 0.34 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 20:39:38,102 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1572.66 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 966.6 MB in the end (delta: -4.9 MB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. [2019-11-24 20:39:38,107 INFO L168 Benchmark]: Boogie Procedure Inliner took 221.29 ms. Allocated memory is still 1.0 GB. Free memory was 966.6 MB in the beginning and 960.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:39:38,109 INFO L168 Benchmark]: Boogie Preprocessor took 170.99 ms. Allocated memory is still 1.0 GB. Free memory was 960.9 MB in the beginning and 955.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:39:38,118 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 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 1572.66 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 966.6 MB in the end (delta: -4.9 MB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 221.29 ms. Allocated memory is still 1.0 GB. Free memory was 966.6 MB in the beginning and 960.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 170.99 ms. Allocated memory is still 1.0 GB. Free memory was 960.9 MB in the beginning and 955.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...