./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem17_label18.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/Problem17_label18.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 709affefef23ed36745d6b141c72063985c3a0fd ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem17_label18.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 709affefef23ed36745d6b141c72063985c3a0fd .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:50:18,078 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:50:18,080 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:50:18,108 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:50:18,110 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:50:18,112 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:50:18,128 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:50:18,145 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:50:18,147 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:50:18,153 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:50:18,157 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:50:18,162 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:50:18,163 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:50:18,170 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:50:18,172 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:50:18,176 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:50:18,180 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:50:18,182 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:50:18,187 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:50:18,196 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:50:18,204 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:50:18,210 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:50:18,213 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:50:18,217 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:50:18,224 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:50:18,225 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:50:18,227 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:50:18,229 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:50:18,230 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:50:18,233 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:50:18,235 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:50:18,236 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:50:18,237 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:50:18,241 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:50:18,242 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:50:18,245 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:50:18,246 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:50:18,247 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:50:18,248 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:50:18,249 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:50:18,254 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:50:18,255 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:50:18,292 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:50:18,294 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:50:18,298 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:50:18,300 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:50:18,300 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:50:18,301 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:50:18,303 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:50:18,303 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:50:18,303 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:50:18,304 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:50:18,305 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:50:18,308 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:50:18,308 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:50:18,309 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:50:18,309 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:50:18,309 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:50:18,310 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:50:18,310 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:50:18,310 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:50:18,311 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:50:18,313 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:50:18,313 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:50:18,313 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:50:18,314 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:50:18,314 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:50:18,314 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:50:18,315 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:50:18,316 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:50:18,316 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 -> 709affefef23ed36745d6b141c72063985c3a0fd [2019-11-26 16:50:18,889 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:50:18,914 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:50:18,921 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:50:18,927 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:50:18,928 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:50:18,929 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label18.c [2019-11-26 16:50:19,089 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/93a0bd106/c1a9bb52b25244edad15f3f32f360eaa/FLAGd02a28430 [2019-11-26 16:50:20,581 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:50:20,582 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label18.c [2019-11-26 16:50:20,638 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/93a0bd106/c1a9bb52b25244edad15f3f32f360eaa/FLAGd02a28430 [2019-11-26 16:50:20,884 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/93a0bd106/c1a9bb52b25244edad15f3f32f360eaa [2019-11-26 16:50:20,892 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:50:20,895 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:50:20,900 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:50:20,902 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:50:20,912 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:50:20,913 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:50:20" (1/1) ... [2019-11-26 16:50:20,920 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@12d1ddc5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:20, skipping insertion in model container [2019-11-26 16:50:20,921 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:50:20" (1/1) ... [2019-11-26 16:50:20,939 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:50:21,160 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:50:23,206 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:50:23,221 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:50:24,098 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:50:24,152 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:50:24,153 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:24 WrapperNode [2019-11-26 16:50:24,154 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:50:24,156 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:50:24,157 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:50:24,160 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:50:24,171 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:24" (1/1) ... [2019-11-26 16:50:24,276 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:24" (1/1) ... [2019-11-26 16:50:24,846 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:50:24,848 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:50:24,848 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:50:24,848 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:50:24,870 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:24" (1/1) ... [2019-11-26 16:50:24,873 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:24" (1/1) ... [2019-11-26 16:50:24,930 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:24" (1/1) ... [2019-11-26 16:50:24,932 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:24" (1/1) ... [2019-11-26 16:50:25,163 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:24" (1/1) ... [2019-11-26 16:50:25,236 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:24" (1/1) ... [2019-11-26 16:50:25,341 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:24" (1/1) ... [2019-11-26 16:50:25,485 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:50:25,496 INFO L168 Benchmark]: Toolchain (without parser) took 4594.01 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 781.6 MB in the end (delta: 174.3 MB). Peak memory consumption was 174.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:25,497 INFO L168 Benchmark]: CDTParser took 1.65 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 16:50:25,502 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3254.58 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 873.8 MB in the end (delta: 82.1 MB). Peak memory consumption was 82.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:25,503 INFO L168 Benchmark]: Boogie Procedure Inliner took 691.97 ms. Allocated memory is still 1.0 GB. Free memory was 873.8 MB in the beginning and 810.5 MB in the end (delta: 63.3 MB). Peak memory consumption was 63.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:25,508 INFO L168 Benchmark]: Boogie Preprocessor took 638.83 ms. Allocated memory is still 1.0 GB. Free memory was 810.5 MB in the beginning and 781.6 MB in the end (delta: 28.9 MB). Peak memory consumption was 28.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:25,520 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.65 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 3254.58 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 873.8 MB in the end (delta: 82.1 MB). Peak memory consumption was 82.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 691.97 ms. Allocated memory is still 1.0 GB. Free memory was 873.8 MB in the beginning and 810.5 MB in the end (delta: 63.3 MB). Peak memory consumption was 63.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 638.83 ms. Allocated memory is still 1.0 GB. Free memory was 810.5 MB in the beginning and 781.6 MB in the end (delta: 28.9 MB). Peak memory consumption was 28.9 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:50:29,318 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:50:29,323 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:50:29,358 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:50:29,367 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:50:29,369 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:50:29,372 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:50:29,389 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:50:29,392 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:50:29,398 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:50:29,399 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:50:29,402 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:50:29,403 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:50:29,408 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:50:29,410 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:50:29,413 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:50:29,417 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:50:29,420 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:50:29,428 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:50:29,433 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:50:29,445 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:50:29,452 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:50:29,455 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:50:29,461 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:50:29,467 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:50:29,467 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:50:29,468 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:50:29,471 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:50:29,472 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:50:29,476 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:50:29,477 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:50:29,478 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:50:29,481 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:50:29,482 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:50:29,487 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:50:29,487 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:50:29,488 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:50:29,488 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:50:29,489 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:50:29,493 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:50:29,495 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:50:29,497 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:50:29,537 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:50:29,538 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:50:29,542 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:50:29,542 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:50:29,545 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:50:29,545 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:50:29,545 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:50:29,546 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:50:29,546 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:50:29,546 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:50:29,547 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:50:29,548 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:50:29,548 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:50:29,550 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:50:29,551 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:50:29,551 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:50:29,551 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:50:29,551 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:50:29,553 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:50:29,553 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:50:29,553 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:50:29,554 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:50:29,556 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:50:29,556 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:50:29,556 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:50:29,557 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:50:29,557 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:50:29,557 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:50:29,558 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:50:29,559 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:50:29,560 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 -> 709affefef23ed36745d6b141c72063985c3a0fd [2019-11-26 16:50:30,104 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:50:30,133 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:50:30,141 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:50:30,147 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:50:30,147 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:50:30,149 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label18.c [2019-11-26 16:50:30,314 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/819b6d51f/aaa869b0610542e1b466754e40e06583/FLAG39664ba62 [2019-11-26 16:50:31,850 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:50:31,851 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label18.c [2019-11-26 16:50:31,916 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/819b6d51f/aaa869b0610542e1b466754e40e06583/FLAG39664ba62 [2019-11-26 16:50:31,952 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/819b6d51f/aaa869b0610542e1b466754e40e06583 [2019-11-26 16:50:31,960 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:50:31,964 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:50:31,970 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:50:31,971 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:50:31,977 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:50:31,982 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:50:31" (1/1) ... [2019-11-26 16:50:31,988 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 26.11 04:50:31, skipping insertion in model container [2019-11-26 16:50:31,991 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:50:31" (1/1) ... [2019-11-26 16:50:32,007 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:50:32,211 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:50:34,422 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:50:34,436 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:50:35,347 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:50:35,398 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:50:35,399 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:35 WrapperNode [2019-11-26 16:50:35,399 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:50:35,400 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:50:35,403 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:50:35,403 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:50:35,427 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:35" (1/1) ... [2019-11-26 16:50:35,539 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:35" (1/1) ... [2019-11-26 16:50:35,838 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:50:35,839 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:50:35,841 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:50:35,841 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:50:35,861 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:35" (1/1) ... [2019-11-26 16:50:35,866 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:35" (1/1) ... [2019-11-26 16:50:35,923 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:35" (1/1) ... [2019-11-26 16:50:35,923 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:35" (1/1) ... [2019-11-26 16:50:36,084 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:35" (1/1) ... [2019-11-26 16:50:36,140 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:35" (1/1) ... [2019-11-26 16:50:36,176 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:35" (1/1) ... [2019-11-26 16:50:36,212 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:50:36,219 INFO L168 Benchmark]: Toolchain (without parser) took 4250.47 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 782.1 MB in the end (delta: 173.8 MB). Peak memory consumption was 173.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:36,220 INFO L168 Benchmark]: CDTParser took 1.90 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 16:50:36,224 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3429.69 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 822.4 MB in the end (delta: 127.9 MB). Peak memory consumption was 127.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:36,226 INFO L168 Benchmark]: Boogie Procedure Inliner took 438.24 ms. Allocated memory is still 1.0 GB. Free memory was 822.4 MB in the beginning and 799.4 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:36,230 INFO L168 Benchmark]: Boogie Preprocessor took 373.11 ms. Allocated memory is still 1.0 GB. Free memory was 799.4 MB in the beginning and 782.1 MB in the end (delta: 17.3 MB). Peak memory consumption was 17.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:36,242 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.90 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 3429.69 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 822.4 MB in the end (delta: 127.9 MB). Peak memory consumption was 127.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 438.24 ms. Allocated memory is still 1.0 GB. Free memory was 822.4 MB in the beginning and 799.4 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 373.11 ms. Allocated memory is still 1.0 GB. Free memory was 799.4 MB in the beginning and 782.1 MB in the end (delta: 17.3 MB). Peak memory consumption was 17.3 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...