./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem16_label47.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/Problem16_label47.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 07c1f7ef7fae529d59b5bcbb569e0c5dee82bbcf ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem16_label47.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 07c1f7ef7fae529d59b5bcbb569e0c5dee82bbcf ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 20:55:56,243 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:55:56,249 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:55:56,281 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:55:56,283 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:55:56,285 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:55:56,290 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:55:56,308 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:55:56,310 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:55:56,316 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:55:56,320 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:55:56,322 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:55:56,323 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:55:56,326 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:55:56,328 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:55:56,330 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:55:56,332 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:55:56,345 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:55:56,348 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:55:56,354 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:55:56,365 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:55:56,372 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:55:56,374 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:55:56,379 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:55:56,389 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:55:56,389 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:55:56,390 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:55:56,393 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:55:56,394 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:55:56,399 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:55:56,399 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:55:56,400 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:55:56,401 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:55:56,403 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:55:56,406 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:55:56,407 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:55:56,409 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:55:56,410 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:55:56,410 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:55:56,414 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:55:56,416 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:55:56,418 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:55:56,461 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:55:56,462 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:55:56,466 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:55:56,468 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:55:56,468 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:55:56,471 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:55:56,471 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:55:56,472 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:55:56,472 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:55:56,472 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:55:56,473 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:55:56,474 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:55:56,476 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:55:56,476 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:55:56,477 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:55:56,477 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:55:56,477 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:55:56,477 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:55:56,478 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:55:56,479 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:55:56,479 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:55:56,480 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:55:56,482 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:55:56,482 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:55:56,483 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:55:56,483 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:55:56,483 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:55:56,483 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:55:56,484 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:55:56,487 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 -> 07c1f7ef7fae529d59b5bcbb569e0c5dee82bbcf [2019-11-24 20:55:57,079 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:55:57,110 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:55:57,114 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:55:57,117 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:55:57,121 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:55:57,123 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label47.c [2019-11-24 20:55:57,280 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4b1e49138/aa46da2e5bc5429ea897dd325634b5a8/FLAG15f6b9364 [2019-11-24 20:55:58,768 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:55:58,770 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label47.c [2019-11-24 20:55:58,825 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4b1e49138/aa46da2e5bc5429ea897dd325634b5a8/FLAG15f6b9364 [2019-11-24 20:55:58,865 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4b1e49138/aa46da2e5bc5429ea897dd325634b5a8 [2019-11-24 20:55:58,873 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:55:58,876 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:55:58,882 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:55:58,883 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:55:58,890 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:55:58,893 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:55:58" (1/1) ... [2019-11-24 20:55:58,903 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 08:55:58, skipping insertion in model container [2019-11-24 20:55:58,903 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:55:58" (1/1) ... [2019-11-24 20:55:58,922 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:55:59,071 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:56:00,805 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:56:00,819 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:56:01,351 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:56:01,396 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:56:01,398 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:01 WrapperNode [2019-11-24 20:56:01,401 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:56:01,402 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:56:01,402 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:56:01,402 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:56:01,422 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:01" (1/1) ... [2019-11-24 20:56:01,492 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:01" (1/1) ... [2019-11-24 20:56:01,735 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:56:01,736 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:56:01,738 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:56:01,738 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:56:01,760 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:01" (1/1) ... [2019-11-24 20:56:01,764 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:01" (1/1) ... [2019-11-24 20:56:01,790 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:01" (1/1) ... [2019-11-24 20:56:01,794 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:01" (1/1) ... [2019-11-24 20:56:01,918 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:01" (1/1) ... [2019-11-24 20:56:01,968 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:01" (1/1) ... [2019-11-24 20:56:02,026 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:01" (1/1) ... [2019-11-24 20:56:02,094 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:56:02,104 INFO L168 Benchmark]: Toolchain (without parser) took 3223.13 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 892.3 MB in the end (delta: 63.7 MB). Peak memory consumption was 63.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:02,105 INFO L168 Benchmark]: CDTParser took 1.13 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 20:56:02,109 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2518.96 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 932.6 MB in the end (delta: 23.4 MB). Peak memory consumption was 27.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:02,111 INFO L168 Benchmark]: Boogie Procedure Inliner took 334.11 ms. Allocated memory is still 1.0 GB. Free memory was 932.6 MB in the beginning and 909.7 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:02,117 INFO L168 Benchmark]: Boogie Preprocessor took 358.44 ms. Allocated memory is still 1.0 GB. Free memory was 909.7 MB in the beginning and 892.3 MB in the end (delta: 17.4 MB). Peak memory consumption was 17.4 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:02,130 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.13 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 2518.96 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 932.6 MB in the end (delta: 23.4 MB). Peak memory consumption was 27.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 334.11 ms. Allocated memory is still 1.0 GB. Free memory was 932.6 MB in the beginning and 909.7 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 358.44 ms. Allocated memory is still 1.0 GB. Free memory was 909.7 MB in the beginning and 892.3 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 20:56:06,201 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:56:06,207 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:56:06,237 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:56:06,239 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:56:06,244 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:56:06,246 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:56:06,261 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:56:06,269 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:56:06,273 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:56:06,276 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:56:06,281 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:56:06,282 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:56:06,286 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:56:06,289 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:56:06,291 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:56:06,295 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:56:06,298 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:56:06,302 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:56:06,309 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:56:06,317 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:56:06,324 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:56:06,325 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:56:06,327 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:56:06,335 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:56:06,335 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:56:06,338 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:56:06,340 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:56:06,340 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:56:06,344 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:56:06,344 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:56:06,345 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:56:06,349 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:56:06,351 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:56:06,353 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:56:06,355 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:56:06,356 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:56:06,356 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:56:06,358 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:56:06,359 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:56:06,362 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:56:06,364 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:56:06,416 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:56:06,421 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:56:06,422 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:56:06,426 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:56:06,426 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:56:06,429 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:56:06,429 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:56:06,430 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:56:06,430 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:56:06,430 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:56:06,431 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:56:06,432 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:56:06,432 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:56:06,432 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:56:06,434 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:56:06,434 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:56:06,434 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:56:06,435 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:56:06,437 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:56:06,437 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:56:06,437 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:56:06,438 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:56:06,438 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:56:06,439 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:56:06,442 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:56:06,442 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:56:06,442 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:56:06,443 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:56:06,444 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:56:06,444 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:56:06,445 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:56:06,445 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 -> 07c1f7ef7fae529d59b5bcbb569e0c5dee82bbcf [2019-11-24 20:56:06,966 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:56:07,005 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:56:07,014 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:56:07,018 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:56:07,020 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:56:07,022 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label47.c [2019-11-24 20:56:07,178 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/535b1cdfc/1964d774ef13486ab7195627be7cbb1a/FLAGde25f453b [2019-11-24 20:56:08,604 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:56:08,610 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label47.c [2019-11-24 20:56:08,655 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/535b1cdfc/1964d774ef13486ab7195627be7cbb1a/FLAGde25f453b [2019-11-24 20:56:08,696 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/535b1cdfc/1964d774ef13486ab7195627be7cbb1a [2019-11-24 20:56:08,705 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:56:08,709 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:56:08,714 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:56:08,717 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:56:08,723 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:56:08,724 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:56:08" (1/1) ... [2019-11-24 20:56:08,735 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 08:56:08, skipping insertion in model container [2019-11-24 20:56:08,735 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:56:08" (1/1) ... [2019-11-24 20:56:08,754 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:56:08,908 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:56:10,801 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:56:10,816 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:56:11,381 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:56:11,423 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:56:11,426 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:11 WrapperNode [2019-11-24 20:56:11,427 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:56:11,428 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:56:11,428 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:56:11,430 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:56:11,449 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:11" (1/1) ... [2019-11-24 20:56:11,522 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:11" (1/1) ... [2019-11-24 20:56:11,683 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:56:11,685 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:56:11,685 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:56:11,687 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:56:11,707 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:11" (1/1) ... [2019-11-24 20:56:11,712 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:11" (1/1) ... [2019-11-24 20:56:11,730 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:11" (1/1) ... [2019-11-24 20:56:11,730 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:11" (1/1) ... [2019-11-24 20:56:11,817 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:11" (1/1) ... [2019-11-24 20:56:11,868 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:11" (1/1) ... [2019-11-24 20:56:11,889 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:11" (1/1) ... [2019-11-24 20:56:11,911 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:56:11,923 INFO L168 Benchmark]: Toolchain (without parser) took 3208.16 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 892.6 MB in the end (delta: 63.4 MB). Peak memory consumption was 63.4 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:11,924 INFO L168 Benchmark]: CDTParser took 2.93 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 20:56:11,927 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2713.20 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 915.5 MB in the end (delta: 40.4 MB). Peak memory consumption was 40.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:11,931 INFO L168 Benchmark]: Boogie Procedure Inliner took 256.84 ms. Allocated memory is still 1.0 GB. Free memory was 915.5 MB in the beginning and 904.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:11,933 INFO L168 Benchmark]: Boogie Preprocessor took 227.73 ms. Allocated memory is still 1.0 GB. Free memory was 904.1 MB in the beginning and 892.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:11,944 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.93 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 2713.20 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 915.5 MB in the end (delta: 40.4 MB). Peak memory consumption was 40.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 256.84 ms. Allocated memory is still 1.0 GB. Free memory was 915.5 MB in the beginning and 904.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 227.73 ms. Allocated memory is still 1.0 GB. Free memory was 904.1 MB in the beginning and 892.6 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...