./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem17_label10.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_label10.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 41e4d25aa101395372e551b6ddd0b473ee593d46 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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_label10.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 41e4d25aa101395372e551b6ddd0b473ee593d46 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 16:50:11,209 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:50:11,212 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:50:11,242 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:50:11,244 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:50:11,246 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:50:11,257 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:50:11,275 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:50:11,279 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:50:11,284 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:50:11,286 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:50:11,293 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:50:11,294 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:50:11,298 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:50:11,301 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:50:11,305 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:50:11,309 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:50:11,314 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:50:11,318 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:50:11,327 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:50:11,331 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:50:11,332 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:50:11,340 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:50:11,342 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:50:11,350 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:50:11,350 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:50:11,353 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:50:11,355 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:50:11,356 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:50:11,359 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:50:11,361 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:50:11,362 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:50:11,364 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:50:11,367 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:50:11,371 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:50:11,371 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:50:11,374 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:50:11,375 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:50:11,375 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:50:11,380 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:50:11,382 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:50:11,388 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:50:11,425 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:50:11,427 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:50:11,432 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:50:11,433 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:50:11,433 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:50:11,435 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:50:11,435 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:50:11,435 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:50:11,436 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:50:11,436 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:50:11,437 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:50:11,440 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:50:11,440 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:50:11,441 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:50:11,441 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:50:11,442 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:50:11,442 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:50:11,445 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:50:11,445 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:50:11,446 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:50:11,446 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:50:11,446 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:50:11,447 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:50:11,447 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:50:11,447 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:50:11,447 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:50:11,448 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:50:11,450 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:50:11,450 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 -> 41e4d25aa101395372e551b6ddd0b473ee593d46 [2019-11-26 16:50:12,039 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:50:12,071 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:50:12,075 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:50:12,081 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:50:12,083 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:50:12,084 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label10.c [2019-11-26 16:50:12,240 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/41e121c5f/8a947ebdc00c44ada98e3ec87f74323a/FLAG9c4aa12be [2019-11-26 16:50:13,877 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:50:13,881 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label10.c [2019-11-26 16:50:13,947 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/41e121c5f/8a947ebdc00c44ada98e3ec87f74323a/FLAG9c4aa12be [2019-11-26 16:50:14,000 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/41e121c5f/8a947ebdc00c44ada98e3ec87f74323a [2019-11-26 16:50:14,006 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:50:14,015 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:50:14,017 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:50:14,018 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:50:14,022 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:50:14,026 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:50:14" (1/1) ... [2019-11-26 16:50:14,035 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31a3ff3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:14, skipping insertion in model container [2019-11-26 16:50:14,036 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:50:14" (1/1) ... [2019-11-26 16:50:14,054 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:50:14,260 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:50:16,465 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:50:16,478 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:50:17,350 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:50:17,401 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:50:17,403 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:17 WrapperNode [2019-11-26 16:50:17,404 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:50:17,407 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:50:17,409 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:50:17,409 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:50:17,428 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:17" (1/1) ... [2019-11-26 16:50:17,557 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:17" (1/1) ... [2019-11-26 16:50:18,127 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:50:18,129 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:50:18,129 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:50:18,131 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:50:18,154 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:17" (1/1) ... [2019-11-26 16:50:18,156 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:17" (1/1) ... [2019-11-26 16:50:18,263 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:17" (1/1) ... [2019-11-26 16:50:18,266 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:17" (1/1) ... [2019-11-26 16:50:18,566 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:17" (1/1) ... [2019-11-26 16:50:18,641 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:17" (1/1) ... [2019-11-26 16:50:18,763 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:17" (1/1) ... [2019-11-26 16:50:18,906 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:50:18,920 INFO L168 Benchmark]: Toolchain (without parser) took 4898.46 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 776.5 MB in the end (delta: 179.5 MB). Peak memory consumption was 179.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:18,921 INFO L168 Benchmark]: CDTParser took 1.40 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 16:50:18,926 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3388.76 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 873.9 MB in the end (delta: 76.4 MB). Peak memory consumption was 76.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:18,928 INFO L168 Benchmark]: Boogie Procedure Inliner took 722.09 ms. Allocated memory is still 1.0 GB. Free memory was 873.9 MB in the beginning and 810.8 MB in the end (delta: 63.0 MB). Peak memory consumption was 63.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:18,936 INFO L168 Benchmark]: Boogie Preprocessor took 778.65 ms. Allocated memory is still 1.0 GB. Free memory was 810.8 MB in the beginning and 776.5 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:18,945 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.40 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 3388.76 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 873.9 MB in the end (delta: 76.4 MB). Peak memory consumption was 76.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 722.09 ms. Allocated memory is still 1.0 GB. Free memory was 873.9 MB in the beginning and 810.8 MB in the end (delta: 63.0 MB). Peak memory consumption was 63.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 778.65 ms. Allocated memory is still 1.0 GB. Free memory was 810.8 MB in the beginning and 776.5 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:50:22,942 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:50:22,946 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:50:22,976 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:50:22,978 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:50:22,980 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:50:22,983 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:50:23,007 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:50:23,009 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:50:23,017 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:50:23,020 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:50:23,025 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:50:23,026 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:50:23,030 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:50:23,034 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:50:23,040 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:50:23,041 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:50:23,046 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:50:23,051 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:50:23,060 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:50:23,068 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:50:23,073 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:50:23,075 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:50:23,080 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:50:23,088 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:50:23,088 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:50:23,089 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:50:23,094 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:50:23,094 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:50:23,096 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:50:23,097 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:50:23,098 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:50:23,100 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:50:23,104 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:50:23,107 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:50:23,109 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:50:23,110 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:50:23,114 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:50:23,114 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:50:23,116 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:50:23,118 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:50:23,120 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:50:23,162 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:50:23,163 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:50:23,167 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:50:23,168 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:50:23,171 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:50:23,171 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:50:23,172 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:50:23,172 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:50:23,172 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:50:23,172 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:50:23,174 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:50:23,174 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:50:23,177 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:50:23,178 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:50:23,178 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:50:23,178 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:50:23,178 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:50:23,179 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:50:23,179 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:50:23,179 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:50:23,182 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:50:23,182 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:50:23,182 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:50:23,183 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:50:23,183 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:50:23,183 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:50:23,184 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:50:23,187 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:50:23,187 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:50:23,187 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:50:23,189 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 -> 41e4d25aa101395372e551b6ddd0b473ee593d46 [2019-11-26 16:50:23,767 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:50:23,793 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:50:23,797 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:50:23,803 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:50:23,806 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:50:23,809 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label10.c [2019-11-26 16:50:23,962 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/62407b14f/ec2c748a72dd464e99ec02388c4e83de/FLAG855fffc5f [2019-11-26 16:50:25,479 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:50:25,483 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label10.c [2019-11-26 16:50:25,546 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/62407b14f/ec2c748a72dd464e99ec02388c4e83de/FLAG855fffc5f [2019-11-26 16:50:25,653 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/62407b14f/ec2c748a72dd464e99ec02388c4e83de [2019-11-26 16:50:25,665 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:50:25,670 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:50:25,673 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:50:25,676 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:50:25,685 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:50:25,686 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:50:25" (1/1) ... [2019-11-26 16:50:25,694 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@143e0c2d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:25, skipping insertion in model container [2019-11-26 16:50:25,695 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:50:25" (1/1) ... [2019-11-26 16:50:25,714 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:50:25,931 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:50:28,503 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:50:28,517 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:50:29,640 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:50:29,695 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:50:29,698 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:29 WrapperNode [2019-11-26 16:50:29,699 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:50:29,702 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:50:29,702 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:50:29,702 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:50:29,725 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:29" (1/1) ... [2019-11-26 16:50:29,827 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:29" (1/1) ... [2019-11-26 16:50:30,147 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:50:30,148 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:50:30,150 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:50:30,150 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:50:30,172 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:29" (1/1) ... [2019-11-26 16:50:30,174 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:29" (1/1) ... [2019-11-26 16:50:30,210 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:29" (1/1) ... [2019-11-26 16:50:30,214 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:29" (1/1) ... [2019-11-26 16:50:30,391 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:29" (1/1) ... [2019-11-26 16:50:30,451 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:29" (1/1) ... [2019-11-26 16:50:30,518 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:29" (1/1) ... [2019-11-26 16:50:30,575 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:50:30,584 INFO L168 Benchmark]: Toolchain (without parser) took 4909.67 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.6 MB in the beginning and 797.5 MB in the end (delta: 164.1 MB). Peak memory consumption was 164.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:30,585 INFO L168 Benchmark]: CDTParser took 2.01 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:50:30,590 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4028.59 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 837.7 MB in the end (delta: 118.1 MB). Peak memory consumption was 118.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:30,591 INFO L168 Benchmark]: Boogie Procedure Inliner took 445.74 ms. Allocated memory is still 1.0 GB. Free memory was 837.7 MB in the beginning and 814.8 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:30,597 INFO L168 Benchmark]: Boogie Preprocessor took 428.91 ms. Allocated memory is still 1.0 GB. Free memory was 814.8 MB in the beginning and 797.5 MB in the end (delta: 17.3 MB). Peak memory consumption was 17.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:30,609 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.01 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 4028.59 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 837.7 MB in the end (delta: 118.1 MB). Peak memory consumption was 118.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 445.74 ms. Allocated memory is still 1.0 GB. Free memory was 837.7 MB in the beginning and 814.8 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 428.91 ms. Allocated memory is still 1.0 GB. Free memory was 814.8 MB in the beginning and 797.5 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...