./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem04_label14.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 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/Problem04_label14.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 75e4bad583b741ebc4060510641be70c2620f49f ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem04_label14.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 75e4bad583b741ebc4060510641be70c2620f49f .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 15:44:18,227 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:44:18,232 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:44:18,264 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:44:18,266 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:44:18,268 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:44:18,271 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:44:18,273 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:44:18,296 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:44:18,300 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:44:18,302 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:44:18,306 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:44:18,309 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:44:18,314 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:44:18,318 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:44:18,320 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:44:18,325 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:44:18,328 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:44:18,333 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:44:18,342 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:44:18,351 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:44:18,357 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:44:18,360 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:44:18,364 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:44:18,371 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:44:18,374 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:44:18,374 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:44:18,377 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:44:18,379 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:44:18,380 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:44:18,381 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:44:18,382 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:44:18,384 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:44:18,388 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:44:18,392 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:44:18,393 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:44:18,394 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:44:18,395 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:44:18,395 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:44:18,398 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:44:18,401 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:44:18,403 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:44:18,440 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:44:18,442 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:44:18,446 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:44:18,448 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:44:18,448 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:44:18,449 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:44:18,450 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:44:18,450 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:44:18,453 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:44:18,453 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:44:18,454 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:44:18,455 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:44:18,455 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:44:18,456 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:44:18,456 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:44:18,456 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:44:18,456 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:44:18,458 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:44:18,458 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:44:18,458 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:44:18,461 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:44:18,461 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:44:18,461 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:44:18,462 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:44:18,462 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:44:18,462 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:44:18,463 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:44:18,463 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:44:18,464 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 -> 75e4bad583b741ebc4060510641be70c2620f49f [2019-11-27 15:44:19,090 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:44:19,118 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:44:19,123 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:44:19,129 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:44:19,131 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:44:19,135 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label14.c [2019-11-27 15:44:19,288 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fd9ec2888/e2bd19b7c42f48d6b89f8019c0857a16/FLAG44cadad7b [2019-11-27 15:44:21,081 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:44:21,083 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label14.c [2019-11-27 15:44:21,174 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fd9ec2888/e2bd19b7c42f48d6b89f8019c0857a16/FLAG44cadad7b [2019-11-27 15:44:21,216 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fd9ec2888/e2bd19b7c42f48d6b89f8019c0857a16 [2019-11-27 15:44:21,223 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:44:21,228 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:44:21,233 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:44:21,234 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:44:21,243 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:44:21,245 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:44:21" (1/1) ... [2019-11-27 15:44:21,253 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3756bc5f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:21, skipping insertion in model container [2019-11-27 15:44:21,254 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:44:21" (1/1) ... [2019-11-27 15:44:21,269 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:44:21,557 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:44:24,477 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:44:24,496 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:44:26,002 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:44:26,079 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:44:26,080 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:26 WrapperNode [2019-11-27 15:44:26,083 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:44:26,084 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:44:26,086 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:44:26,086 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:44:26,103 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:26" (1/1) ... [2019-11-27 15:44:26,224 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:26" (1/1) ... [2019-11-27 15:44:26,646 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:44:26,648 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:44:26,651 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:44:26,651 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:44:26,674 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:26" (1/1) ... [2019-11-27 15:44:26,675 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:26" (1/1) ... [2019-11-27 15:44:26,725 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:26" (1/1) ... [2019-11-27 15:44:26,728 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:26" (1/1) ... [2019-11-27 15:44:27,025 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:26" (1/1) ... [2019-11-27 15:44:27,107 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:26" (1/1) ... [2019-11-27 15:44:27,184 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:26" (1/1) ... [2019-11-27 15:44:27,272 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:44:27,282 INFO L168 Benchmark]: Toolchain (without parser) took 6047.59 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 751.6 MB in the end (delta: 198.6 MB). Peak memory consumption was 198.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:27,283 INFO L168 Benchmark]: CDTParser took 0.35 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. [2019-11-27 15:44:27,287 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4850.10 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 820.4 MB in the end (delta: 129.9 MB). Peak memory consumption was 129.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:27,289 INFO L168 Benchmark]: Boogie Procedure Inliner took 564.03 ms. Allocated memory is still 1.0 GB. Free memory was 820.4 MB in the beginning and 780.3 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:27,293 INFO L168 Benchmark]: Boogie Preprocessor took 623.94 ms. Allocated memory is still 1.0 GB. Free memory was 780.3 MB in the beginning and 751.6 MB in the end (delta: 28.7 MB). Peak memory consumption was 28.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:27,304 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 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 4850.10 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 820.4 MB in the end (delta: 129.9 MB). Peak memory consumption was 129.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 564.03 ms. Allocated memory is still 1.0 GB. Free memory was 820.4 MB in the beginning and 780.3 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 623.94 ms. Allocated memory is still 1.0 GB. Free memory was 780.3 MB in the beginning and 751.6 MB in the end (delta: 28.7 MB). Peak memory consumption was 28.7 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 0.1.24-509859d [2019-11-27 15:44:31,058 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:44:31,063 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:44:31,094 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:44:31,096 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:44:31,099 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:44:31,101 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:44:31,123 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:44:31,127 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:44:31,134 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:44:31,135 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:44:31,140 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:44:31,141 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:44:31,147 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:44:31,152 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:44:31,154 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:44:31,157 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:44:31,162 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:44:31,169 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:44:31,176 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:44:31,182 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:44:31,191 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:44:31,193 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:44:31,195 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:44:31,202 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:44:31,205 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:44:31,205 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:44:31,207 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:44:31,208 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:44:31,212 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:44:31,212 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:44:31,213 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:44:31,216 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:44:31,218 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:44:31,221 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:44:31,222 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:44:31,223 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:44:31,226 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:44:31,226 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:44:31,227 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:44:31,230 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:44:31,233 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:44:31,269 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:44:31,271 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:44:31,277 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:44:31,277 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:44:31,278 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:44:31,278 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:44:31,278 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:44:31,279 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:44:31,279 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:44:31,279 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:44:31,280 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:44:31,283 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:44:31,283 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:44:31,284 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:44:31,284 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:44:31,284 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:44:31,285 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:44:31,285 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:44:31,288 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:44:31,288 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:44:31,289 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:44:31,289 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:44:31,289 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:44:31,290 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:44:31,290 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:44:31,290 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:44:31,290 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:44:31,292 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:44:31,292 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:44:31,292 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:44:31,296 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 -> 75e4bad583b741ebc4060510641be70c2620f49f [2019-11-27 15:44:31,874 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:44:31,905 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:44:31,914 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:44:31,916 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:44:31,918 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:44:31,922 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label14.c [2019-11-27 15:44:32,079 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9b2e21b18/ac99c51d64484aea9ac8ce366049291b/FLAG3691623eb [2019-11-27 15:44:33,831 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:44:33,833 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label14.c [2019-11-27 15:44:33,922 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9b2e21b18/ac99c51d64484aea9ac8ce366049291b/FLAG3691623eb [2019-11-27 15:44:33,963 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9b2e21b18/ac99c51d64484aea9ac8ce366049291b [2019-11-27 15:44:33,973 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:44:33,979 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:44:33,983 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:44:33,983 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:44:33,991 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:44:33,992 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:44:33" (1/1) ... [2019-11-27 15:44:34,003 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@15b6135e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:33, skipping insertion in model container [2019-11-27 15:44:34,004 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:44:33" (1/1) ... [2019-11-27 15:44:34,023 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:44:34,300 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:44:37,483 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:44:37,501 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:44:38,997 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:44:39,081 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:44:39,085 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:39 WrapperNode [2019-11-27 15:44:39,085 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:44:39,086 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:44:39,087 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:44:39,087 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:44:39,108 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:39" (1/1) ... [2019-11-27 15:44:39,208 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:39" (1/1) ... [2019-11-27 15:44:39,595 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:44:39,599 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:44:39,599 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:44:39,600 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:44:39,623 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:39" (1/1) ... [2019-11-27 15:44:39,625 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:39" (1/1) ... [2019-11-27 15:44:39,676 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:39" (1/1) ... [2019-11-27 15:44:39,676 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:39" (1/1) ... [2019-11-27 15:44:39,904 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:39" (1/1) ... [2019-11-27 15:44:39,969 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:39" (1/1) ... [2019-11-27 15:44:40,051 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:39" (1/1) ... [2019-11-27 15:44:40,139 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:44:40,147 INFO L168 Benchmark]: Toolchain (without parser) took 6164.15 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 734.3 MB in the end (delta: 210.2 MB). Peak memory consumption was 210.3 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:40,147 INFO L168 Benchmark]: CDTParser took 0.37 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. [2019-11-27 15:44:40,151 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5103.07 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 803.2 MB in the end (delta: 141.3 MB). Peak memory consumption was 141.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:40,153 INFO L168 Benchmark]: Boogie Procedure Inliner took 512.16 ms. Allocated memory is still 1.0 GB. Free memory was 797.5 MB in the beginning and 763.1 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:40,157 INFO L168 Benchmark]: Boogie Preprocessor took 540.90 ms. Allocated memory is still 1.0 GB. Free memory was 763.1 MB in the beginning and 734.3 MB in the end (delta: 28.8 MB). Peak memory consumption was 28.8 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:40,169 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37 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 5103.07 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 803.2 MB in the end (delta: 141.3 MB). Peak memory consumption was 141.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 512.16 ms. Allocated memory is still 1.0 GB. Free memory was 797.5 MB in the beginning and 763.1 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 540.90 ms. Allocated memory is still 1.0 GB. Free memory was 763.1 MB in the beginning and 734.3 MB in the end (delta: 28.8 MB). Peak memory consumption was 28.8 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...