./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem19_label15.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/Problem19_label15.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash bb4e5f120033f76804ba2daaaa06860badbc2b8a ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem19_label15.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash bb4e5f120033f76804ba2daaaa06860badbc2b8a .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 16:51:51,053 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:51:51,060 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:51:51,095 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:51:51,096 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:51:51,098 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:51:51,101 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:51:51,116 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:51:51,124 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:51:51,130 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:51:51,131 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:51:51,136 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:51:51,137 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:51:51,141 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:51:51,143 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:51:51,147 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:51:51,149 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:51:51,150 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:51:51,156 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:51:51,161 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:51:51,170 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:51:51,178 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:51:51,179 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:51:51,185 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:51:51,191 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:51:51,191 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:51:51,192 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:51:51,195 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:51:51,196 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:51:51,200 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:51:51,200 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:51:51,201 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:51:51,203 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:51:51,206 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:51:51,208 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:51:51,211 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:51:51,212 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:51:51,213 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:51:51,213 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:51:51,217 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:51:51,218 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:51:51,219 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:51:51,274 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:51:51,276 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:51:51,286 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:51:51,286 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:51:51,287 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:51:51,287 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:51:51,287 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:51:51,288 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:51:51,289 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:51:51,289 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:51:51,289 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:51:51,291 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:51:51,291 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:51:51,291 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:51:51,292 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:51:51,293 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:51:51,296 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:51:51,296 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:51:51,297 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:51:51,297 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:51:51,297 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:51:51,297 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:51:51,298 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:51:51,298 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:51:51,299 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:51:51,299 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:51:51,300 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:51:51,300 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:51:51,301 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 -> bb4e5f120033f76804ba2daaaa06860badbc2b8a [2019-11-26 16:51:51,861 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:51:51,890 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:51:51,896 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:51:51,903 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:51:51,905 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:51:51,907 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem19_label15.c [2019-11-26 16:51:52,065 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/20ab0c627/85786af24770417fb6929c2602a2a636/FLAG861eecef1 [2019-11-26 16:51:54,189 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:51:54,192 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem19_label15.c [2019-11-26 16:51:54,308 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/20ab0c627/85786af24770417fb6929c2602a2a636/FLAG861eecef1 [2019-11-26 16:51:54,348 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/20ab0c627/85786af24770417fb6929c2602a2a636 [2019-11-26 16:51:54,357 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:51:54,361 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:51:54,371 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:51:54,371 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:51:54,378 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:51:54,379 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:51:54" (1/1) ... [2019-11-26 16:51:54,389 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bc0b2b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:54, skipping insertion in model container [2019-11-26 16:51:54,389 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:51:54" (1/1) ... [2019-11-26 16:51:54,411 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:51:54,907 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:51:59,466 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:51:59,477 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:52:02,438 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:52:02,553 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:52:02,557 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:02 WrapperNode [2019-11-26 16:52:02,558 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:52:02,559 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:52:02,559 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:52:02,559 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:52:02,576 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:02" (1/1) ... [2019-11-26 16:52:02,737 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:02" (1/1) ... [2019-11-26 16:52:03,815 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:52:03,817 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:52:03,820 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:52:03,820 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:52:03,840 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:02" (1/1) ... [2019-11-26 16:52:03,845 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:02" (1/1) ... [2019-11-26 16:52:04,101 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:02" (1/1) ... [2019-11-26 16:52:04,102 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:02" (1/1) ... [2019-11-26 16:52:05,556 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:02" (1/1) ... [2019-11-26 16:52:05,679 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:02" (1/1) ... [2019-11-26 16:52:05,920 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:02" (1/1) ... [2019-11-26 16:52:06,276 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:52:06,288 INFO L168 Benchmark]: Toolchain (without parser) took 11919.11 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 775.0 MB in the end (delta: 158.1 MB). Peak memory consumption was 381.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:52:06,289 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. [2019-11-26 16:52:06,294 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8187.93 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 864.5 MB in the end (delta: 68.5 MB). Peak memory consumption was 271.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:52:06,295 INFO L168 Benchmark]: Boogie Procedure Inliner took 1257.78 ms. Allocated memory is still 1.0 GB. Free memory was 864.5 MB in the beginning and 694.5 MB in the end (delta: 170.0 MB). Peak memory consumption was 170.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:52:06,300 INFO L168 Benchmark]: Boogie Preprocessor took 2460.59 ms. Allocated memory is still 1.0 GB. Free memory was 694.5 MB in the beginning and 775.0 MB in the end (delta: -80.5 MB). Peak memory consumption was 143.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:52:06,309 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 8187.93 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 864.5 MB in the end (delta: 68.5 MB). Peak memory consumption was 271.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1257.78 ms. Allocated memory is still 1.0 GB. Free memory was 864.5 MB in the beginning and 694.5 MB in the end (delta: 170.0 MB). Peak memory consumption was 170.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 2460.59 ms. Allocated memory is still 1.0 GB. Free memory was 694.5 MB in the beginning and 775.0 MB in the end (delta: -80.5 MB). Peak memory consumption was 143.1 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 16:52:10,153 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:52:10,158 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:52:10,184 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:52:10,186 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:52:10,198 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:52:10,202 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:52:10,219 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:52:10,221 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:52:10,227 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:52:10,231 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:52:10,237 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:52:10,238 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:52:10,244 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:52:10,255 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:52:10,259 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:52:10,263 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:52:10,265 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:52:10,269 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:52:10,280 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:52:10,287 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:52:10,295 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:52:10,297 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:52:10,302 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:52:10,310 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:52:10,311 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:52:10,311 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:52:10,316 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:52:10,317 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:52:10,318 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:52:10,320 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:52:10,321 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:52:10,322 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:52:10,326 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:52:10,330 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:52:10,331 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:52:10,332 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:52:10,335 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:52:10,335 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:52:10,336 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:52:10,340 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:52:10,342 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:52:10,383 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:52:10,385 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:52:10,389 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:52:10,391 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:52:10,391 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:52:10,394 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:52:10,394 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:52:10,395 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:52:10,395 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:52:10,395 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:52:10,397 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:52:10,397 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:52:10,397 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:52:10,399 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:52:10,399 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:52:10,400 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:52:10,400 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:52:10,401 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:52:10,402 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:52:10,402 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:52:10,404 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:52:10,404 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:52:10,404 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:52:10,405 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:52:10,405 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:52:10,407 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:52:10,407 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:52:10,407 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:52:10,408 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:52:10,410 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:52:10,411 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 -> bb4e5f120033f76804ba2daaaa06860badbc2b8a [2019-11-26 16:52:11,046 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:52:11,077 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:52:11,084 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:52:11,089 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:52:11,092 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:52:11,094 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem19_label15.c [2019-11-26 16:52:11,246 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0b12e8894/34dcef3bb5ae4dfc8624176b874a07e7/FLAG87b3c0865 [2019-11-26 16:52:13,353 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:52:13,358 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem19_label15.c [2019-11-26 16:52:13,499 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0b12e8894/34dcef3bb5ae4dfc8624176b874a07e7/FLAG87b3c0865 [2019-11-26 16:52:13,539 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0b12e8894/34dcef3bb5ae4dfc8624176b874a07e7 [2019-11-26 16:52:13,545 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:52:13,551 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:52:13,554 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:52:13,556 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:52:13,564 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:52:13,567 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:52:13" (1/1) ... [2019-11-26 16:52:13,576 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bc0b2b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:13, skipping insertion in model container [2019-11-26 16:52:13,577 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:52:13" (1/1) ... [2019-11-26 16:52:13,594 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:52:14,092 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:52:19,490 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:52:19,507 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:52:22,168 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:52:22,293 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:52:22,295 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:22 WrapperNode [2019-11-26 16:52:22,296 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:52:22,297 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:52:22,300 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:52:22,300 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:52:22,320 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:22" (1/1) ... [2019-11-26 16:52:22,501 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:22" (1/1) ... [2019-11-26 16:52:22,993 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:52:22,998 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:52:22,998 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:52:22,999 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:52:23,022 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:22" (1/1) ... [2019-11-26 16:52:23,022 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:22" (1/1) ... [2019-11-26 16:52:23,149 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:22" (1/1) ... [2019-11-26 16:52:23,149 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:22" (1/1) ... [2019-11-26 16:52:24,081 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:22" (1/1) ... [2019-11-26 16:52:24,199 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:22" (1/1) ... [2019-11-26 16:52:24,321 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:22" (1/1) ... [2019-11-26 16:52:24,427 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:52:24,437 INFO L168 Benchmark]: Toolchain (without parser) took 10881.59 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 937.3 MB in the beginning and 861.1 MB in the end (delta: 76.3 MB). Peak memory consumption was 314.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:52:24,440 INFO L168 Benchmark]: CDTParser took 0.39 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 16:52:24,443 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8741.89 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 937.3 MB in the beginning and 755.0 MB in the end (delta: 182.4 MB). Peak memory consumption was 256.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:52:24,444 INFO L168 Benchmark]: Boogie Procedure Inliner took 701.10 ms. Allocated memory is still 1.0 GB. Free memory was 755.0 MB in the beginning and 686.0 MB in the end (delta: 68.9 MB). Peak memory consumption was 68.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:52:24,451 INFO L168 Benchmark]: Boogie Preprocessor took 1431.63 ms. Allocated memory is still 1.0 GB. Free memory was 686.0 MB in the beginning and 861.1 MB in the end (delta: -175.0 MB). Peak memory consumption was 63.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:52:24,462 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 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 8741.89 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 937.3 MB in the beginning and 755.0 MB in the end (delta: 182.4 MB). Peak memory consumption was 256.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 701.10 ms. Allocated memory is still 1.0 GB. Free memory was 755.0 MB in the beginning and 686.0 MB in the end (delta: 68.9 MB). Peak memory consumption was 68.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1431.63 ms. Allocated memory is still 1.0 GB. Free memory was 686.0 MB in the beginning and 861.1 MB in the end (delta: -175.0 MB). Peak memory consumption was 63.1 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...