./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem14_label22.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/Problem14_label22.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 17c583af50669f5a9046907038c3e55ebabc385d .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem14_label22.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 17c583af50669f5a9046907038c3e55ebabc385d .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 16:48:20,998 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:48:21,004 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:48:21,040 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:48:21,041 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:48:21,044 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:48:21,049 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:48:21,065 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:48:21,069 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:48:21,076 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:48:21,078 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:48:21,084 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:48:21,084 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:48:21,091 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:48:21,096 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:48:21,098 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:48:21,101 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:48:21,106 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:48:21,110 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:48:21,121 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:48:21,128 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:48:21,135 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:48:21,137 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:48:21,142 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:48:21,150 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:48:21,150 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:48:21,150 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:48:21,154 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:48:21,157 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:48:21,158 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:48:21,159 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:48:21,162 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:48:21,163 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:48:21,165 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:48:21,169 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:48:21,170 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:48:21,174 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:48:21,174 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:48:21,175 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:48:21,176 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:48:21,179 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:48:21,180 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:48:21,221 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:48:21,222 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:48:21,226 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:48:21,226 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:48:21,226 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:48:21,228 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:48:21,228 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:48:21,228 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:48:21,231 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:48:21,231 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:48:21,232 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:48:21,233 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:48:21,233 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:48:21,233 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:48:21,234 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:48:21,237 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:48:21,237 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:48:21,238 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:48:21,238 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:48:21,238 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:48:21,238 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:48:21,239 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:48:21,239 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:48:21,239 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:48:21,240 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:48:21,242 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:48:21,242 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:48:21,242 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:48:21,243 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 -> 17c583af50669f5a9046907038c3e55ebabc385d [2019-11-26 16:48:21,823 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:48:21,856 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:48:21,859 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:48:21,865 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:48:21,867 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:48:21,868 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem14_label22.c [2019-11-26 16:48:22,026 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/553c9f19f/86e1ceacadbc439088ff5cd8bc0e1182/FLAG0b2b34edf [2019-11-26 16:48:23,306 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:48:23,312 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem14_label22.c [2019-11-26 16:48:23,342 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/553c9f19f/86e1ceacadbc439088ff5cd8bc0e1182/FLAG0b2b34edf [2019-11-26 16:48:23,382 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/553c9f19f/86e1ceacadbc439088ff5cd8bc0e1182 [2019-11-26 16:48:23,389 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:48:23,395 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:48:23,398 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:48:23,400 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:48:23,406 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:48:23,409 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:48:23" (1/1) ... [2019-11-26 16:48:23,417 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@198c21d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:23, skipping insertion in model container [2019-11-26 16:48:23,417 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:48:23" (1/1) ... [2019-11-26 16:48:23,436 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:48:23,556 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:48:24,739 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:48:24,758 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:48:25,096 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:48:25,137 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:48:25,139 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:25 WrapperNode [2019-11-26 16:48:25,140 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:48:25,144 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:48:25,144 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:48:25,144 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:48:25,167 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:25" (1/1) ... [2019-11-26 16:48:25,224 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:25" (1/1) ... [2019-11-26 16:48:25,426 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:48:25,431 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:48:25,432 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:48:25,432 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:48:25,455 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:25" (1/1) ... [2019-11-26 16:48:25,455 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:25" (1/1) ... [2019-11-26 16:48:25,472 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:25" (1/1) ... [2019-11-26 16:48:25,472 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:25" (1/1) ... [2019-11-26 16:48:25,532 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:25" (1/1) ... [2019-11-26 16:48:25,571 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:25" (1/1) ... [2019-11-26 16:48:25,592 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:25" (1/1) ... [2019-11-26 16:48:25,622 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:48:25,634 INFO L168 Benchmark]: Toolchain (without parser) took 2233.22 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 949.1 MB in the end (delta: 12.6 MB). Peak memory consumption was 12.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:25,635 INFO L168 Benchmark]: CDTParser took 1.42 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 16:48:25,639 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1745.24 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 960.5 MB in the end (delta: 1.2 MB). Peak memory consumption was 27.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:25,640 INFO L168 Benchmark]: Boogie Procedure Inliner took 287.22 ms. Allocated memory is still 1.0 GB. Free memory was 960.5 MB in the beginning and 954.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:25,645 INFO L168 Benchmark]: Boogie Preprocessor took 193.62 ms. Allocated memory is still 1.0 GB. Free memory was 954.8 MB in the beginning and 949.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:25,655 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.42 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 1745.24 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 960.5 MB in the end (delta: 1.2 MB). Peak memory consumption was 27.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 287.22 ms. Allocated memory is still 1.0 GB. Free memory was 960.5 MB in the beginning and 954.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 193.62 ms. Allocated memory is still 1.0 GB. Free memory was 954.8 MB in the beginning and 949.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 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 0.1.24-025d5a2 [2019-11-26 16:48:29,534 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:48:29,540 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:48:29,573 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:48:29,575 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:48:29,584 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:48:29,587 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:48:29,602 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:48:29,607 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:48:29,612 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:48:29,617 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:48:29,620 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:48:29,623 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:48:29,628 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:48:29,631 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:48:29,633 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:48:29,638 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:48:29,642 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:48:29,650 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:48:29,659 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:48:29,667 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:48:29,672 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:48:29,675 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:48:29,679 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:48:29,688 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:48:29,688 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:48:29,689 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:48:29,691 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:48:29,693 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:48:29,694 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:48:29,696 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:48:29,697 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:48:29,699 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:48:29,702 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:48:29,705 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:48:29,707 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:48:29,708 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:48:29,710 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:48:29,710 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:48:29,711 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:48:29,717 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:48:29,718 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:48:29,757 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:48:29,759 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:48:29,764 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:48:29,764 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:48:29,765 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:48:29,765 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:48:29,765 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:48:29,768 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:48:29,768 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:48:29,768 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:48:29,770 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:48:29,770 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:48:29,771 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:48:29,771 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:48:29,773 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:48:29,773 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:48:29,773 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:48:29,774 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:48:29,774 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:48:29,775 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:48:29,775 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:48:29,778 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:48:29,778 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:48:29,778 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:48:29,779 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:48:29,779 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:48:29,779 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:48:29,780 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:48:29,780 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:48:29,780 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:48:29,782 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 -> 17c583af50669f5a9046907038c3e55ebabc385d [2019-11-26 16:48:30,416 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:48:30,446 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:48:30,453 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:48:30,458 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:48:30,459 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:48:30,460 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem14_label22.c [2019-11-26 16:48:30,614 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/441bd92ed/53a79ce90ffb4b608f20476459b004a3/FLAG9dc571072 [2019-11-26 16:48:31,955 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:48:31,961 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem14_label22.c [2019-11-26 16:48:32,005 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/441bd92ed/53a79ce90ffb4b608f20476459b004a3/FLAG9dc571072 [2019-11-26 16:48:32,041 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/441bd92ed/53a79ce90ffb4b608f20476459b004a3 [2019-11-26 16:48:32,051 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:48:32,055 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:48:32,063 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:48:32,063 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:48:32,071 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:48:32,072 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:48:32" (1/1) ... [2019-11-26 16:48:32,082 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63b80273 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:32, skipping insertion in model container [2019-11-26 16:48:32,083 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:48:32" (1/1) ... [2019-11-26 16:48:32,098 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:48:32,236 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:48:33,493 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:48:33,507 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:48:33,907 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:48:33,947 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:48:33,948 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:33 WrapperNode [2019-11-26 16:48:33,949 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:48:33,952 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:48:33,952 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:48:33,952 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:48:33,975 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:33" (1/1) ... [2019-11-26 16:48:34,031 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:33" (1/1) ... [2019-11-26 16:48:34,166 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:48:34,167 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:48:34,167 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:48:34,167 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:48:34,187 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:33" (1/1) ... [2019-11-26 16:48:34,190 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:33" (1/1) ... [2019-11-26 16:48:34,200 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:33" (1/1) ... [2019-11-26 16:48:34,202 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:33" (1/1) ... [2019-11-26 16:48:34,262 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:33" (1/1) ... [2019-11-26 16:48:34,293 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:33" (1/1) ... [2019-11-26 16:48:34,315 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:33" (1/1) ... [2019-11-26 16:48:34,337 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:48:34,349 INFO L168 Benchmark]: Toolchain (without parser) took 2288.09 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 943.7 MB in the end (delta: 23.7 MB). Peak memory consumption was 23.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:34,351 INFO L168 Benchmark]: CDTParser took 0.42 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 16:48:34,353 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1888.31 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 955.1 MB in the end (delta: 12.3 MB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:34,355 INFO L168 Benchmark]: Boogie Procedure Inliner took 214.84 ms. Allocated memory is still 1.0 GB. Free memory was 955.1 MB in the beginning and 949.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:34,359 INFO L168 Benchmark]: Boogie Preprocessor took 173.85 ms. Allocated memory is still 1.0 GB. Free memory was 949.4 MB in the beginning and 943.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:34,370 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42 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 1888.31 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 955.1 MB in the end (delta: 12.3 MB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 214.84 ms. Allocated memory is still 1.0 GB. Free memory was 955.1 MB in the beginning and 949.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 173.85 ms. Allocated memory is still 1.0 GB. Free memory was 949.4 MB in the beginning and 943.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...