./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem03_label21.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/Problem03_label21.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 8d6d6b137c12aa50644c75dca9048ac8efa72cf6 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem03_label21.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 8d6d6b137c12aa50644c75dca9048ac8efa72cf6 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 16:34:40,102 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:34:40,104 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:34:40,128 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:34:40,132 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:34:40,134 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:34:40,135 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:34:40,145 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:34:40,151 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:34:40,154 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:34:40,155 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:34:40,159 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:34:40,162 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:34:40,164 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:34:40,165 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:34:40,166 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:34:40,170 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:34:40,171 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:34:40,175 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:34:40,178 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:34:40,184 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:34:40,192 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:34:40,193 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:34:40,194 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:34:40,201 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:34:40,202 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:34:40,202 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:34:40,203 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:34:40,204 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:34:40,207 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:34:40,208 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:34:40,208 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:34:40,209 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:34:40,210 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:34:40,213 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:34:40,213 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:34:40,214 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:34:40,216 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:34:40,216 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:34:40,217 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:34:40,220 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:34:40,221 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:34:40,259 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:34:40,265 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:34:40,266 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:34:40,267 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:34:40,267 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:34:40,268 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:34:40,268 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:34:40,268 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:34:40,270 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:34:40,270 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:34:40,271 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:34:40,271 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:34:40,271 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:34:40,272 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:34:40,272 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:34:40,272 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:34:40,272 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:34:40,275 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:34:40,275 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:34:40,275 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:34:40,275 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:34:40,276 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:34:40,276 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:34:40,276 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:34:40,276 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:34:40,276 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:34:40,277 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:34:40,277 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:34:40,277 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 -> 8d6d6b137c12aa50644c75dca9048ac8efa72cf6 [2019-11-26 16:34:40,658 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:34:40,674 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:34:40,679 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:34:40,683 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:34:40,683 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:34:40,684 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem03_label21.c [2019-11-26 16:34:40,793 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0058a2cfe/8cbc547c034f4c388f4872aaf46cf141/FLAG3560ae623 [2019-11-26 16:34:41,839 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:34:41,842 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem03_label21.c [2019-11-26 16:34:41,874 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0058a2cfe/8cbc547c034f4c388f4872aaf46cf141/FLAG3560ae623 [2019-11-26 16:34:42,312 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0058a2cfe/8cbc547c034f4c388f4872aaf46cf141 [2019-11-26 16:34:42,318 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:34:42,320 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:34:42,327 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:34:42,328 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:34:42,330 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:34:42,331 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:34:42" (1/1) ... [2019-11-26 16:34:42,336 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6fcda2bf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:42, skipping insertion in model container [2019-11-26 16:34:42,340 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:34:42" (1/1) ... [2019-11-26 16:34:42,351 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:34:42,483 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:34:43,599 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:34:43,611 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:34:43,937 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:34:43,969 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:34:43,974 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:43 WrapperNode [2019-11-26 16:34:43,975 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:34:43,976 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:34:43,976 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:34:43,976 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:34:43,988 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:43" (1/1) ... [2019-11-26 16:34:44,040 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:43" (1/1) ... [2019-11-26 16:34:44,166 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:34:44,167 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:34:44,167 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:34:44,168 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:34:44,184 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:43" (1/1) ... [2019-11-26 16:34:44,186 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:43" (1/1) ... [2019-11-26 16:34:44,197 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:43" (1/1) ... [2019-11-26 16:34:44,198 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:43" (1/1) ... [2019-11-26 16:34:44,252 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:43" (1/1) ... [2019-11-26 16:34:44,280 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:43" (1/1) ... [2019-11-26 16:34:44,298 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:43" (1/1) ... [2019-11-26 16:34:44,315 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:34:44,321 INFO L168 Benchmark]: Toolchain (without parser) took 1997.58 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 904.0 MB in the end (delta: 52.0 MB). Peak memory consumption was 52.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:44,322 INFO L168 Benchmark]: CDTParser took 1.52 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 16:34:44,323 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1648.29 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 932.6 MB in the end (delta: 23.4 MB). Peak memory consumption was 27.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:44,326 INFO L168 Benchmark]: Boogie Procedure Inliner took 191.06 ms. Allocated memory is still 1.0 GB. Free memory was 932.6 MB in the beginning and 915.4 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:44,330 INFO L168 Benchmark]: Boogie Preprocessor took 147.94 ms. Allocated memory is still 1.0 GB. Free memory was 915.4 MB in the beginning and 904.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:44,335 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.52 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 1648.29 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 932.6 MB in the end (delta: 23.4 MB). Peak memory consumption was 27.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 191.06 ms. Allocated memory is still 1.0 GB. Free memory was 932.6 MB in the beginning and 915.4 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 147.94 ms. Allocated memory is still 1.0 GB. Free memory was 915.4 MB in the beginning and 904.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:34:47,063 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:34:47,066 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:34:47,086 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:34:47,087 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:34:47,094 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:34:47,098 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:34:47,109 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:34:47,116 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:34:47,119 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:34:47,121 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:34:47,125 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:34:47,126 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:34:47,131 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:34:47,132 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:34:47,133 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:34:47,136 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:34:47,137 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:34:47,139 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:34:47,144 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:34:47,150 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:34:47,156 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:34:47,157 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:34:47,161 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:34:47,166 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:34:47,167 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:34:47,167 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:34:47,168 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:34:47,170 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:34:47,171 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:34:47,173 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:34:47,173 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:34:47,174 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:34:47,177 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:34:47,178 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:34:47,181 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:34:47,182 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:34:47,182 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:34:47,182 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:34:47,183 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:34:47,186 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:34:47,187 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:34:47,215 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:34:47,217 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:34:47,218 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:34:47,220 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:34:47,220 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:34:47,220 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:34:47,221 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:34:47,221 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:34:47,223 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:34:47,223 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:34:47,224 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:34:47,225 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:34:47,225 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:34:47,226 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:34:47,228 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:34:47,228 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:34:47,228 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:34:47,229 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:34:47,229 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:34:47,230 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:34:47,231 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:34:47,233 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:34:47,235 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:34:47,237 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:34:47,237 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:34:47,238 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:34:47,238 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:34:47,239 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:34:47,240 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:34:47,241 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:34:47,243 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 -> 8d6d6b137c12aa50644c75dca9048ac8efa72cf6 [2019-11-26 16:34:47,642 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:34:47,656 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:34:47,662 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:34:47,667 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:34:47,667 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:34:47,669 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem03_label21.c [2019-11-26 16:34:47,762 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c32e5846d/b5740dc32a7d4b338bb622dad4716a44/FLAGf678ada11 [2019-11-26 16:34:48,684 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:34:48,684 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem03_label21.c [2019-11-26 16:34:48,718 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c32e5846d/b5740dc32a7d4b338bb622dad4716a44/FLAGf678ada11 [2019-11-26 16:34:48,767 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c32e5846d/b5740dc32a7d4b338bb622dad4716a44 [2019-11-26 16:34:48,774 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:34:48,776 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:34:48,780 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:34:48,780 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:34:48,785 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:34:48,787 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:34:48" (1/1) ... [2019-11-26 16:34:48,793 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@762a845e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:48, skipping insertion in model container [2019-11-26 16:34:48,794 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:34:48" (1/1) ... [2019-11-26 16:34:48,806 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:34:48,911 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:34:50,006 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:34:50,019 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:34:50,421 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:34:50,454 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:34:50,460 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:50 WrapperNode [2019-11-26 16:34:50,460 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:34:50,461 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:34:50,462 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:34:50,462 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:34:50,476 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:50" (1/1) ... [2019-11-26 16:34:50,534 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:50" (1/1) ... [2019-11-26 16:34:50,653 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:34:50,656 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:34:50,656 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:34:50,656 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:34:50,674 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:50" (1/1) ... [2019-11-26 16:34:50,674 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:50" (1/1) ... [2019-11-26 16:34:50,688 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:50" (1/1) ... [2019-11-26 16:34:50,689 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:50" (1/1) ... [2019-11-26 16:34:50,754 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:50" (1/1) ... [2019-11-26 16:34:50,786 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:50" (1/1) ... [2019-11-26 16:34:50,800 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:50" (1/1) ... [2019-11-26 16:34:50,816 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:34:50,825 INFO L168 Benchmark]: Toolchain (without parser) took 2043.94 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 953.1 MB in the beginning and 896.7 MB in the end (delta: 56.4 MB). Peak memory consumption was 56.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:50,826 INFO L168 Benchmark]: CDTParser took 0.22 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 16:34:50,828 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1681.21 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 953.1 MB in the beginning and 919.6 MB in the end (delta: 33.5 MB). Peak memory consumption was 33.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:50,831 INFO L168 Benchmark]: Boogie Procedure Inliner took 194.23 ms. Allocated memory is still 1.0 GB. Free memory was 919.6 MB in the beginning and 908.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:50,832 INFO L168 Benchmark]: Boogie Preprocessor took 161.77 ms. Allocated memory is still 1.0 GB. Free memory was 908.2 MB in the beginning and 896.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:50,840 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 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 1681.21 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 953.1 MB in the beginning and 919.6 MB in the end (delta: 33.5 MB). Peak memory consumption was 33.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 194.23 ms. Allocated memory is still 1.0 GB. Free memory was 919.6 MB in the beginning and 908.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 161.77 ms. Allocated memory is still 1.0 GB. Free memory was 908.2 MB in the beginning and 896.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...